CN101097625A - Method for enhancing bank card transaction processing system RAS performance and system - Google Patents
Method for enhancing bank card transaction processing system RAS performance and system Download PDFInfo
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Abstract
The invention discloses a kind of method to improve RAS performance of transaction processing system of bank card, which includes: set the normal operating mode and at least one abnormal operation mode; gather the business information of service quality of transaction processing system of bank card; judges said business information of service quality; when the business information of service quality is abnormal, the normal operating mode switches into abnormal operation mode, when the abnormal situation disappears, it will be switched into normal operating mode. It also provides a system to improve the RAS performance of transaction processing system of bank card. Said method and system improve the efficiency, reliability and usability of transaction processing system of bank card, and also improve the RAS performance of transaction processing system.
Description
Technical field
The present invention relates to improve the method and system of transaction processing system RAS performance, particularly relate to a kind of method and system that improves bank card transaction processing system RAS performance.
Background technology
RAS is Reliability, Availability, and the abbreviation of three English words of Serviceability, they have reflected three famous characteristics of high reliability, high availability, high service of transaction processing system, their concrete implication is as follows:
High reliability (Reliability): transaction processing system can continuous running, never shutdown.
High availability (Availability): valuable source all has backup; Can detect the potential problem that will take place, and can shift its moving of task to other resource, perhaps take over and isolate the service module that makes a mistake,, keep the continuous running of producing to reduce stop time; Having real-time online safeguards and the retardance maintenance function; Have prediction and take precautions against, handle judgement, oneself's healing regeneration function.
High service (Serviceability): can diagnose by real-time online, accurately orient the root problem place, accomplish to repair fast accurately.
Another of high reliability, high availability quantizes definition, also be the logical The common calculation methods of computer industry circle: the reliability of transaction processing system was measured with the mean free error time (MTTF), be how long transaction processing system on average can normally move, primary fault just takes place.The reliability of system is high more, and the mean free error time is long more.Maintainable measure i.e. break down back maintenance and recovering again the time that normal operation on average spends of system with mean time to repair (MTTR).The maintainability of system is good more, and mean time to repair is short more.The availability of transaction processing system is defined as: MTTF/ (MTTF+MTTR) * 100%.This shows that the availability of transaction processing system is defined as the number percent that system keeps the uptime.
Because bank card transaction processing system relates to a large amount of transaction and the transfer of funds, therefore in numerous transaction processing systems, bank card transaction processing system is had higher requirement to reliability, availability, processor.Simultaneously along with rapid economy development, the disposal environment of bank card constantly improves, and bank card business is constantly weeded out the old and bring forth the new, thereby bank card transaction processing system is faced with more and more higher business processing requirement, thereby just more and more higher to the requirement of RAS index.
Existing bank card transaction processing system is with a fixing mode operation and lacks location, backup automatically and recover the function of trouble spot.When running into abnormal conditions, go to tackle efficient and the reliability that abnormal conditions will reduce system with the processing policy of arm's length transaction, even can cause the paralysis of system.And existing bank card transaction processing system adopts the local fault of the mode disposal system appearance of manually searching, get rid of, recovering, this processing mode efficient is very low, the part that breaks down during handling failure will be in the state of wait for a long time, and this will reduce the reliabilty and availability of system.
Summary of the invention
Technical matters to be solved by this invention provides a kind of method that improves bank card transaction processing system RAS performance, with the adaptive faculty of effective raising bank card transaction processing system system, and improve the reliabilty and availability of bank card transaction processing system system by the function that automatic location is provided, recovers the trouble spot to unusual condition.
Another object of the present invention provides a kind of system that improves bank card transaction processing system RAS performance.
For solving the problems of the technologies described above, the invention provides a kind of method that improves bank card transaction processing system RAS performance, comprising:
Set normal operation mode and at least a abnormal operation mode;
Collect the QoS service information of bank card transaction processing system;
Judge described QoS service information;
When abnormal conditions appear in described QoS service information, be converted to corresponding abnormal operation mode from normal operation mode;
After abnormal conditions disappear, be converted to normal operation mode.
Described abnormal operation mode comprises: overall pressure overlond running pattern, local pressure overlond running pattern, unusually towards positive operational mode, streamline Single Point of Faliure operational mode, do not shut down upgrading operational mode, security operating mode and/or batch clearing operational mode.
The method of described raising bank card transaction processing system RAS performance, also comprise: it is other that the bank card business dealing that bank card transaction processing system is handled is divided at least 2 class processing priority, when system moves with normal operation mode, can handle whole bank card business dealings.
When system during with overall pressure overlond running mode operation, only processing priority is not better than the bank card business dealing of setting value.
When system during with local pressure overlond running mode operation, the notice transaction processing system increases the service number of local pressure overload, to alleviate processing pressure.
When system with unusually towards the operation of positive operational mode the time, only handle to dash and just conclude the business, refusal is handled other bank card business dealing.
When system moved with streamline Single Point of Faliure operational mode, the Service name of streamline Single Point of Faliure appearred in the notice transaction processing system; Use backup services to take over the service that the streamline Single Point of Faliure occurs, use the mock trading test service of streamline Single Point of Faliure to occur; The mock trading test is found service recovery just often, returns normal operation mode by streamline Single Point of Faliure operational mode.
When system moved not shut down the upgrading operational mode, transaction processing system can not shut down upgrading.
When system moved with security operating mode, system only handled the transaction request of core, close occupy system resource many and with the irrelevant business function of the transaction request of core.
When system with batch clearing operational mode when operation, distribute to batch settlement bargain and handle service and pull on and deliver the more critical resources of easy processing service, and increase corresponding service processes.
Described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: current transaction per second processing transactions item number (TPS, during Transactions Per Second) more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracts outlet TPS greater than the overall overload threshhold set, be converted to overall pressure overlond running pattern.
Described when abnormal conditions occurring, be converted to corresponding abnormal operation mode from normal operation mode and be: when current service import TPS subtracts outlet TPS more than or equal to local overload threshhold, be converted to local pressure overlond running pattern from normal operation mode.
Described when abnormal conditions occurring, be converted to corresponding abnormal operation mode from normal operation mode and be: when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values the time, be converted to unusually towards positive operational mode from normal operation mode.
Described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: as single service central processing unit (CPU, when Central Processing Unit) utilization rate=1/ host CPU number and duration are much larger than the average handling time of this service, maybe when time of handling the single transaction during much larger than average handling time, or when the transaction processing service is initiatively reported, be converted to streamline Single Point of Faliure operational mode from normal operation mode.
Described when abnormal conditions occurring, be converted to corresponding abnormal operation mode from normal operation mode and be: when described transaction system need not shut down upgrading, be converted to from normal operation mode and do not shut down the upgrading operational mode.
Described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when CPU usage is guarded against threshold values more than or equal to CPU usage, or when memory usage is guarded against threshold values more than or equal to memory usage, or when the I/O busy rate is guarded against threshold values more than or equal to the I/O busy rate, or skip the space utilization rate when skipping space utilization rate warning threshold values when internal memory more than or equal to internal memory, be converted to security operating mode from normal operation mode.
Described when abnormal conditions occurring, be converted to corresponding abnormal operation mode from normal operation mode and be: when entering batch knot section in rush hour, be converted to batch clearing operational mode from normal operation mode.
The method of described raising bank card transaction processing system RAS performance, also comprise: when bank card transaction processing system moves with a certain abnormal operation mode, can further be converted to the abnormal operation mode of not conflicting, or parallel with the abnormal operation mode of not conflicting.
When running status was converted to overall pressure overlond running pattern by normal condition after, the egress rate that subtracts service when the import speed of service was more than or equal to unusually towards positive threshold values the time, and transaction processing system is in simultaneously unusually towards positive operational mode; When single service CPU usage=1/ host CPU number and duration during much larger than the average handling time of this service, maybe when time of the processing single of this service transaction during much larger than the average handling time of this service, transaction processing system is in streamline Single Point of Faliure operational mode simultaneously.
After running status was converted to local pressure overlond running pattern, current transaction TPS was during more than or equal to the TPS overload threshhold, maybe subtracted outlet TPS when setting overall overload threshhold as inlet TPS, was converted to overall pressure overlond running pattern; If when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values, be converted to unusually towards positive operational mode.
After running status was converted to security operating mode, if current transaction TPS during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracted outlet TPS greater than the overall overload threshhold set, transaction processing system was in overall pressure overlond running pattern simultaneously.
Described QoS service information comprises: on-line Application relevant information, database information, server hardware information, the communication information, critical resource information and/or Inter-Process Communication (IPC, Inter ProcessCommunication) resource information.
Described on-line Application relevant information comprises: on the transaction processing path each service module handle every transaction time, every transaction system handles time, running status, critical resource access time, Transaction Information, towards positive information, storage forwarding information, abnormal information, current system bear transaction TPS, certain conclude the business current TPS and/or localized services module are born transaction TPS.
Described database information comprises: access permission, the operating position of exclusive lock, the access efficiency of deadlock situation and/or pass key index.
Described server hardware information comprises: CPU usage, network I/O, magnetic disc i/o, process ruuning situation, page space utilization rate and/or memory usage.
The described communication information comprises: with channel, bank card interconnected system, service provider's communication link situation.
Described critical resource information comprises: Insert time, update, select, fetch running time, deadlock situation, utilize the index situation, the wait situation, record number, database access permission, the situation of exclusive lock, deadlock situation, the access efficiency of pass key index, semaphore, bank card business dealing system serial number.
Described IPC resource information comprises: message number, message queue state on IPC resource information information, IPC resource information number, the transaction processing path in the message queue.
The described QoS service information of described analysis comprises: analysis-by-synthesis strategy, time series forecasting method.
Described Time Series Method comprises consensus forecast method, exponential smoothing, seasonal index number method, trend extrapolation.
The present invention also provides a kind of system that improves bank card transaction processing system RAS performance, comprising:
Information collection apparatus, the QoS service information of collecting bank card transaction processing system;
The information that information analysis apparatus, analytical information gathering-device are collected is judged described QoS service information, when abnormal conditions occurring, sends prompting according to the approach of the conversion controling switch table of operational mode;
State converter is received when the prompting of abnormal conditions appears in described QoS service information, is converted to corresponding abnormal operation mode from normal operation mode, and abnormal conditions are converted to normal operation mode after disappearing.
Described information collection apparatus comprises induction agent unit and service quality service information database, wherein:
The induction agent unit, the QoS service information that the induction agent unit is responsible for collecting bank card transaction processing system is carried out by the induction agent unit of correspondence for the collection of QoS service information of different nature;
The QoS service information database, the quality of service information library storage QoS service information, and provide QoS service information to information analysis apparatus.
Described information analysis apparatus comprises data abstraction unit, analysis agent unit, decision-making agent unit and analysis decision model bank, wherein:
The data abstraction unit, the quality of service information that described information collection apparatus is collected is handled according to unified structure in the data abstraction unit, to improve the treatment effeciency of analysis agent unit;
The analysis agent unit, the disposition of transaction processing system is responsible for analyzing in the analysis agent unit, the input data are QoS service information, be output as the service quality analytical information, described service quality analytical information is that current system handles situation is judged, or, can cooperate by a plurality of agent units and finish analysis a prediction of system situation;
The decision-making agent unit, the decision-making agent unit obtains state adjustment decision-making according to the configuration information of analysis decision model bank by the service quality analytical information of analysis agent unit, and the concurrent affair quality control information that takes is changed the pattern of transaction processing system by state converter;
The analysis decision model bank, in the analysis decision model bank centralized stores correlation model configuration information used of service quality analysis agent unit, service quality decision-making agent unit, service quality analysis, decision model storehouse provide man-machine interface to revise simultaneously or add new analysis, decision model configuration information.
Described state converter comprises control agent unit and control data bus, wherein:
The control agent unit, the control agent unit sends the service quality control information by the quality of service data control bus to described induction agent unit, analysis agent unit and decision-making agent unit;
The control data bus is responsible for the service quality control information that transmission decision-making agent unit and control agent unit send.
Compare with existing method and system, the present invention has the following advantages:
1, owing to sets normal operation mode and at least a abnormal operation mode, can be according to the actual state of transaction processing system, the unusual condition that automatic conversion operation pattern may occur with adaptive system, so just improve the efficient and the reliability of transaction processing system, thereby improved the reliability, availability, processor of transaction processing system;
2, when system moves with streamline Single Point of Faliure operational mode, the Service name of streamline Single Point of Faliure appears in the notice transaction processing system; Use backup services to take over the service that the streamline Single Point of Faliure occurs, use the mock trading test service of streamline Single Point of Faliure to occur; The mock trading test is found service recovery just often, returns normal operation mode by streamline Single Point of Faliure operational mode.By said method, system has realized location, backup failed services, the automatic function of recovering to the trouble spot, has improved the reliabilty and availability of transaction processing system, thereby has improved the reliability, availability, processor of transaction processing system.
Description of drawings
Fig. 1 is that the embodiment of the invention 1 is about a kind of synoptic diagram that improves the method for bank card transaction processing system RAS performance;
Fig. 2 is that the embodiment of the invention 2 is about a kind of synoptic diagram that improves the method for bank card transaction processing system RAS performance;
Fig. 3 is that the embodiment of the invention 3 is about a kind of synoptic diagram that improves the method for bank card transaction processing system RAS performance;
Fig. 4 is that the embodiment of the invention 4 is about a kind of synoptic diagram that improves the system of bank card transaction processing system RAS performance.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Embodiment 1
With reference to figure 1, the invention discloses a kind of method that improves bank card transaction processing system RAS performance, comprising:
Step 101 is set normal operation mode and at least a abnormal operation mode; Described abnormal operation mode comprises: overall pressure overlond running pattern, local pressure overlond running pattern, unusually towards positive operational mode, streamline Single Point of Faliure operational mode, do not shut down upgrading operational mode, security operating mode and/or batch clearing operational mode.Wherein:
When system moves with normal operation mode, can handle whole bank card business dealings.
When system during with overall pressure overlond running mode operation, processing section bank card business dealing only.For example, in transaction actual TPS surpass system design ability or machine processing capabilities limits or the time, phenomenons such as response terminal transaction request, great amount of terminals transaction are overtime, transaction packet loss, transaction processing core main frame/database processing host resource deficiency, message queue obstruction can appear continuing.In order to avoid risk in advance, at first define a transaction processing TPS overload threshhold, this value should be less than the transaction processing TPS peak value that obtains in the test environment, when bank card business dealing system in production environment concludes the business actual TPS when surpassing transaction processing TPS overload threshhold, maybe when inlet TPS subtracted outlet TPS greater than the overall overload threshhold set, bank card transaction processing system directly advanced by normal mode to enter overall pressure overlond running pattern
When system during with local pressure overlond running mode operation, the notice transaction processing system increases the service number of local pressure overload service, to alleviate processing pressure.
When system with unusually towards the operation of positive operational mode the time, only handle to dash and just conclude the business, refusal is handled other bank card business dealing.For example, owing to reasons such as communication failure cause system terminal send a large amount of just dashing or system itself mail to supervising authority in a large number towards timing, system enters unusually towards positive operational mode.
When system moved with streamline Single Point of Faliure operational mode, the Service name of streamline Single Point of Faliure appearred in the notice transaction processing system; Use backup services to take over the service that the streamline Single Point of Faliure occurs, use the mock trading test service of streamline Single Point of Faliure to occur; The mock trading test is found service recovery just often, returns normal operation mode by streamline Single Point of Faliure operational mode.
For example, for each service on the transaction processing path, whether normally the following global variable of definition is used to monitor related service operation: the beginning processing time of service stabs, the end process timestamp of service, the maximum processing time of present service, service processing reasonable time scope.Service processing reasonable time scope is carried out the parameter that initial phase imports for service.The required cooperation logical process of carrying out of each service on the transaction processing path is described below: service starts the initialization porch, read ' service processing reasonable time scope ' parameter, with ' the beginning processing time of service stabs ', ' the end process timestamp of service ', ' the maximum processing time of service at present ' initialize 0.The service operation porch stabs to the beginning processing time of service the current system time assignment of main frame ', and the system time alarm clock is set, the alarm clock binding hours is the upper limit of service processing reasonable time scope.The service operation exit, give ' the end process timestamp of service ' with the current system time assignment of main frame, and calculate this service operation processing time the beginning processing time of the end process timestamp-service of service (stab), and handle time ratio with the maximum of current service, if greater than, then replace " the maximum processing time of service at present ", and report.Service exception exit place, give ' the end process timestamp of service ' with the current system time assignment of main frame, and calculate this service operation processing time the beginning processing time of the end process timestamp-service of service (stab), and handle time ratio with the maximum of current service, if greater than, then replace original value, and report.When the system time alarm clock is overtime, do following processing: overtime service name, place process code name, the transaction code of handling, and other transaction feature information appear in report.After the service that the streamline Single Point of Faliure occurs is taken over, use the mock trading test service of streamline Single Point of Faliure to occur, the key message element of described mock trading obtains by extracting transaction feature information, if recover normal, promptly return normal operation mode by streamline Single Point of Faliure operational mode.
When system moves not shut down the upgrading operational mode; transaction processing system can not shut down upgrading (the described machine operational mode of liter of not shutting down can be with reference to same applicant's Chinese patent application 200510072008.X number and 200510072010.7, and the application title is all " computer system and the data updating method of realizing the data upgrading ").
When system moves with security operating mode, system only handles the transaction request of core, close occupy system resource many and with the irrelevant business function of the transaction request of core, for example, close and receive single characteristic service function, the single characteristic service function of described receipts comprises the pre-verification of magnetic track, gets the winning number in a bond and trade company's discount in real time.
When system with batch clearing operational mode when operation, distribute to batch settlement bargain and handle service and pull on and deliver the more critical resources of easy processing service, and increase corresponding service processes.
Described QoS service information comprises: on-line Application relevant information, database information, server hardware information, the communication information, critical resource information and/or IPC resource information.
Described on-line Application relevant information comprises: on the transaction processing path each service module handle every transaction time, every transaction system handles time, running status, critical resource access time, Transaction Information, towards positive information, storage forwarding information, abnormal information, current system bear transaction TPS, certain conclude the business current TPS and/or localized services module are born transaction TPS.
Described database information comprises: access permission, the operating position of exclusive lock, the access efficiency of deadlock situation and/or pass key index.
Described server hardware information comprises: cpu busy percentage, network I/O, magnetic disc i/o, process ruuning situation, page space utilization factor and/or memory usage.
The described communication information comprises: with channel, bank card interconnected system, service provider's communication link situation.
Described critical resource information comprises: Insert time, update, select, fetch running time, deadlock situation, utilize the index situation, the wait situation, record number, database access permission, the situation of exclusive lock, deadlock situation, the access efficiency of pass key index, semaphore, bank card business dealing system serial number.
Described IPC resource information comprises: message number, message queue state on IPC resource information information, IPC resource information number, the transaction processing path in the message queue.
For example, receive the QoS service information of the following key object of collection of can sampling in real time in the easy disposal system of single cross at bank card:
| The QoS service information | The quality of service information key element | Explanation |
| The on-line Application relevant information | The communication gate per second receives the transaction message number, the communication gate per second sends the transaction message number | By communication gate statistics and report |
| The on-line Application relevant information | The throughput rate of each message queue on the transaction processing path | Collect in mode initiatively by special agent unit; |
| The on-line Application relevant information | The single transaction system processing time | Report with certain frequency by communication gate |
| The on-line Application relevant information | The access time of the processing time of related service, critical resource on the transaction processing path | Calculate by the service that relates to oneself on the transaction processing path, and press the certain frequency report |
| The on-line Application relevant information | As the easy TPS of preshoot quadrature | ||
| Database | The relevant operation information of database, comprise whether can visiting, the operating position of exclusive lock, deadlock situation, the access efficiency of pass key index | Collect relevant information with active mode; | |
| Main frame | CPU idleness, network I/O, magnetic disc i/o, process ruuning situation, the internal memory space idleness that skips, the internal memory idleness. | Collect with active mode by special agent unit; | |
| Communication | Communication link situation with terminal, channel, bank card interconnected system, service provider | By communication gate statistics and report | |
| Critical resource | The on-line transaction log sheet | Insert, update, select, the fetch running time, deadlock situation, utilize the index situation, the WAIT situation, record number etc. | Partial information is by being calculated by the service that relates to oneself on the transaction processing path, and press certain frequency report; Partial information is collected relevant information with active mode; |
| The big data quantity parameter list | Select, fetch running time, utilize index situation etc. | ||
| Other critical resource | Semaphore, bank card are received the easy system of single cross serial number etc. | ||
| The IPC resource information | Message queue | The monitoring message formation checks whether message queue stops up; |
Table 1
Step 103 is judged described QoS service information;
The described QoS service information of described analysis comprises: analysis-by-synthesis strategy, time series forecasting method.Described Time Series Method comprises consensus forecast method, exponential smoothing, seasonal index number method, trend extrapolation.
Analysis strategy is as follows:
1. the analysis-by-synthesis strategy is taken all factors into consideration various relevant QoS service information elements, and is made analysis and judgement in view of the above.For example, can judge comprehensively that certain service is in operation according to the QoS service information such as CPU time that take of working time of cpu busy percentage, service, service processes and whether be absorbed in endless loop; Can also judge according to the disposition of concrete transaction is the transaction processing section in rush hour of which kind of terminal of system.System can make a policy by this information, and send the service quality steering order and adjust the transaction processing strategy in real time, thus the risk of avoiding system to exist.
2. adopt the situation of time series forecasting that next step ruuning situation of bank card transaction processing system is carried out real-time estimate, time series predicting model be input as historical QoS service data, be output as the reaction of next step jitter conditions of transaction processing system.For example, predict the outcome and be about to lose efficacy etc. into when the database file growth space surpasses index in warning line, the transaction log table.Time series analysis is the time series data that obtains according to systematic observation, sets up the theory and the method for mathematical model by curve fitting and parameter estimation.Time Series Method comprises consensus forecast method, exponential smoothing, seasonal index number method, trend extrapolation etc.The purpose of prediction mainly is in order to prevent the generation of following risk.
3. for some successional QoS service data, can adopt fuzzy method of dividing to improve the sharpness of input data.
4. historical data plays an important role in the analysis strategy.
Step 104 when abnormal conditions appear in described QoS service information, is converted to corresponding abnormal operation mode from normal operation mode;
Described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: current transaction TPS is during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracts outlet TPS greater than the overall overload threshhold set, be converted to overall pressure overlond running pattern.
When the egress rate that subtracts service when the import speed of service was no less than the local overload threshhold of setting, for example, local overload threshhold can be set at 10/second, is converted to local pressure overlond running pattern from normal operation mode.
When the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values the time, be converted to unusually towards positive operational mode from normal operation mode.
When single service CPU usage=1/ host CPU number and duration during much larger than the average handling time of this service, maybe when time of handling the single transaction during much larger than average handling time, or when the transaction processing service is initiatively reported, be converted to streamline Single Point of Faliure operational mode from normal operation mode.
Need not shut down when upgrading when described transaction system, be converted to from normal operation mode and do not shut down the upgrading operational mode.
When CPU usage is guarded against threshold values more than or equal to CPU usage, or when memory usage is guarded against threshold values more than or equal to memory usage, or when the I/O busy rate is guarded against threshold values more than or equal to the I/O busy rate, or skip the space utilization rate when skipping space utilization rate warning threshold values when internal memory more than or equal to internal memory, be converted to security operating mode from normal operation mode.
When entering batch knot section in rush hour, be converted to batch clearing operational mode from normal operation mode.Described batch of knot section in rush hour comprises: 2:00-4:00,7:00-9:00 and 20:00-22:00.
When carrying out above-mentioned conversion, can be when abnormal conditions occurring, change, also can continue its corresponding window after the time, carry out the conversion of operational mode more at once in abnormal conditions.
Step 105 after abnormal conditions disappear, is converted to normal operation mode.
Above-mentioned steps is an adaptive process.After the collection system environmental information, original service quality business information is further analyzed, added up, according to artificial processing rule of setting or decision model service quality is analyzed data then and make real time reaction, send the instruction of adjusting the bank card transaction processing system processing policy at last.For example, send when handling the excessive conclusion of service pressure, according to the processing policy of having set, send the steering order of the transaction processing strategy of adjusting transaction processing system: promptly increase and pull on the instruction that takes the affair number when analysis draws to pull on.
Embodiment 2
Referring to Fig. 2, present embodiment is based on improving one's methods of enforcement 1, and is specific as follows:
Step 201 is set normal operation mode and at least a abnormal operation mode;
Step 202, the QoS service information of collecting bank card transaction processing system;
Step 203 is judged described QoS service information;
Step 204 when abnormal conditions appear in described QoS service information, is converted to corresponding abnormal operation mode from normal operation mode;
In the step 205, when bank card transaction processing system moves with a certain abnormal operation mode, can further be converted to the abnormal operation mode of not conflicting, or parallel with the abnormal operation mode of not conflicting;
Concrete situation is as follows:
After running status was converted to security operating mode, if current transaction TPS during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracted outlet TPS greater than the overall overload threshhold set, transaction processing system was in overall pressure overlond running pattern simultaneously.
When bank card transaction processing system during with overall pressure overlond running mode operation, if when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values the time, transaction processing system is in simultaneously unusually towards positive operational mode;
When bank card transaction processing system during with overall pressure overlond running mode operation, if when single service CPU usage=1/ host CPU number and duration during much larger than the average handling time of this service, maybe when time of the processing single of this service transaction during much larger than the average handling time of this service, transaction processing system is in streamline Single Point of Faliure operational mode simultaneously.
After running status is converted to local pressure overlond running pattern,, maybe when inlet TPS subtracts outlet TPS greater than the overall overload threshhold set, be converted to overall pressure overlond running pattern if as current transaction TPS during more than or equal to the TPS overload threshhold;
After running status is converted to local pressure overlond running pattern, if when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values the time, be converted to unusually towards positive operational mode.
The transformational relation of above-mentioned steps 204, step 205, as shown in table 2, wherein X represents not have transforming relationship from operational mode m to operational mode n, T represents to have transforming relationship from operational mode m to operational mode n, and P represents to be in m and the double mode running status of n after operational mode m is transformed into pattern n:
1 expression normal operation mode, the overall pressure overlond running pattern of 2 expressions, 3 expression local pressure overlond running patterns, 4 expressions are not shut down upgrading operational mode, 7 expression security operating modes, 8 expressions batch clearing operational mode towards positive operational mode, 5 expression streamline Single Point of Faliure operational modes, 6 expressions unusually
Table 2 conversion controling switch table
Step 206 after abnormal conditions disappear, is converted to normal operation mode.
Embodiment 3
With reference to figure 3, present embodiment is improved one's methods based on the method in the enforcement 2, and concrete steps are as follows:
For example,, bank card is received the handled on-line transaction of single system be divided into 9 grades as table 2, promptly 1 grade, 2 grades ..., 9 grades, 1 grade priority level is the highest, 9 grades priority level is minimum.
| Transaction | Consumption | Pre-authorization is finished | Pre-authorization | Consumption is cancelled | Return goods | Pre-authorization is cancelled | The transaction of registering | Terminal is pulled on and is delivered easily | Criticize settlement bargain | Towards positive class transaction | Parameter downloads |
| Priority level | 2 | 2 | 2 | 3 | 3 | 4 | 5 | 1 | 1 | 1 | 5 |
Table 3
Step 303 is judged described QoS service information;
Step 304 when abnormal conditions appear in described QoS service information, is converted to corresponding abnormal operation mode from normal operation mode;
In the step 305, when bank card transaction processing system moves with a certain abnormal operation mode, can further be converted to the abnormal operation mode of not conflicting, or parallel with the abnormal operation mode of not conflicting;
Step 306 after abnormal conditions disappear, is converted to normal operation mode.
Embodiment 4
Referring to Fig. 4, the present invention also provides a kind of system that improves bank card transaction processing system RAS performance, comprises information collection apparatus 410, information analysis apparatus 420 and state converter 430, and the concrete condition of system is as follows:
The QoS service information that information collection apparatus 410 is responsible for collecting bank card transaction processing system 400; Described information collection apparatus 410 comprises induction agent unit 411 and service quality service information database 412, wherein:
Induction agent unit 411, the QoS service information that induction agent unit 411 is responsible for collecting bank card transaction processing system 400 is carried out by the induction agent unit 411 of correspondence for the collection of QoS service information of different nature; The QoS service information that is collected comprises: processing time, the running status in transaction path, the access time of critical resource, Transaction Information, towards positive information, storage forwarding information, abnormal information, the egress rate of transaction TPS, inlet TPS, outlet TPS, the import speed of dashing just concluding the business TPS, service, service, the time of handling the single transaction; Access permission, the operating position of exclusive lock, the access efficiency of deadlock situation, pass key index; CPU usage, network I/O, magnetic disc i/o, process ruuning situation, page space utilization rate and/or memory usage; Communication link situation with channel, bank card interconnected system, service provider; Insert time, update, select, fetch running time, deadlock situation is utilized the index situation, the wait situation, the record number, database access permission, the situation of exclusive lock, deadlock situation, the access efficiency of pass key index, semaphore, bank card business dealing system serial number; Message number, message queue state on IPC resource information information, IPC resource information number, the transaction processing path in the message queue.
QoS service information database 412, the quality of service information library storage QoS service information, and provide QoS service information to information analysis apparatus 420.It can realize described storage by the side of database or shared drive, considers efficient and real-time requirement, can use the mode of shared drive to realize.
Decision-making agent unit 423, decision-making agent unit 423 obtains state adjustment decision-making according to the configuration information of analysis decision model bank 424 by the service quality analytical information of analysis agent unit 422, and the concurrent affair quality control information that takes is changed by the pattern of 430 pairs of transaction processing systems of state converter; Decision-making agent unit 423 is responsible for adjusting decision-making according to the disposition of bank card transaction processing system 400, and controls bank card transaction processing system 400 in real time by state converter 430, and variation is to external world made a response.The foundation of decision-making agent unit 423 decision-makings is analyzed data for the service quality that analysis agent unit 422 provides, its decision policy carries out according to artificial rule or the decision model of setting, according to above-mentioned assessment models, with the analytical information is input information, and the output information of acquisition is the service quality control data.
Analysis decision model bank 424, in the analysis decision model bank 424 centralized stores the correlation model configuration information used of service quality analysis agent unit 422, service quality decision-making agent unit 423, can revise or add new analysis, decision model configuration information by man-machine interface.
Service quality control data bus 432, be responsible for transmitting the service quality control information of decision-making agent unit 423 and 431 transmissions of control agent unit, the service quality control information is divided into two kinds, and a kind of is the collaborative work instruction, and a kind of is bank card transaction processing system processing policy adjustment instruction.Because the service quality control information has stronger real-time, reliability transmission requirement, so provide special service quality control data bus 432 to be used for the transmission service quality control data especially, service quality control data bus 432 has the advantages that bandwidth is big, transfer efficiency is high, and the transmission mode of single-point or broadcasting is provided.The transmit leg of service quality control data needs only the data content that fills the take over party and need to transmit by certain form, visits corresponding interface then, gives service quality control data bus 432 with the information of required transmission and gets final product.For example, specific implementation can be further encapsulation on the basis of comercial message queue technology, and combination realizes.
In the said system, induction agent unit 411 is responsible for collecting bank card transaction processing system 400 QoS service information, the quality of service information library storage QoS service information of collecting, and provide QoS service information to information analysis apparatus 420.The quality of service information that described information collection apparatus 410 is collected is handled according to unified structure in the data abstraction unit, and QoS service data access interface targetedly is provided.Analysis agent unit 422 with the input information of QoS service information, obtains the service quality analytical information according to the analysis and evaluation model in the analysis decision model bank 424.Decision-making agent unit 423 obtains state adjustment decision-making according to the configuration information of analysis decision model bank 424 by the service quality analytical information of analysis agent unit 422, and the concurrent affair quality control information that takes is changed by the pattern of 430 pairs of transaction processing systems of state converter.Control agent unit 431 sends the service quality control information by 432 pairs of described induction agent units 411 of service quality control data bus, analysis agent unit 422 and decision-making agent unit 423, and above-mentioned agent unit obtains the collaborative work instruction by the quality of service data control bus.Service quality control data bus 432, be responsible for transmitting the service quality control information of decision-making agent unit 423 and 431 transmissions of control agent unit, the service quality control information is divided into two kinds, and a kind of is the collaborative work instruction, and a kind of is bank card transaction processing system 400 processing policy adjustment instructions.Bank card transaction processing system 400 is received strategy and is adjusted instruction, and adjusts the instruction transformation operational mode according to described strategy.
More than to a kind of method and system that improves bank card transaction processing system RAS performance provided by the present invention, be described in detail, used specific case herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (34)
1, a kind of method that improves bank card transaction processing system RAS performance is characterized in that, comprising:
Set normal operation mode and at least a abnormal operation mode;
Collect the QoS service information of bank card transaction processing system;
Judge described QoS service information;
When abnormal conditions appear in described QoS service information, be converted to corresponding abnormal operation mode from normal operation mode;
After abnormal conditions disappear, be converted to normal operation mode.
2, the method for raising bank card transaction processing system RAS performance according to claim 1; it is characterized in that described abnormal operation mode comprises: overall pressure overlond running pattern, local pressure overlond running pattern, unusually towards positive operational mode, streamline Single Point of Faliure operational mode, do not shut down upgrading operational mode, security operating mode and/or batch clearing operational mode.
3, the method for raising bank card transaction processing system RAS performance according to claim 2, it is characterized in that, also comprise: it is other that the bank card business dealing that bank card transaction processing system is handled is divided at least 2 class processing priority, when system moves with normal operation mode, can handle whole bank card business dealings.
4, the method for raising bank card transaction processing system RAS performance according to claim 3 is characterized in that, when system during with overall pressure overlond running mode operation, only processing priority is not better than the bank card business dealing of setting value.
5, the method for raising bank card transaction processing system RAS performance according to claim 2, it is characterized in that, when system during with local pressure overlond running mode operation, the notice transaction processing system increases the service number of local pressure overload, to alleviate processing pressure.
6, the method for raising bank card transaction processing system RAS performance according to claim 2 is characterized in that, when system with unusually towards the operation of positive operational mode the time, only handle to dash and just conclude the business, refusal is handled other bank card business dealing.
7, the method for raising bank card transaction processing system RAS performance according to claim 2 is characterized in that, when system moved with streamline Single Point of Faliure operational mode, the Service name of streamline Single Point of Faliure appearred in the notice transaction processing system; Use backup services to take over the service that the streamline Single Point of Faliure occurs, use the mock trading test service of streamline Single Point of Faliure to occur; The mock trading test is found service recovery just often, returns normal operation mode by streamline Single Point of Faliure operational mode.
8, the method for raising bank card transaction processing system RAS performance according to claim 2 is characterized in that, when system moved not shut down the upgrading operational mode, transaction processing system can not shut down upgrading.
9, the method for raising bank card transaction processing system RAS performance according to claim 2, it is characterized in that, when system moves with security operating mode, system only handles the transaction request of core, close occupy system resource many and with the irrelevant business function of the transaction request of core.
10, the method for raising bank card transaction processing system RAS performance according to claim 2, it is characterized in that, when system with batch clearing operational mode when operation, distribute to batch settlement bargain and handle service and pull on and deliver the more critical resources of easy processing service, and increase corresponding service processes.
11, according to the method for claim 2 or 4 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: current transaction TPS is during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracts outlet TPS greater than the overall overload threshhold set, be converted to overall pressure overlond running pattern.
12, according to the method for claim 2 or 5 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when current service import TPS subtracts outlet TPS more than or equal to local overload threshhold, be converted to local pressure overlond running pattern from normal operation mode.
13, according to the method for claim 2 or 6 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values the time, be converted to unusually towards positive operational mode from normal operation mode.
14, according to the method for claim 2 or 7 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when single service CPU usage=1/ host CPU number and duration during much larger than the average handling time of this service, maybe when time of handling the single transaction during much larger than average handling time, or when the transaction processing service is initiatively reported, be converted to streamline Single Point of Faliure operational mode from normal operation mode.
15, according to the method for claim 2 or 8 described raising bank card transaction processing system RAS performances; it is characterized in that; described when abnormal conditions occurring; being converted to corresponding abnormal operation mode from normal operation mode is: need not shut down when upgrading when described transaction system, be converted to from normal operation mode and do not shut down the upgrading operational mode.
16, method according to claim 2 or 9 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when CPU usage is guarded against threshold values more than or equal to CPU usage, or when memory usage is guarded against threshold values more than or equal to memory usage, or when the I/O busy rate is guarded against threshold values more than or equal to the I/O busy rate, or skip the space utilization rate when skipping space utilization rate warning threshold values when internal memory more than or equal to internal memory, be converted to security operating mode from normal operation mode.
17, according to the method for claim 2 or 10 described raising bank card transaction processing system RAS performances, it is characterized in that, described when abnormal conditions occurring, being converted to corresponding abnormal operation mode from normal operation mode is: when entering batch knot section in rush hour, be converted to batch clearing operational mode from normal operation mode.
18, the method for raising bank card transaction processing system RAS performance according to claim 2, it is characterized in that, also comprise: when bank card transaction processing system moves with a certain abnormal operation mode, can further be converted to the abnormal operation mode of not conflicting, or parallel with the abnormal operation mode of not conflicting.
19, the method for raising bank card transaction processing system RAS performance according to claim 18, it is characterized in that, when running status is converted to overall pressure overlond running pattern by normal condition after, the egress rate that subtracts service when the import speed of service is more than or equal to unusually towards positive threshold values the time, and transaction processing system is in simultaneously unusually towards positive operational mode; When single service CPU usage=1/ host CPU number and duration during much larger than the average handling time of this service, maybe when time of the processing single of this service transaction during much larger than the average handling time of this service, transaction processing system is in streamline Single Point of Faliure operational mode simultaneously.
20, the method for raising bank card transaction processing system RAS performance according to claim 18, it is characterized in that, after running status is converted to local pressure overlond running pattern, current transaction TPS is during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracts outlet TPS greater than the overall overload threshhold of setting, be converted to overall pressure overlond running pattern; If when the easy TPS of preshoot quadrature more than or equal to unusually towards positive threshold values, be converted to unusually towards positive operational mode.
21, the method for raising bank card transaction processing system RAS performance according to claim 18, it is characterized in that, after running status is converted to security operating mode, if current transaction TPS is during more than or equal to the TPS overload threshhold, maybe when inlet TPS subtracted outlet TPS greater than the overall overload threshhold set, transaction processing system was in overall pressure overlond running pattern simultaneously.
22, the method for raising bank card transaction processing system RAS performance according to claim 1 and 2, it is characterized in that described QoS service information comprises: on-line Application relevant information, database information, server hardware information, the communication information, critical resource information and/or IPC resource information.
23, the method for raising bank card transaction processing system RAS performance according to claim 22, it is characterized in that described on-line Application relevant information comprises: on the transaction processing path each service module handle every transaction time, every transaction system handles time, running status, critical resource access time, Transaction Information, towards positive information, storage forwarding information, abnormal information, current system bear transaction TPS, certain conclude the business current TPS and/or localized services module are born transaction TPS.
24, the method for raising bank card transaction processing system RAS performance according to claim 22 is characterized in that, described database information comprises: access permission, the operating position of exclusive lock, the access efficiency of deadlock situation and/or pass key index.
25, the method for raising bank card transaction processing system RAS performance according to claim 22, it is characterized in that described server hardware information comprises: CPU usage, network I/O, magnetic disc i/o, process ruuning situation, page space utilization rate and/or memory usage.
26, the method for raising bank card transaction processing system RAS performance according to claim 22 is characterized in that, the described communication information comprises: with channel, bank card interconnected system, service provider's communication link situation.
27, the method for raising bank card transaction processing system RAS performance according to claim 22, it is characterized in that described critical resource information comprises: Insert time, update, select, fetch running time, deadlock situation, utilize the index situation, the wait situation, record number, database access permission, the situation of exclusive lock, deadlock situation, the access efficiency of pass key index, semaphore, bank card business dealing system serial number.
28, the method for raising bank card transaction processing system RAS performance according to claim 22, it is characterized in that described IPC resource information comprises: message number, message queue state on IPC resource information information, IPC resource information number, the transaction processing path in the message queue.
29, the method for raising bank card transaction processing system RAS performance according to claim 1 and 2 is characterized in that, the described QoS service information of described analysis comprises: analysis-by-synthesis strategy, time series forecasting method.
30, the method for raising bank card transaction processing system RAS performance according to claim 29 is characterized in that, described Time Series Method comprises consensus forecast method, exponential smoothing, seasonal index number method, trend extrapolation.
31, a kind of system that improves bank card transaction processing system RAS performance is characterized in that, comprising:
Information collection apparatus, the QoS service information of collecting bank card transaction processing system;
The information that information analysis apparatus, analytical information gathering-device are collected is judged described QoS service information, when abnormal conditions occurring, sends prompting according to the approach of the conversion controling switch table of operational mode;
State converter is received when the prompting of abnormal conditions appears in described QoS service information, is converted to corresponding abnormal operation mode from normal operation mode, and abnormal conditions are converted to normal operation mode after disappearing.
32, the system of raising bank card transaction processing system RAS performance according to claim 31 is characterized in that, described information collection apparatus comprises induction agent unit and service quality service information database, wherein:
The induction agent unit, the QoS service information that the induction agent unit is responsible for collecting bank card transaction processing system is carried out by the induction agent unit of correspondence for the collection of QoS service information of different nature;
The QoS service information database, the quality of service information library storage QoS service information, and provide QoS service information to information analysis apparatus.
33, the system of raising bank card transaction processing system RAS performance according to claim 31 is characterized in that, described information analysis apparatus comprises data abstraction unit, analysis agent unit, decision-making agent unit and analysis decision model bank, wherein:
The data abstraction unit, the quality of service information that described information collection apparatus is collected is handled according to unified structure in the data abstraction unit, to improve the treatment effeciency of analysis agent unit;
The analysis agent unit, the disposition of transaction processing system is responsible for analyzing in the analysis agent unit, the input data are QoS service information, be output as the service quality analytical information, described service quality analytical information is that current system handles situation is judged, or, can cooperate by a plurality of agent units and finish analysis a prediction of system situation;
The decision-making agent unit, the decision-making agent unit obtains state adjustment decision-making according to the configuration information of analysis decision model bank by the service quality analytical information of analysis agent unit, and the concurrent affair quality control information that takes is changed the pattern of transaction processing system by state converter;
The analysis decision model bank, in the analysis decision model bank centralized stores correlation model configuration information used of service quality analysis agent unit, service quality decision-making agent unit, service quality analysis, decision model storehouse provide man-machine interface to revise simultaneously or add new analysis, decision model configuration information.
34, the system of raising bank card transaction processing system RAS performance according to claim 31 is characterized in that, described state converter comprises control agent unit and control data bus, wherein:
The control agent unit, the control agent unit sends the service quality control information by the quality of service data control bus to described induction agent unit, analysis agent unit and decision-making agent unit;
The control data bus is responsible for the service quality control information that transmission decision-making agent unit and control agent unit send.
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