CN104506454A - Multi-board-card-CPU (Central Processing Unit) message processing optimization method in distributed EPON (Ethernet Passive Optical Network) communication equipment - Google Patents
Multi-board-card-CPU (Central Processing Unit) message processing optimization method in distributed EPON (Ethernet Passive Optical Network) communication equipment Download PDFInfo
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Abstract
The invention provides a multi-board-card-CPU (Central Processing Unit) message processing optimization method in distributed EPON (Ethernet Passive Optical Network) communication equipment. The multi-board-card-CPU message processing optimization method comprises the following steps: configuring a switching chip of the distributed EPON communication equipment and rewriting a port initialization function of a switching chip driver layer; amending communication and management messages among all board card CPUs in the distributed EPON communication equipment, and adding a characteristic value to a packet header of each message; registering and filtering a message queue to the switching chip of the distributed EPON communication equipment, associating the characteristic values, transmitting the eligible messages to a corresponding message channel, and preferentially transmitting the communication and management messages among all the board card CPUs. The multi-board-card-CPU message processing optimization method realizes optimized management of the CPU messages among multiple master control cards and various service board cards aiming at the high-reliability communication demands among the multiple board cards in the distributed EPON communication equipment, thus guaranteeing high reliability of the distributed EPON communication equipment, namely the Ethernet passive optical network communication equipment.
Description
Technical field
The present invention relates to a kind of optimization method, be specifically related to many Computer card CPUs Message processing optimization method in a kind of distributed EPON communication equipment.
Background technology
In distributed EPON (Ethernet Passive Optical Network) communication equipment, distributed management system (stacking mechanism) plays significant role, be used for managing the state of each board, the communication pattern arranging board, control board intercard communication, each board message of collection management etc., therefore in distributed system, ensure that between each CPU, administrative message communication fast and stable is particularly important.When the message flow mailing to CPU is large especially or when network occurs other abnormal conditions (network storm or various attack), administrative message there will be the problems such as transmission blocking, loss even CPU be busy with processing network message always and cause facility communication system to collapse.Traditional way limits the message that may go wrong, the exchange chip connecting CPU does for cpu port the speed limit of various message, such as IGMP, broadcasting packet, the specific messages such as unknown unicast configure on exchange chip, defect is that each message all will do chip-scale setting at bottom most software, and some special packet filtering exchange chip may not be supported.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides many Computer card CPUs Message processing optimization method in a kind of distributed EPON communication equipment, for the demand of the high reliable communication in distributed EPON communication equipment between many boards, realize the optimum management of CPU message between many main control cards, miscellaneous service board, thus ensured distributed EPON communication equipment, i.e. the high reliability of ethernet passive optical network communication equipment.
In order to realize foregoing invention object, the present invention takes following technical scheme:
The invention provides many Computer card CPUs Message processing optimization method in a kind of distributed EPON communication equipment, said method comprising the steps of:
Step 1: the exchange chip of configuring distributed EPON communication equipment, rewrites the port initialization function that exchange chip drives layer;
Step 2: revise the communication in distributed EPON communication equipment between each Computer card CPU and administrative message, add characteristic value in the packet header of message;
Step 3: filter message queue, linked character value to distributed EPON communication equipment exchange chip registration, qualified message is delivered to corresponding message Transfer pipe, the communication between preferential each Computer card CPU of transmission and administrative message.
Described step 1 comprises the following steps:
Step 1-1: rewrite port initialization function at the driving layer of exchange chip, completes the port initialization configuration of exchange chip by the register configuring exchange chip;
Step 1-2: configuration exchange chip is multi-CPU message channel transfer pattern, is CPU message channel initialize hardware cache;
Step 1-3: the register of configuration exchange chip, select A channel and channel B as CPU message transmissions passage, A channel is set to not speed limit, limit priority; Channel B is set to speed limit, message transmission rate 10Mbit/S, low priority.
Described step 2 comprises concrete following steps:
Step 2-1: revise the communication response in distributed EPON communication equipment between each Computer card CPU and response message, add characteristic value in packet header, this characteristic value comprises for local cpu media interviews controlling value and No. ID, board;
Step 2-2: revise the stacking message between the administrative message/board in distributed EPON communication equipment between each Computer card CPU, add characteristic value in packet header, this characteristic value comprises for local cpu media interviews controlling value and No. ID, board.
Described step 3 specifically comprises the following steps:
Step 3-1: add registration and filter message queue in the port initialization function of distributed EPON communication equipment exchange chip, the register of configuration exchange chip completes filtering packets initialization;
Step 3-2: the matching characteristic value of filtering packets is set to the characteristic value of adding in communication in distributed EPON communication equipment between each Computer card CPU and administrative message packet header;
Step 3-3: the A channel communication in all communication equipments filtered out between each Computer card CPU and administrative message being sent into step 1-3, other all messages are sent to channel B.
Compared with prior art, beneficial effect of the present invention is:
Many Computer card CPUs Message processing optimization method in distributed EPON communication equipment provided by the invention, data are sent at cpu port unit biographies, ensure that the message prior needing to pass through arrives, communication in the distributed EPON communication equipment of effective guarantee and management, solve the problems such as administrative message transmission blocking, loss, effectively enhance the reliability of electric power communication device.
Accompanying drawing explanation
Fig. 1 is many Computer card CPUs Message processing optimization method flow chart in distributed EPON communication equipment.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
The invention provides many Computer card CPUs Message processing optimization method in a kind of distributed EPON communication equipment, send at cpu port Shang Zuo message unit biographies, filter out and need the message passed through to mail to Priority Queues, other message mails to control queue and limits without exception, communication in the distributed EPON communication equipment of effective guarantee and management, solve the problems such as administrative message transmission blocking, loss, effectively enhance the reliability of electric power communication device.
The invention provides many Computer card CPUs Message processing optimization method in a kind of distributed EPON communication equipment, said method comprising the steps of:
Step 1: the exchange chip of configuring distributed EPON communication equipment, rewrites the port initialization function that exchange chip drives layer;
Step 2: revise the communication in distributed EPON communication equipment between each Computer card CPU and administrative message, add characteristic value in the packet header of message;
Step 3: filter message queue, linked character value to distributed EPON communication equipment exchange chip registration, qualified message is delivered to corresponding message Transfer pipe, the communication between preferential each Computer card CPU of transmission and administrative message.
Described step 1 comprises the following steps:
Step 1-1: rewrite port initialization function at the driving layer of exchange chip, completes the port initialization configuration of exchange chip by the register configuring exchange chip;
Step 1-2: configuration exchange chip is multi-CPU message channel transfer pattern, is CPU message channel initialize hardware cache;
Step 1-3: the register of configuration exchange chip, select A channel and channel B as CPU message transmissions passage, A channel is set to not speed limit, limit priority (0-255,0 is limit priority); Channel B is set to speed limit, message transmission rate 10Mbit/S, low priority (priority is 10).
Described step 2 comprises concrete following steps:
Step 2-1: revise the communication response in distributed EPON communication equipment between each Computer card CPU and response message (similar heartbeat message), characteristic value is added in packet header, this characteristic value comprises for local cpu media interviews control (Medium AccessControl, referred to as MAC) value and No. ID, board;
Step 2-2: revise the stacking message between the administrative message/board in distributed EPON communication equipment between each Computer card CPU, characteristic value is added in packet header, this characteristic value comprises for local cpu media interviews control (Medium Access Control, referred to as MAC) value and No. ID, board.
Described step 3 specifically comprises the following steps:
Step 3-1: add registration and filter message queue in the port initialization function of distributed EPON communication equipment exchange chip, the register of configuration exchange chip completes filtering packets initialization;
Step 3-2: the matching characteristic value of filtering packets is set to the characteristic value of adding in communication in distributed EPON communication equipment between each Computer card CPU and administrative message packet header;
Step 3-3: the A channel communication in all communication equipments filtered out between each Computer card CPU and administrative message being sent into step 1-3, other all messages are sent to channel B.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; those of ordinary skill in the field still can modify to the specific embodiment of the present invention with reference to above-described embodiment or equivalent replacement; these do not depart from any amendment of spirit and scope of the invention or equivalent replacement, are all applying within the claims of the present invention awaited the reply.
Claims (4)
1. many Computer card CPUs Message processing optimization method in distributed EPON communication equipment, is characterized in that: said method comprising the steps of:
Step 1: the exchange chip of configuring distributed EPON communication equipment, rewrites the port initialization function that exchange chip drives layer;
Step 2: revise the communication in distributed EPON communication equipment between each Computer card CPU and administrative message, add characteristic value in the packet header of message;
Step 3: filter message queue, linked character value to distributed EPON communication equipment exchange chip registration, qualified message is delivered to corresponding message Transfer pipe, the communication between preferential each Computer card CPU of transmission and administrative message.
2. many Computer card CPUs Message processing optimization method in distributed EPON communication equipment according to claim 1, is characterized in that: described step 1 comprises the following steps:
Step 1-1: rewrite port initialization function at the driving layer of exchange chip, completes the port initialization configuration of exchange chip by the register configuring exchange chip;
Step 1-2: configuration exchange chip is multi-CPU message channel transfer pattern, is CPU message channel initialize hardware cache;
Step 1-3: the register of configuration exchange chip, select A channel and channel B as CPU message transmissions passage, A channel is set to not speed limit, limit priority; Channel B is set to speed limit, message transmission rate 10Mbit/S, low priority.
3. many Computer card CPUs Message processing optimization method in distributed EPON communication equipment according to claim 1, is characterized in that: described step 2 comprises concrete following steps:
Step 2-1: revise the communication response in distributed EPON communication equipment between each Computer card CPU and response message, add characteristic value in packet header, this characteristic value comprises for local cpu media interviews controlling value and No. ID, board;
Step 2-2: revise the stacking message between the administrative message/board in distributed EPON communication equipment between each Computer card CPU, add characteristic value in packet header, this characteristic value comprises for local cpu media interviews controlling value and No. ID, board.
4. many Computer card CPUs Message processing optimization method in distributed EPON communication equipment according to claim 1, is characterized in that: described step 3 specifically comprises the following steps:
Step 3-1: add registration and filter message queue in the port initialization function of distributed EPON communication equipment exchange chip, the register of configuration exchange chip completes filtering packets initialization;
Step 3-2: the matching characteristic value of filtering packets is set to the characteristic value of adding in communication in distributed EPON communication equipment between each Computer card CPU and administrative message packet header;
Step 3-3: the A channel communication in all communication equipments filtered out between each Computer card CPU and administrative message being sent into step 1-3, other all messages are sent to channel B.
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| CN201410773812.XA CN104506454B (en) | 2014-12-12 | 2014-12-12 | More Computer card CPU Message processing optimization methods in a kind of distributed EPON communication equipments |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986594A (en) * | 2010-11-18 | 2011-03-16 | 中兴通讯股份有限公司 | Method and device for realizing communication between single boards |
| CN102355415A (en) * | 2011-09-27 | 2012-02-15 | 瑞斯康达科技发展股份有限公司 | Method and device for transmitting messages between CPUs (Central Processing Unit) |
| CN103401773A (en) * | 2013-06-26 | 2013-11-20 | 杭州华三通信技术有限公司 | Method and network equipment realizing interboard communication |
| EP2722769A1 (en) * | 2012-10-22 | 2014-04-23 | Huawei Technologies Co., Ltd. | Multi-core processor and method for multiplexing network management port thereof |
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- 2014-12-12 CN CN201410773812.XA patent/CN104506454B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986594A (en) * | 2010-11-18 | 2011-03-16 | 中兴通讯股份有限公司 | Method and device for realizing communication between single boards |
| CN102355415A (en) * | 2011-09-27 | 2012-02-15 | 瑞斯康达科技发展股份有限公司 | Method and device for transmitting messages between CPUs (Central Processing Unit) |
| EP2722769A1 (en) * | 2012-10-22 | 2014-04-23 | Huawei Technologies Co., Ltd. | Multi-core processor and method for multiplexing network management port thereof |
| CN103401773A (en) * | 2013-06-26 | 2013-11-20 | 杭州华三通信技术有限公司 | Method and network equipment realizing interboard communication |
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Effective date of registration: 20161201 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant after: State Grid Corporation of China Applicant after: China Electric Power Research Institute Applicant after: GLOBAL ENERGY INTERCONNECTION RESEARCH INSTITUTE Applicant after: State Grid Shanghai Municipal Electric Power Company Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Applicant before: State Grid Corporation of China Applicant before: China Electric Power Research Institute Applicant before: State Grid Shanghai Municipal Electric Power Company |
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