CN103777992A - Input/output (I/O) intensive collaborative interactive simulation method for cross-heterogeneity operation system - Google Patents
Input/output (I/O) intensive collaborative interactive simulation method for cross-heterogeneity operation system Download PDFInfo
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Abstract
The invention belongs to the technical field of system simulation and particularly relates to an I/O intensive collaborative interactive simulation method for a cross-heterogeneity operation system. The method comprises the steps of (1) determining of the development environment in collaborative simulation interaction of the cross-heterogeneity operation system; (2) determining of a collaborative simulation interaction operation source code bank; (3) determining of a collaborative simulation interaction operation application programming interface (API); (4) the information collaborative interaction step; (5) mounting and configuring of the collaborative interactive simulation environment in the Linux operation system; (6) CMakeLists.txt programming; (7) storage of executable files providing collaborative interaction services in the usr/bin directory after the engineering compiling succeeds, so that the executable files can be called successfully in Linux; (8) establishing of an InfiniBand high-speed network system to serve as the collaborative interactive simulation network environment; (9) controlling of the operation of cross-heterogeneity operation system collaborative interactive simulation software under the InfiniBand system through an IP network and IB network combined IPoIB system; (10) an InfiniBand system based cross-heterogeneity operation system I/O intensive collaborative interactive simulation interaction communication method; (11) InfiniBand system based cross-heterogeneity operation system collaborative interaction processes.
Description
Technical field
The invention belongs to system simulation technology field, be specifically related to the intensive cooperation interaction emulation mode of a kind of I/O across OS.
Background technology
The simulation study of current aerospace field complication system both domestic and external, generally relating to multiple subsystems such as dynamo-electric hydraulic control interacts and material, control, machinery, aerodynamics, mechanism dynamic, intercoupling of multiple subjects such as kinematics, the collaborative calculating of carrying out multidisciplinary isomery model is the demand that guarantees simulation accuracy and information integrity, and the supporting condition that the complicated calculations process of multi-field coupling necessitates high-performance computing environment, how in HLA framework, to be an emulation field emerging hot issue to realize cooperation interaction operation by realistic model and softwarecompatible under high-performance Heterogeneous Computing system.
HLA is only for distributed emulation provides a High Level Architecture, standard is not carried out in design and the realization to concrete Simulation Application system, simultaneously, existing computer resource is of a great variety, the various aspects such as software, hardware, network all have very large otherness, have occurred the analogue system based on different operating system, different network environments, different application platforms.Owing to lacking unified communication protocol standard, the emulation platform framework of standard, make these analogue systems be difficult to directly carry out interconnected, limit and reduced reusability and the interoperability of distributed emulation.
Because different analogue systems runs on different operating system, it is generally all the operational support system, OSS of developing based on windows platform that current collaborative simulation moves method for supporting and software etc. alternately, the analogue system of moving under Windows environment can only be supported on, the cooperation interaction operation across simulated members in LINUX operating system and Windows system cannot be met.
On the other hand, in comparatively complicated analogue system due to reality, there is the cooperation interaction phenomenon of a lot of I/O intensities, the simulation efficiency that frequently causes alternately of mass data reduces, current settlement mechanism is mainly concentrated both ways, one is simulation-optimization method, improves Data filtration strategy and data distribution management mechanism, and another kind is to set up new cooperation interaction mechanism based on the express network such as Infiniband or VMIC.
Therefore, need badly and carry out a kind of cooperation interaction emulation mode across OS based under Infiniband system, so that the bridge that is connected realistic model and software under different operating system to be provided, and solve I/O intensity simulation software interaction efficiency.
Summary of the invention
The technical problem to be solved in the present invention is for the intensive simulation software of the I/O based on across in LINUX environment and in Windows environment, by the pattern of HLA collaborative simulation flexible bus, form under a kind of Infiniband of building on system and can support the operation method for supporting of Windows and (SuSE) Linux OS simultaneously, thereby realizing a kind of comparatively frequent mutual cooperation interaction emulation of isomerous environment and mass data of supporting.
In order to realize this purpose, the technical scheme that the present invention takes is: the intensive cooperation interaction emulation mode of a kind of I/O across OS comprises the following steps:
(1) determine the development environment in mutual across OS collaborative simulation:
Use general higher level lanquage, and coding; Original exploitation code is tested, check original code whether to use the standard of C/C++ language; The cooperation interaction program of cross operating system is used java standard library;
(2) determine the source code storehouse of the mutual operation of collaborative simulation:
Program source code is translated into executable code by compiler; Under Windows system, compiler is selected VC++, and under linux system, compiler is selected G++; Cooperation interaction simulation object is adopted under Linux environment to G++ and cross-platform compilation tool Cmake, generate corresponding static link library and executable file by writing cmake compiling file CMakeLists.txt;
(3) determine the application and development interface API of the mutual operation of collaborative simulation:
In the mutual operation architecture of collaborative simulation, collaborative support programs local agent process RTIA and collaborative support programs gateway RTI Gateway relate to the operation for system process, for the form of calling from operating system interfaces different under Windows environment under Linux environment, the Windows application and development interface API relating to uses the application and development interface API under Linux instead;
(4) information synergism interactive step:
Obtain interactive information set, obtain the interactive information in set, statement output interactive information, statement input interactive information, upgrades interactive information, carries out asynchronous transmission, and requesting cooperative advances, and accepts, after the consistent request of all members, to start collaborative propelling;
(5) in (SuSE) Linux OS, install, configure cooperation interaction simulated environment:
Following program is successively installed: c language translation and compiling environment, cross-platform compilation tool cmake, compiler code maker yacc, xml C language parser libxml2;
(6) write CMakeLists.txt
Corresponding cmake compiling file CMakeLists.txt under each sub-folder is write, carry out cmake compilation tool program after then entering the catalogue at its place, obtain lay down a regulation Makefile compiling of compiling;
(7) after engineering compiling success, the executable file in the support programs that provide cooperation interaction to serve, under usr/bin catalogue, is made it possible to successfully be called under Linux;
(8) build the network environment of InfiniBand High Speed Network system as cooperation interaction emulation:
The one-piece construction of InfiniBand High Speed Network system is made up of following several parts: InfiniBand switch, InfiniBand host channel adapter, InfiniBand target channel adapter, router; The Physical layer of InfiniBand, according to the type of network medium (copper cash or optical fiber), this bag is converted to electric signal or light signal transmits;
(9) the IPoIB system control cross operating system cooperation interaction simulation software closing with IP network and IB anastomose moves under InfiniBand system:
At the bag of TCP/IP bag outsourcing one deck InfiniBand agreement, in InfiniBand subnet inside, each node, after the packing of TCP/IP, then is packed the bag of one deck InfiniBand agreement outside, between the subnet inside of operation InfiniBand, transmits; In the time that packet in subnet passes through interface message processor (IMP), sending after InfiniBand partial relief, when the Ethernet data bag of coming in from subnet outside enters interface message processor (IMP), add outside InfiniBand protocol section;
(10) the communication means of the intensive cooperation interaction of the cross operating system I/O based on InfiniBand system
Local process RTIA is between the cooperation interaction simulation node and RTI Gateway of cross operating system, monitor and management message transmission between the two, request to federal member and interaction data are processed and are filtered, and by network linking, request are mail to server RTI Gateway.
Between RTIA and member's program and RTI Gateway server, adopt Socket network communication mode, by IPoIB agreement, the member on different nodes is coupled together.Federal member under Windows2008Server environment, by calling windows socket application and development interface Windows Socket API Calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement; Federal member under linuxServer environment, by calling linux socket application and development interface linux Socket API socket application and development interface, calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement.
(11) the cross operating system cooperation interaction flow process based on InfiniBand system:
Member is to local RTIA transferring service message, local RTIA passes through Windows(linux) SocketAPI utilizes ICP/IP protocol to communicate, IP message adds that by IPoIB agreement InfiniBand packet header envelope transfers InfiniBand message to, InfiniBand message is communicated and is delivered to RTIGateway server by InfiniBand link, InfiniBand message is converted into IP message by IPoIB agreement, and RTIGateway server passes through Windows(linux) Socket API deciphering message message processing.
Technical solution of the present invention has proposed one across OS based on cooperation interaction emulation mode under Infiniband system, not only can realistic model and the simulation software of link distribution in Windows operating system and (SuSE) Linux OS, expand the research in multidisciplinary emulation field, also solved in cooperation interaction simulation run mass data interactive efficiency problem frequently.For the simulation study of complicated aircraft product, complex industrial flow process, complex social system etc., provide a kind of efficient collaborative simulation back-up environment.
Accompanying drawing explanation
Fig. 1 is that the present invention is across IPoIB architectural schematic in the intensive cooperation interaction emulation mode of a kind of I/O of OS;
Fig. 2 is that the present invention is across the intensive cooperation interaction artificial network of I/O structural drawing in the intensive cooperation interaction emulation mode of a kind of I/O of OS.
Embodiment
Below technical solution of the present invention is further elaborated.
(1) solve the problem being caused by development environment in mutual across OS collaborative simulation
Use as far as possible general higher level lanquage, and carry out coding according to the standard of this language, original exploitation code is tested, check original code whether to use the standard of C/C++ language, the ANSIC standard of for example C language; For solving the compatibility issue of Runtime Library, the cooperation interaction program of cross operating system all needs to use java standard library.
(2) solve the mutual source code storehouse problem of moving of collaborative simulation
Program source code is translated into executable code by compiler, and in the time that code is compiled, the syntax check rule of different compilers is different, also different to the classification of grammar mistake, in this point, is also like this to the programming language of standard.The compiler of system under Windows is VC++, and under Linux, general commonly using is G++.Cooperation interaction simulation object is adopted under Linux environment to G++ and Cmake, generate corresponding static link library and executable file by writing CMakeLists.txt.
(3) solve the mutual API problem of moving of collaborative simulation
In the mutual operation architecture of the collaborative simulation shown in Fig. 1, RTIA and RTIGateway relate to the operation for system process, for the form of calling from operating system interfaces different under Windows environment under Linux environment, the Windows API relating to should use the API under Linux instead.
(4) information synergism interactive step
Obtain interactive information set handle getObjectClassHandle (" * * * * * * ")
Obtain interactive information handle getAttributeHandle (" the * * * * * * ") in set
Statement output interactive information publishObjectClass (" * * * * * * ")
Statement input interactive information subscribeObjectClassAttributes (" * * * * * * ")
Upgrade interactive information updateAttributeHandle (" * * * * * * ")
Carry out asynchronous transmission AsynchronousDelivery (" * * * * * * ")
Requesting cooperative advances timeAdvanceRequest (" * * * * * * ")
Accept, after the consistent request of all members, to start collaborative propelling
timeAdvanceGrant("******")
(5), in (SuSE) Linux OS, install, configure cooperation interaction simulated environment
A) c language translation and compiling environment is installed
Order: sudo apt-get install build-essential
B) cmake is installed
Order: sudo apt-get install cmake
C) yacc is installed
Order: sudo apt-get install apt-get install flex bison
D) libxml2 is installed
Order: sudo apt-get install apt-get libxml2
(6) write CMakeL
Note under each sub-folder, there is corresponding CMakeLists.txt, the content that CMakeLists.txt mainly comprises mainly contains the chained library (being similar to the dll dynamic link library under Windows) of quoting, and generates corresponding static link library and executable file.Write after CMakeLists.txt file, we just can obtain Makefile and use make to compile after having entered and having carried out " cmake. " after the catalogue at its place here.
(7), after engineering compiling success, need to, by under arrive/usr/bin catalogue of the executable file in the support programs that provide cooperation interaction to serve, make it possible to successfully be called under Linux.
(8) build the network environment of InfiniBand system as cooperation interaction emulation, simplified and processed the connected mode between node, storage node, improved connection bandwidth, to solve mass data I/O problem frequently
The one-piece construction of InfiniBand system is made up of following several parts: InfiniBand switch, InfiniBand host channel adapter, InfiniBand target channel adapter, router.The Physical layer of InfiniBand, according to the type of network medium (copper cash or optical fiber), this bag is converted to electric signal or light signal transmits.In Physical layer, InfiniBand standard definition three kinds of single-link speed: 1X, 4X and 12X, corresponding 5Gbps, 20Gbps and 60Gbps respectively.This standard has also defined the physical medium including copper cash and optical fiber.
(9) with IPoIB(IP over IB) completed cross operating system cooperation interaction simulation software moves under InfiniBand system in scheme settlement steps to deal 1-7 problem
As shown in Figure 2, outside TCP/IP bag, wrap again the bag of one deck IB agreement.In InfiniBand subnet inside, each node is after the packing of TCP/IP, then packs outside the bag of one deck InfiniBand agreement, to transmit between the subnet inside of operation InfiniBand.In the time that packet in subnet passes through interface message processor (IMP), sending after InfiniBand partial relief, when the Ethernet data bag of coming in from subnet outside enters interface message processor (IMP), add outside InfiniBand protocol section.This scheme is IPoIB scheme, and this scheme is simple, although may be because I/O read-write frequently increase CPU burden, under the environment of high-performance calculation, the burden increasing is not too large for the impact of overall emulation.
(10) communication means of the intensive cooperation interaction of the cross operating system I/O based on InfiniBand system
Local process RTIA in Fig. 1 is between the cooperation interaction simulation node and RTIGateway of cross operating system, monitor and management message transmission between the two, request to federal member and interaction data are processed and are filtered, and by network linking, request are mail to server RTIGateway.
Between RTIA and member's program and RTIGateway server, all adopt Socket network communication mode, by IPoIB agreement, the member on different nodes is coupled together.Federal member under Windows2008Server environment, by calling Windows Socket API Calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement; Federal member under linux Server environment, by calling linux Socket API Calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement.
(11) the cross operating system cooperation interaction flow process based on InfiniBand system:
A) member is to local RTIA transferring service message
B) local RTIA passes through Windows(linux) Socket API utilizes ICP/IP protocol to communicate
C) IP message adds that by IPoIB agreement InfiniBand packet header envelope transfers InfiniBand message to
D) InfiniBand message is communicated and is delivered to RTIGateway server by InfiniBand link
E) InfiniBand message is converted into IP message by IPoIB agreement
RTIGateway server passes through Windows(linux) Socket API understands message message and processing disappears.
Claims (1)
1. across the intensive cooperation interaction emulation mode of a kind of I/O of OS, it is characterized in that, comprise the following steps:
(1) determine the development environment in mutual across OS collaborative simulation:
Use general higher level lanquage, and coding; Original exploitation code is tested, check original code whether to use the standard of C/C++ language; The cooperation interaction program of cross operating system is used java standard library;
(2) determine the source code storehouse of the mutual operation of collaborative simulation:
Program source code is translated into executable code by compiler; Under Windows system, compiler is selected VC++, and under linux system, compiler is selected G++; Cooperation interaction simulation object is adopted under Linux environment to G++ and cross-platform compilation tool Cmake, generate corresponding static link library and executable file by writing cmake compiling file CMakeLists.txt;
(3) determine the application and development interface API of the mutual operation of collaborative simulation:
In the mutual operation architecture of collaborative simulation, collaborative support programs local agent process RTIA and collaborative support programs gateway RTI Gateway relate to the operation for system process, for the form of calling from operating system interfaces different under Windows environment under Linux environment, the Windows application and development interface API relating to uses the application and development interface API under Linux instead;
(4) information synergism interactive step:
Obtain interactive information set, obtain the interactive information in set, statement output interactive information, statement input interactive information, upgrades interactive information, carries out asynchronous transmission, and requesting cooperative advances, and accepts, after the consistent request of all members, to start collaborative propelling;
(5) in (SuSE) Linux OS, install, configure cooperation interaction simulated environment:
Following program is successively installed: c language translation and compiling environment, cross-platform compilation tool cmake, compiler code maker yacc, xml C language parser libxml2;
(6) write CMakeLists.txt:
Corresponding cmake compiling file CMakeLists.txt under each sub-folder is write, carry out cmake compilation tool program after then entering the catalogue at its place, obtain lay down a regulation Makefile compiling of compiling;
(7) after engineering compiling success, the executable file in the support programs that provide cooperation interaction to serve, under usr/bin catalogue, is made it possible to successfully be called under Linux;
(8) build the network environment of InfiniBand High Speed Network system as cooperation interaction emulation:
The one-piece construction of InfiniBand High Speed Network system is made up of following several parts: InfiniBand switch, InfiniBand host channel adapter, InfiniBand target channel adapter, router; The Physical layer of InfiniBand, according to the type of network medium (copper cash or optical fiber), this bag is converted to electric signal or light signal transmits;
(9) the IPoIB system control cross operating system cooperation interaction simulation software closing with IP network and IB anastomose moves under InfiniBand system:
At the bag of TCP/IP bag outsourcing one deck InfiniBand agreement, in InfiniBand subnet inside, each node, after the packing of TCP/IP, then is packed the bag of one deck InfiniBand agreement outside, between the subnet inside of operation InfiniBand, transmits; In the time that packet in subnet passes through interface message processor (IMP), sending after InfiniBand partial relief, when the Ethernet data bag of coming in from subnet outside enters interface message processor (IMP), add outside InfiniBand protocol section;
(10) the communication means of the intensive cooperation interaction of the cross operating system I/O based on InfiniBand system:
Local process RTIA is between the cooperation interaction simulation node and RTI Gateway of cross operating system, monitor and management message transmission between the two, request to federal member and interaction data are processed and are filtered, and by network linking, request are mail to server RTI Gateway;
Between RTIA and member's program and RTI Gateway server, adopt Socket network communication mode, by IPoIB agreement, the member on different nodes is coupled together.Federal member under Windows 2008 Server environment, by calling windows socket application and development interface Windows Socket API Calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement; Federal member under linuxServer environment, by calling linux socket application and development interface linux Socket API socket application and development interface, calls ICP/IP protocol, then communicates by letter with other members by InfiniBand through IPoIB agreement;
(11) the cross operating system cooperation interaction flow process based on InfiniBand system:
Member is to local RTIA transferring service message, local RTIA passes through Windows(linux) Socket API utilizes ICP/IP protocol to communicate, IP message adds that by IPoIB agreement InfiniBand packet header envelope transfers InfiniBand message to, InfiniBand message is communicated and is delivered to RTIGateway server by InfiniBand link, InfiniBand message is converted into IP message by IPoIB agreement, and RTIGateway server passes through Windows(linux) Socket API deciphering message message processing.
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