WO2017113057A1 - Test control method of distributed test system - Google Patents

Test control method of distributed test system Download PDF

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WO2017113057A1
WO2017113057A1 PCT/CN2015/099204 CN2015099204W WO2017113057A1 WO 2017113057 A1 WO2017113057 A1 WO 2017113057A1 CN 2015099204 W CN2015099204 W CN 2015099204W WO 2017113057 A1 WO2017113057 A1 WO 2017113057A1
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node
test
nodes
distributed
master control
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PCT/CN2015/099204
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French (fr)
Chinese (zh)
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刘谋
孟真
张兴成
唐璇
阎跃鹏
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中国科学院微电子研究所
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Priority to PCT/CN2015/099204 priority Critical patent/WO2017113057A1/en
Publication of WO2017113057A1 publication Critical patent/WO2017113057A1/en

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring

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  • the present invention relates to the field of distributed test systems, and in particular, to a test control method for a distributed test system.
  • Distributed test systems with a large number of test terminals have a wide range of applications in industrial production.
  • the distributed test terminal controls and tests each sub-node, and the main node performs data analysis based on the test results of the sub-nodes.
  • the distributed test system mostly adopts a centralized control system.
  • a control center is provided in the system for collecting and analyzing the test results of each terminal.
  • the control command for downlink communication from the central unit to the test terminal transmits data transmission with the uplink communication from the test terminal to the central unit.
  • the total multi-point structure adopted must have a central control system, and each node depends on the central control system. Work, problems in the central system, will lead to the paralysis of the entire system, the central control system must be maintained and replaced, this process is very cumbersome and complex for large-scale distributed test systems.
  • the main purpose of the present invention is to provide a test control method for a distributed test system to optimize the test process of the distributed test system, improve the test efficiency of the distributed test system, and facilitate flexible expansion.
  • the present invention provides a test control method for a distributed test system, the distributed test system comprising a plurality of nodes, the method comprising:
  • One of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls the other nodes to perform the test;
  • Each of the sub-nodes receives the command of the master control node, performs a test, and transmits the test result back to the master control node;
  • the master control node After the test is completed, the master control node sends a command to each of the sub-nodes to end the test and give up control.
  • any one of the distributed test systems resends the command, applies as the master control node, acquires control rights, and controls the next round of tests for other sub-nodes.
  • one of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls to test other node nodes, including:
  • the node After receiving the command of the master control node, the node receives feedback of the working state information to the master control node;
  • the master control node selects a node to form a test network according to the working state information.
  • the method further includes:
  • one of the plurality of idle nodes applies for a master control node to form another test network.
  • each node in the distributed test system communicates according to a set frame structure, where the set frame structure includes: a node identifier, a node state information, a node timestamp information, and a node data frame length. And node data.
  • the node identifier is node authentication information of the distributed test system, and the distributed test system supports a maximum of 256 test nodes.
  • the node state information indicates whether the node is idle, whether it is a master control node or a node node.
  • the node timestamp information is a relative test time of each node in the test.
  • the node data frame length represents a length of the data, and is counted in bytes.
  • the test control method of the distributed test system assigns more functions to each distributed node, so that it has the right to apply for the master control node, and each node can apply for the master control node, and the system can be flexible according to needs.
  • Select test nodes support up to 256 test nodes, and the minimum can be 1 test node, which can form a test system more effectively, and according to the data information content, can form several independent test systems between nodes, adding Node utilization. Because there is no specific central machine, it can still form a distributed test system in case of partial node damage, which is convenient for system maintenance. And because of the flexibility of applying for a master control node, distributed testing is more efficient.
  • FIG. 1 is a structural diagram of a distributed test system according to an embodiment of the present invention.
  • FIG. 2 is a flowchart of a test control method of a distributed test system according to an embodiment of the present invention.
  • An embodiment of the present invention provides a test control method for a distributed test system, where the distributed test system includes multiple nodes, and FIG. 1 is a connection structure between nodes in a distributed test system, and each section The points are connected by a data exchange bus, and the maximum number of nodes can reach 256.
  • the method includes:
  • One of the nodes in the distributed test system sends a command to another node, and applies as a master control node to obtain control rights, and controls the other nodes to perform the test.
  • Each sub-node receives the command of the master control node, performs testing, and returns the test result to the master control node.
  • the general control node After the test is completed, the general control node sends a command to each sub-node to end the test and give up control.
  • any one of the distributed test systems resends the command, applies as a master control node, acquires control rights, and controls the next round of tests on other sub-nodes.
  • the test control method of the distributed test system assigns more functions to each distributed node, so that it has the right to apply for the master control node, and each node can apply for the master control node, and the system can be flexible according to needs.
  • Select test nodes support up to 256 test nodes, and the minimum can be 1 test node, which can form a test system more effectively, and according to the data information content, can form several independent test systems between nodes, adding Node utilization. Because there is no specific central machine, it can still form a distributed test system in case of partial node damage, which is convenient for system maintenance. And because of the flexibility of applying for a master control node, distributed testing is more efficient.
  • one of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls to test other node nodes, including:
  • the node After receiving the command of the master control node, the node receives feedback of the working state information to the master control node;
  • the master control node selects a node to form a test network according to the working state information.
  • the method further includes:
  • one of the plurality of idle nodes applies for a master control node to form another test network.
  • each node in the distributed test system communicates according to a set frame structure, where the set frame structure includes: a node identifier, a node state information, a node timestamp information, and a node data frame length. And node data.
  • the node identifier is node authentication information of the distributed test system, and the distributed test system supports a maximum of 256 test nodes.
  • the node identifier is 1 byte.
  • the node state information indicates whether the node is idle, whether it is a master control node or a node node.
  • the node status information is 1 byte.
  • the node timestamp information is a relative test time of each node in the test.
  • the node data frame length represents a length of the data, and is counted in bytes.
  • the data length is 0.
  • the master control node sends commands to other nodes. After the other nodes receive the command, when the feedback command is given, the data length at this time is 2 Bytes, when the test data is transmitted, the data length is 4 to 4096 bytes.

Abstract

A test control method of a distributed test system, the distributed test system comprising of a plurality of nodes, the test control method comprising: a node within the distributed test system sends a command to other nodes to apply to become a master control node and acquire a control privilege for controlling other nodes to perform a current test (S21); each of the other nodes receives the command sent from the master control node, performs the test, and returns a test result to the master control node (S22); after completing the test, the master control node sends a command to all the other nodes to end the current test, and then relinquishes the control privilege (S23); when a next round of testing is initiated, a node of the distributed test system will again send a command to apply to become the master control node and acquire the control privilege for controlling the other nodes to implement the next round of testing (S24). The method allows convenient and flexible expansion of the distributed test system and makes an overall test process more efficient.

Description

一种分布式测试系统的测试控制方法Test control method for distributed test system 技术领域Technical field
本发明涉及分布式测试系统技术领域，尤其涉及一种分布式测试系统的测试控制方法。The present invention relates to the field of distributed test systems, and in particular, to a test control method for a distributed test system.
背景技术Background technique
含有大量测试终端的分布式测试系统在工业生产中具有广泛的应用。在测试过程中，分布式测试终端对每一个分节点进行控制与测试，主节点根据分节点的测试结果进行数据分析。Distributed test systems with a large number of test terminals have a wide range of applications in industrial production. During the test, the distributed test terminal controls and tests each sub-node, and the main node performs data analysis based on the test results of the sub-nodes.
分布式测试对测试过程的流程控制要求较高，需要实时获取全局状态进而指导测试流程，因此分布式测试系统目前大多采用集中式的控制体系。系统中设有控制中心，用于汇集、分析各终端的测试结果。由中心机至测试终端的下行通讯的控制命令传输与由测试终端至中心机的上行通讯的数据传输，采取的一总多分的结构，必须具备有中心控制系统，各个节点之间依赖中心控制系统工作，中心系统出现问题，就会导致整个系统的瘫痪，必须对中心控制系统进行维护和更换，此过程对于规模较大的分布式测试系统而言是非常繁琐和复杂的。Distributed test requires high flow control of the test process, and needs to obtain the global state in real time to guide the test process. Therefore, the distributed test system mostly adopts a centralized control system. A control center is provided in the system for collecting and analyzing the test results of each terminal. The control command for downlink communication from the central unit to the test terminal transmits data transmission with the uplink communication from the test terminal to the central unit. The total multi-point structure adopted must have a central control system, and each node depends on the central control system. Work, problems in the central system, will lead to the paralysis of the entire system, the central control system must be maintained and replaced, this process is very cumbersome and complex for large-scale distributed test systems.
发明内容Summary of the invention
有鉴于此，本发明的主要目的在于提供一种分布式测试系统的测试控制方法，以优化分布式测试系统测试的过程，提高分布式测试系统的测试效率，方便灵活扩展。In view of this, the main purpose of the present invention is to provide a test control method for a distributed test system to optimize the test process of the distributed test system, improve the test efficiency of the distributed test system, and facilitate flexible expansion.
为达到上述目的，本发明提供了一种分布式测试系统的测试控制方法，所述分布式测试系统包括多个节点，所述方法包括： To achieve the above objective, the present invention provides a test control method for a distributed test system, the distributed test system comprising a plurality of nodes, the method comprising:
所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行本次测试；One of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls the other nodes to perform the test;
每一个分节点接收所述总控节点的命令，进行测试，并将测试结果回传给所述总控节点；Each of the sub-nodes receives the command of the master control node, performs a test, and transmits the test result back to the master control node;
测试完成后，总控节点向各个分节点发送命令，结束本次测试，让出控制权；After the test is completed, the master control node sends a command to each of the sub-nodes to end the test and give up control.
在下次测试开始时，所述分布式测试系统中的任意一个分节点重新发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行下一轮的测试。At the beginning of the next test, any one of the distributed test systems resends the command, applies as the master control node, acquires control rights, and controls the next round of tests for other sub-nodes.
可选的，所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行测试，包括：Optionally, one of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls to test other node nodes, including:
所述分节点接收到所述总控节点的命令后，向所述总控节点反馈工作状态信息；After receiving the command of the master control node, the node receives feedback of the working state information to the master control node;
所述总控节点根据所述工作状态信息，选择分节点组成测试网络。The master control node selects a node to form a test network according to the working state information.
可选的，所述方法还包括：Optionally, the method further includes:
若还有多个空闲节点，则所述多个空闲节点中的其中一个申请总控节点，组成另外一个测试网络。If there are more than one idle nodes, one of the plurality of idle nodes applies for a master control node to form another test network.
可选的，所述分布式测试系统中的各个节点之间按照设定的帧结构进行通信，所述设定的帧结构包括：节点标识、节点状态信息、节点时间戳信息、节点数据帧长度和节点数据。Optionally, each node in the distributed test system communicates according to a set frame structure, where the set frame structure includes: a node identifier, a node state information, a node timestamp information, and a node data frame length. And node data.
可选的，所述节点标识为所述分布式测试系统的节点认证信息，所述分布式测试系统最多支持256个测试节点。Optionally, the node identifier is node authentication information of the distributed test system, and the distributed test system supports a maximum of 256 test nodes.
可选的，所述节点状态信息表征节点是否空闲、是否为总控节点或分节点。Optionally, the node state information indicates whether the node is idle, whether it is a master control node or a node node.
可选的，所述节点时间戳信息为每个节点在本次测试中的相对测试时间。 Optionally, the node timestamp information is a relative test time of each node in the test.
可选的，所述节点数据帧长度表征数据的长度，按字节计数。Optionally, the node data frame length represents a length of the data, and is counted in bytes.
本发明提供的分布式测试系统的测试控制方法，对各个分布式节点赋予更多的功能，使之具有申请总控节点的权利，各个节点均可以申请为总控节点，系统可以根据需要，灵活选取测试节点，最大支持256个测试节点，最小可以为1个测试节点，这样可以更有效的组成测试系统，并且根据数据信息内容，可以在节点之间组成若干个互相独立的测试系统，增加了节点利用率。因为没有特定的中心机，可以在部分节点损坏的情况下，依然可以组成分布式测试系统，方便了系统的维护。并且因为申请总控节点的灵活性，使分布式测试更加高效。The test control method of the distributed test system provided by the invention assigns more functions to each distributed node, so that it has the right to apply for the master control node, and each node can apply for the master control node, and the system can be flexible according to needs. Select test nodes, support up to 256 test nodes, and the minimum can be 1 test node, which can form a test system more effectively, and according to the data information content, can form several independent test systems between nodes, adding Node utilization. Because there is no specific central machine, it can still form a distributed test system in case of partial node damage, which is convenient for system maintenance. And because of the flexibility of applying for a master control node, distributed testing is more efficient.
附图说明DRAWINGS
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the present invention. Other drawings may also be obtained from those of ordinary skill in the art in view of the drawings.
图1为本发明实施例提供的分布式测试系统的组成架构图；1 is a structural diagram of a distributed test system according to an embodiment of the present invention;
图2为本发明实施例提供的分布式测试系统的测试控制方法的流程图。FIG. 2 is a flowchart of a test control method of a distributed test system according to an embodiment of the present invention.
具体实施方式detailed description
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。The technical solutions in the embodiments of the present invention are clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only a part of the embodiments of the present invention, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts are within the scope of the present invention.
本发明实施例提供了一种分布式测试系统的测试控制方法，所述分布式测试系统包括多个节点，图1为分布式测试系统中节点之间的连接结构，各个节 点通过数据交换总线相连，最多的节点数可以达到256个。如图2所示，所述方法包括：An embodiment of the present invention provides a test control method for a distributed test system, where the distributed test system includes multiple nodes, and FIG. 1 is a connection structure between nodes in a distributed test system, and each section The points are connected by a data exchange bus, and the maximum number of nodes can reach 256. As shown in FIG. 2, the method includes:
S21、所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行本次测试；S21. One of the nodes in the distributed test system sends a command to another node, and applies as a master control node to obtain control rights, and controls the other nodes to perform the test.
S22、每一个分节点接收所述总控节点的命令，进行测试，并将测试结果回传给所述总控节点；S22. Each sub-node receives the command of the master control node, performs testing, and returns the test result to the master control node.
S23、测试完成后，总控节点向各个分节点发送命令，结束本次测试，让出控制权；S23. After the test is completed, the general control node sends a command to each sub-node to end the test and give up control.
S24、在下次测试开始时，所述分布式测试系统中的任意一个分节点重新发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行下一轮的测试。S24. At the beginning of the next test, any one of the distributed test systems resends the command, applies as a master control node, acquires control rights, and controls the next round of tests on other sub-nodes.
本发明提供的分布式测试系统的测试控制方法，对各个分布式节点赋予更多的功能，使之具有申请总控节点的权利，各个节点均可以申请为总控节点，系统可以根据需要，灵活选取测试节点，最大支持256个测试节点，最小可以为1个测试节点，这样可以更有效的组成测试系统，并且根据数据信息内容，可以在节点之间组成若干个互相独立的测试系统，增加了节点利用率。因为没有特定的中心机，可以在部分节点损坏的情况下，依然可以组成分布式测试系统，方便了系统的维护。并且因为申请总控节点的灵活性，使分布式测试更加高效。The test control method of the distributed test system provided by the invention assigns more functions to each distributed node, so that it has the right to apply for the master control node, and each node can apply for the master control node, and the system can be flexible according to needs. Select test nodes, support up to 256 test nodes, and the minimum can be 1 test node, which can form a test system more effectively, and according to the data information content, can form several independent test systems between nodes, adding Node utilization. Because there is no specific central machine, it can still form a distributed test system in case of partial node damage, which is convenient for system maintenance. And because of the flexibility of applying for a master control node, distributed testing is more efficient.
可选的，所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行测试，包括：Optionally, one of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls to test other node nodes, including:
所述分节点接收到所述总控节点的命令后，向所述总控节点反馈工作状态信息； After receiving the command of the master control node, the node receives feedback of the working state information to the master control node;
所述总控节点根据所述工作状态信息，选择分节点组成测试网络。The master control node selects a node to form a test network according to the working state information.
可选的，所述方法还包括：Optionally, the method further includes:
若还有多个空闲节点，则所述多个空闲节点中的其中一个申请总控节点，组成另外一个测试网络。If there are more than one idle nodes, one of the plurality of idle nodes applies for a master control node to form another test network.
可选的，所述分布式测试系统中的各个节点之间按照设定的帧结构进行通信，所述设定的帧结构包括：节点标识、节点状态信息、节点时间戳信息、节点数据帧长度和节点数据。Optionally, each node in the distributed test system communicates according to a set frame structure, where the set frame structure includes: a node identifier, a node state information, a node timestamp information, and a node data frame length. And node data.
可选的，所述节点标识为所述分布式测试系统的节点认证信息，所述分布式测试系统最多支持256个测试节点。所述节点标识为1个字节。Optionally, the node identifier is node authentication information of the distributed test system, and the distributed test system supports a maximum of 256 test nodes. The node identifier is 1 byte.
可选的，所述节点状态信息表征节点是否空闲、是否为总控节点或分节点。所述节点状态信息为1个字节。Optionally, the node state information indicates whether the node is idle, whether it is a master control node or a node node. The node status information is 1 byte.
可选的，所述节点时间戳信息为每个节点在本次测试中的相对测试时间。Optionally, the node timestamp information is a relative test time of each node in the test.
可选的，所述节点数据帧长度表征数据的长度，按字节计数。Optionally, the node data frame length represents a length of the data, and is counted in bytes.
当作为节点间相互通信判定数据状态时，数据长度为0，当数据开始测试后，总控节点向其他节点发送命令，其他节点收到命令后，反馈命令时，此时的数据长度均为2个字节，当进行测试数据的传输时，数据长度为4至4096个字节。When the data status is determined as the mutual communication between the nodes, the data length is 0. When the data starts to be tested, the master control node sends commands to other nodes. After the other nodes receive the command, when the feedback command is given, the data length at this time is 2 Bytes, when the test data is transmitted, the data length is 4 to 4096 bytes.
以上所述，仅为本发明的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，可轻易想到的变化或替换，都应涵盖在本发明的保护范围之内。因此，本发明的保护范围应该以权利要求的保护范围为准。 The above is only a specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of changes or substitutions within the technical scope of the present invention. All should be covered by the scope of the present invention. Therefore, the scope of protection of the present invention should be determined by the scope of the claims.

Claims (8)

  1. 一种分布式测试系统的测试控制方法，其特征在于，所述分布式测试系统包括多个节点，所述方法包括：A test control method for a distributed test system, characterized in that the distributed test system comprises a plurality of nodes, the method comprising:
    所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行本次测试；One of the nodes in the distributed test system sends a command to other nodes, applies as a master control node, acquires control rights, and controls the other nodes to perform the test;
    每一个分节点接收所述总控节点的命令，进行测试，并将测试结果回传给所述总控节点；Each of the sub-nodes receives the command of the master control node, performs a test, and transmits the test result back to the master control node;
    测试完成后，总控节点向各个分节点发送命令，结束本次测试，让出控制权；After the test is completed, the master control node sends a command to each of the sub-nodes to end the test and give up control.
    在下次测试开始时，所述分布式测试系统中的任意一个分节点重新发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行下一轮的测试。At the beginning of the next test, any one of the distributed test systems resends the command, applies as the master control node, acquires control rights, and controls the next round of tests for other sub-nodes.
  2. 根据权利要求1所述的分布式测试系统的测试控制方法，其特征在于，所述分布式测试系统中的其中一个节点向其他节点发送命令，申请作为总控节点，获取控制权，控制对其它分节点进行测试，包括：The test control method for a distributed test system according to claim 1, wherein one of the nodes in the distributed test system sends a command to another node, applying as a master control node, acquiring control rights, and controlling other Tested by subnodes, including:
    所述分节点接收到所述总控节点的命令后，向所述总控节点反馈工作状态信息；After receiving the command of the master control node, the node receives feedback of the working state information to the master control node;
    所述总控节点根据所述工作状态信息，选择分节点组成测试网络。The master control node selects a node to form a test network according to the working state information.
  3. 根据权利要求2所述的分布式测试系统的测试控制方法，其特征在于，所述方法还包括：The test control method of the distributed test system according to claim 2, wherein the method further comprises:
    若还有多个空闲节点，则所述多个空闲节点中的其中一个申请总控节点，组成另外一个测试网络。If there are more than one idle nodes, one of the plurality of idle nodes applies for a master control node to form another test network.
  4. 根据权利要求1至3中任一项所述的分布式测试系统的测试控制方法，其特征在于，所述分布式测试系统中的各个节点之间按照设定的帧结构进行通 信，所述设定的帧结构包括：节点标识、节点状态信息、节点时间戳信息、节点数据帧长度和节点数据。The test control method for a distributed test system according to any one of claims 1 to 3, characterized in that each node in the distributed test system communicates according to a set frame structure. The frame structure includes: a node identifier, node state information, node timestamp information, a node data frame length, and node data.
  5. 根据权利要求4所述的分布式测试系统的测试控制方法，其特征在于，所述节点标识为所述分布式测试系统的节点认证信息，所述分布式测试系统最多支持256个测试节点。The test control method for a distributed test system according to claim 4, wherein the node identifier is node authentication information of the distributed test system, and the distributed test system supports a maximum of 256 test nodes.
  6. 根据权利要求4所述的分布式测试系统的测试控制方法，其特征在于，所述节点状态信息表征节点是否空闲、是否为总控节点或分节点。The test control method for a distributed test system according to claim 4, wherein the node state information indicates whether the node is idle, whether it is a master control node or a branch node.
  7. 根据权利要求4所述的分布式测试系统的测试控制方法，其特征在于，所述节点时间戳信息为每个节点在本次测试中的相对测试时间。The test control method of the distributed test system according to claim 4, wherein the node timestamp information is a relative test time of each node in the test.
  8. 根据权利要求4所述的分布式测试系统的测试控制方法，其特征在于，所述节点数据帧长度表征数据的长度，按字节计数。 The test control method for a distributed test system according to claim 4, wherein the node data frame length represents the length of the data, and is counted in bytes.
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