agent完成lib和resources的updating后，不再执行test

[green]

   验证脚本是正常的，但是在ngrinder启动后测试后，agent都没有执行test，无TPS数据


脚本验证：
2017-04-13 18:12:06,813 INFO  The Grinder version 3.9.1
2017-04-13 18:12:06,819 INFO  OpenJDK Runtime Environment 1.7.0_131-mockbuild_2017_02_13_15_19-b00: OpenJDK 64-Bit Server VM (24.131-b00, mixed mode) on Linux amd64 3.10.104-1.el6.elrepo.x86_64
2017-04-13 18:12:06,824 INFO  time zone is CST (+0800)
2017-04-13 18:12:06,935 INFO  worker process 0 of agent number 0
2017-04-13 18:12:06,966 INFO  Instrumentation agents: byte code transforming instrumenter for Java; byte code transforming instrumenter for Java
2017-04-13 18:12:08,061 INFO  Running "Webapi.groovy" using GroovyScriptEngine running with groovy version: 2.2.1
2017-04-13 18:12:08,107 INFO  starting, will do 1 run
2017-04-13 18:12:08,107 INFO  Start time is 1492078328107 ms since Epoch
2017-04-13 18:12:09,660 INFO  finished 1 run
2017-04-13 18:12:09,663 INFO  elapsed time is 1556 ms
2017-04-13 18:12:09,663 INFO  Final statistics for this process:
2017-04-13 18:12:09,677 INFO  
             Tests        Errors       Mean Test    Test Time    TPS          
                                       Time (ms)    Standard                  
                                                    Deviation                
                                                    (ms)                      

Test 1       1            0            5.00         0.00         0.64          "10.68.100.61"

Totals       1            0            5.00         0.00         0.64        

  Tests resulting in error only contribute to the Errors column.          
  Statistics for individual tests can be found in the data file, including
  (possibly incomplete) statistics for erroneous tests. Composite tests  
  are marked with () and not included in the totals.                      



2017-04-13 18:12:08,068 INFO  validation-0: Starting threads
2017-04-13 18:12:08 -[INFO] 测试工作表 Input 成功初始化
2017-04-13 18:12:08 -[INFO] 非本次测试数据集，第 0 行测试数据将跳过
2017-04-13 18:12:08 -[INFO] 正确匹配，第 1 行测试数据压入数据集
2017-04-13 18:12:08 -[INFO] 所有测试用例初始化完成

2017-04-13 18:12:08 -[INFO] HTTP请求报文组装完成
2017-04-13 18:12:09 -[INFO] 接口请求成功
2017-04-13 18:12:09,677 INFO  validation-0: Finished




my groovy脚本：

import static net.grinder.script.Grinder.grinder

import java.util.Iterator
import java.util.Map

import org.gradle.needle.client.HttpClientFactory
import org.gradle.needle.engine.HttpReqGen
import org.gradle.needle.util.ExcelDataUtils

import org.junit.Before
import org.junit.BeforeClass
import org.junit.Test
import org.junit.runner.RunWith
import static org.junit.Assert.assertThat;
import static org.hamcrest.Matcher.*

import net.grinder.script.GTest
import net.grinder.script.Grinder
import net.grinder.scriptengine.groovy.junit.GrinderRunner
import net.grinder.scriptengine.groovy.junit.annotation.BeforeProcess
import net.grinder.scriptengine.groovy.junit.annotation.BeforeThread

@RunWith(GrinderRunner)
class Webapi {

        public static GTest test
        private String testset = "main"
        private String testid = "t001"
        private String filePath = "./resources/webapi.xls"
        //private String filePath = System.getProperty("user.dir") + "/src/scada_v5/resources/webapi.xls";
        public ExcelDataUtils edu
        public Iterator<Map<String, String>> datamap
        public Iterator<Object[]> requestfiles

        @BeforeProcess
        public static void beforeProcess() {
                test = new GTest(1, "10.68.100.61")
                test.record(this, "test");
        }

        @BeforeThread
        public void beforeThread() {
                grinder.statistics.delayReports=true;
        }

        @Before
        public void before() {
                edu = new ExcelDataUtils(filePath);
                edu.setWorkSheet("Input");
                datamap = edu.getCaseSet(testset);
                requestfiles = HttpReqGen.preReqGen(datamap);
        }

        @Test
        public void test() {
                while (requestfiles.hasNext()) {
                        Object[] rf = requestfiles.next()
                        if (rf[0].equals(testid)) {
                                String response = HttpClientFactory.invokeServiceMethod(rf[1],rf[2],rf[3],rf[4])
                                //println response
                                //assertThat(HttpClientFactory.getStatusCode(), is(200))
                        }
                }
        }
}



agent log：
2017-04-13T10:18:01.481526633Z 2017-04-13 10:18:01,480 INFO  agent controller: Received a start agent message
2017-04-13T10:18:01.481550637Z 2017-04-13 10:18:01,481 INFO  agent controller: Starting agent... for test_40
2017-04-13T10:18:01.481959818Z 2017-04-13 10:18:01,481 INFO  agent daemon: Agent daemon connecting to port 12005 is started.
2017-04-13T10:18:01.481977395Z 2017-04-13 10:18:01,481 INFO  agent controller: Agent is started. Waiting for agent controller signal
2017-04-13T10:18:01.482768045Z 2017-04-13 10:18:01,482 INFO  agent daemon: The Grinder 3.9.1
2017-04-13T10:18:01.555505665Z 2017-04-13 10:18:01,554 INFO  agent daemon: Connect to console at /10.1.39.200:12005
2017-04-13T10:18:01.555531145Z 2017-04-13 10:18:01,555 INFO  agent daemon: Waiting for console signal
2017-04-13T10:18:05.503350587Z 2017-04-13 10:18:05,502 INFO  agent daemon: communication shut down
2017-04-13T10:18:05.504266878Z 2017-04-13 10:18:05,503 INFO  agent daemon: Test shuts down.
2017-04-13T10:18:05.504297125Z 2017-04-13 10:18:05,504 INFO  agent controller: Send log for test_40
2017-04-13T10:18:31.868176760Z 2017-04-13 10:18:31,867 INFO  agent controller: Received a start agent message
2017-04-13T10:18:31.868533336Z 2017-04-13 10:18:31,868 INFO  agent controller: Starting agent... for test_41
2017-04-13T10:18:31.868677445Z 2017-04-13 10:18:31,868 INFO  agent daemon: Agent daemon connecting to port 12006 is started.
2017-04-13T10:18:31.869262851Z 2017-04-13 10:18:31,868 INFO  agent controller: Agent is started. Waiting for agent controller signal
2017-04-13T10:18:31.869744327Z 2017-04-13 10:18:31,869 INFO  agent daemon: The Grinder 3.9.1
2017-04-13T10:18:31.906183179Z 2017-04-13 10:18:31,905 INFO  agent daemon: Connect to console at /10.1.39.200:12006
2017-04-13T10:18:31.906205363Z 2017-04-13 10:18:31,906 INFO  agent daemon: Waiting for console signal
2017-04-13T10:18:33.011593796Z 2017-04-13 10:18:33,011 INFO  agent daemon: Clearing file store
2017-04-13T10:18:33.015477405Z 2017-04-13 10:18:33,015 INFO  agent daemon: Updating file store: "Webapi.groovy" (1887 bytes)
2017-04-13T10:18:40.409786790Z 2017-04-13 10:18:40,409 INFO  agent daemon: Updating file store: "lib/httpclient-4.3.6.jar" (592008 bytes)
2017-04-13T10:18:45.164449753Z 2017-04-13 10:18:45,164 INFO  agent daemon: Updating file store: "lib/commons-logging-1.1.3.jar" (62050 bytes)
2017-04-13T10:18:49.918185975Z 2017-04-13 10:18:49,917 INFO  agent daemon: Updating file store: "lib/hamcrest-core-1.3.jar" (45024 bytes)
2017-04-13T10:18:55.470774459Z 2017-04-13 10:18:55,470 INFO  agent daemon: Updating file store: "lib/httpcore-4.3.3.jar" (282793 bytes)
2017-04-13T10:18:59.801776311Z 2017-04-13 10:18:59,801 INFO  agent daemon: Updating file store: "lib/GreenFlower-1.0.jar" (98232 bytes)
2017-04-13T10:20:34.081205435Z 2017-04-13 10:20:34,080 INFO  agent daemon: Updating file store: "lib/org.apache.poi_3.7.0.jar" (6943840 bytes)
2017-04-13T10:20:59.708364621Z 2017-04-13 10:20:59,707 INFO  agent daemon: Updating file store: "lib/assertj-core-3.6.2.jar" (1129451 bytes)
2017-04-13T10:21:01.351367420Z 2017-04-13 10:21:01,350 INFO  agent daemon: Updating file store: "lib/jxls-core-1.0.2.jar" (154348 bytes)
2017-04-13T10:21:04.807642055Z 2017-04-13 10:21:04,807 INFO  agent daemon: Updating file store: "lib/slf4j-api-1.7.16.jar" (40509 bytes)
2017-04-13T10:21:08.375855850Z 2017-04-13 10:21:08,375 INFO  agent daemon: Updating file store: "lib/org.apache.log4j_1.2.15.v201012070815.jar" (414385 bytes)
2017-04-13T10:21:13.795504838Z 2017-04-13 10:21:13,795 INFO  agent daemon: Updating file store: "lib/junit-4.8.2.jar" (237344 bytes)
2017-04-13T10:21:14.510059604Z 2017-04-13 10:21:14,509 INFO  agent daemon: Updating file store: "lib/hamcrest-library-1.3.jar" (53070 bytes)
2017-04-13T10:21:16.089923836Z 2017-04-13 10:21:16,089 INFO  agent daemon: Updating file store: "resources/webapi.xls" (203776 bytes)

[green]

经过一周测试，我发现这个问题是由于部分agent的网络延迟，导致所有agent节点都不执行case