java-jvm问题排错

发表于 更新于 阅读次数：

问题描述

main方法执行过程中卡死，没有日志也没有继续执行

排错过程

jps查看pid

1
2
3
4
D:\develop\git\hexoblog>jps
9344 Jps
5924 RemoteTestRunner
13372

输出堆栈日志

D:\develop\git\hexoblog>jstack -l 5924 >> p.log

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
"main" #1 prio=5 os_prio=0 tid=0x0000000002b32800 nid=0x23e0 runnable [0x000000000102d000]
   java.lang.Thread.State: RUNNABLE
	at com.lixl.spring.sampler.CSVFileImportDB.upload(CSVFileImportDB.java:147)
	at com.lixl.spring.sampler.CSVFileImportDB.test(CSVFileImportDB.java:55)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)
	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)
	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
	at org.springframework.test.context.junit4.statements.RunBeforeTestMethodCallbacks.evaluate(RunBeforeTestMethodCallbacks.java:74)
	at org.springframework.test.context.junit4.statements.RunAfterTestMethodCallbacks.evaluate(RunAfterTestMethodCallbacks.java:83)
	at org.springframework.test.context.junit4.statements.SpringRepeat.evaluate(SpringRepeat.java:72)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.runChild(SpringJUnit4ClassRunner.java:231)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)
	at org.springframework.test.context.junit4.statements.RunBeforeTestClassCallbacks.evaluate(RunBeforeTestClassCallbacks.java:61)
	at org.springframework.test.context.junit4.statements.RunAfterTestClassCallbacks.evaluate(RunAfterTestClassCallbacks.java:71)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)
	at org.springframework.test.context.junit4.SpringJUnit4ClassRunner.run(SpringJUnit4ClassRunner.java:174)
	at org.eclipse.jdt.internal.junit4.runner.JUnit4TestReference.run(JUnit4TestReference.java:89)
	at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:41)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:541)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:763)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:463)
	at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:209)

   Locked ownable synchronizers:
	- None

定位出错位置

CSVFileImportDB.java:147

1
2
3
23:12:39,160  INFO CSVFileImportDB:151 - [12084, 102783, 3.0, 3.0, 2.0, 3.0, 1265183460000]

(line.endsWith("\"") && (!line.endsWith("\"\"")) && line.startsWith("\"")) || (line.isEmpty())

测试代码

jdk1.8/oracle11g

1
2
3
4
5
6
7
8
9
10
CREATE TABLE "RATINGS" 
   (	"USERID" NUMBER, 
	"RESTID" VARCHAR2(20 BYTE), 
	"RATING" NUMBER, 
	"RATING_ENV" NUMBER, 
	"RATING_FLAVOR" NUMBER, 
	"RATING_SERVICE" NUMBER, 
	"TIMESTAMP" VARCHAR2(20 BYTE), 
	"RATINGS_COMMENT" CLOB
   );

https://github.com/lixl-site/spring-sampler.git

lineCount=18114384 rowCount=4110345