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Ivan Veselovsky commented on IGNITE-3922: ----------------------------------------- POC fix is available there: https://github.com/apache/ignite/pull/1079 > IGFS: test org.apache.ignite.internal.processors.igfs.IgfsTaskSelfTest hangs > on WiFi newtwork > --------------------------------------------------------------------------------------------- > > Key: IGNITE-3922 > URL: https://issues.apache.org/jira/browse/IGNITE-3922 > Project: Ignite > Issue Type: Bug > Components: IGFS > Affects Versions: 1.7 > Reporter: Ivan Veselovsky > Assignee: Ivan Veselovsky > Fix For: 1.8 > > > The following 2 tests frequently hang: > org.apache.ignite.internal.processors.igfs.IgfsTaskSelfTest#testTask > org.apache.ignite.internal.processors.igfs.IgfsTaskSelfTest#testTaskAsync > Also that happens on public TC. > Thread dump does not show any specific reasoon of stuck, but it frequently > contauns sttack like this: > Thread [name="test-runner-#298%igfs.IgfsTaskSelfTest%", id=364, > state=RUNNABLE, blockCnt=14, waitCnt=25] > at java.net.Inet6AddressImpl.getHostByAddr(Native Method) > at java.net.InetAddress$1.getHostByAddr(InetAddress.java:905) > at java.net.InetAddress.getHostFromNameService(InetAddress.java:590) > at java.net.InetAddress.getHostName(InetAddress.java:532) > at java.net.InetAddress.getHostName(InetAddress.java:504) > at > o.a.i.i.processors.igfs.IgfsBlockLocationImpl.convertFromNodes(IgfsBlockLocationImpl.java:304) > at > o.a.i.i.processors.igfs.IgfsBlockLocationImpl.<init>(IgfsBlockLocationImpl.java:101) > at > o.a.i.i.processors.igfs.IgfsDataManager.splitBlocks(IgfsDataManager.java:895) > at > o.a.i.i.processors.igfs.IgfsDataManager.affinity0(IgfsDataManager.java:862) > at > o.a.i.i.processors.igfs.IgfsDataManager.affinity(IgfsDataManager.java:738) > at o.a.i.i.processors.igfs.IgfsImpl$18.call(IgfsImpl.java:1216) > at o.a.i.i.processors.igfs.IgfsImpl$18.call(IgfsImpl.java:1191) > at o.a.i.i.processors.igfs.IgfsImpl.safeOp(IgfsImpl.java:1679) > at o.a.i.i.processors.igfs.IgfsImpl.affinity(IgfsImpl.java:1191) > at o.a.i.igfs.mapreduce.IgfsTask.map(IgfsTask.java:116) > at o.a.i.igfs.mapreduce.IgfsTask.map(IgfsTask.java:85) > at > o.a.i.i.processors.task.GridTaskWorker$2.call(GridTaskWorker.java:519) > at > o.a.i.i.processors.task.GridTaskWorker$2.call(GridTaskWorker.java:517) > at o.a.i.i.util.IgniteUtils.wrapThreadLoader(IgniteUtils.java:6509) > at > o.a.i.i.processors.task.GridTaskWorker.body(GridTaskWorker.java:516) > at o.a.i.i.util.worker.GridWorker.run(GridWorker.java:110) > at > o.a.i.i.processors.task.GridTaskProcessor.startTask(GridTaskProcessor.java:678) > at > o.a.i.i.processors.task.GridTaskProcessor.execute(GridTaskProcessor.java:403) > at > o.a.i.i.processors.task.GridTaskProcessor.execute(GridTaskProcessor.java:385) > at o.a.i.i.processors.igfs.IgfsImpl.executeAsync(IgfsImpl.java:1446) > at o.a.i.i.processors.igfs.IgfsImpl.executeAsync(IgfsImpl.java:1427) > at o.a.i.i.processors.igfs.IgfsImpl.execute(IgfsImpl.java:1375) > at > o.a.i.i.processors.igfs.IgfsTaskSelfTest.testTask(IgfsTaskSelfTest.java:171) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at > sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) > at > sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) > at java.lang.reflect.Method.invoke(Method.java:606) > at junit.framework.TestCase.runTest(TestCase.java:176) > at > o.a.i.testframework.junits.GridAbstractTest.runTestInternal(GridAbstractTest.java:1760) > at > o.a.i.testframework.junits.GridAbstractTest.access$000(GridAbstractTest.java:118) > at > o.a.i.testframework.junits.GridAbstractTest$4.run(GridAbstractTest.java:1698) > at java.lang.Thread.run(Thread.java:745) > measurements of method > org.apache.ignite.internal.processors.igfs.IgfsBlockLocationImpl#convertFromNodes > , > duration show the following: > : > ... > convertFromNodes Took: 39 ms > convertFromNodes Took: 34 ms > convertFromNodes Took: 40 ms > convertFromNodes Took: 32 ms > convertFromNodes Took: 39 ms > convertFromNodes Took: 32 ms > convertFromNodes Took: 32 ms > convertFromNodes Took: 37 ms > convertFromNodes Took: 31 ms > convertFromNodes Took: 31 ms > convertFromNodes Took: 5067 ms > convertFromNodes Took: 33 ms > convertFromNodes Took: 31 ms > convertFromNodes Took: 137 ms > convertFromNodes Took: 33 ms > convertFromNodes Took: 30 ms > convertFromNodes Took: 41 ms > convertFromNodes Took: 35 ms > convertFromNodes Took: 136 ms > convertFromNodes Took: 71 ms > convertFromNodes Took: 5037 ms > convertFromNodes Took: 15056 ms > convertFromNodes Took: 37 ms > That is, addresses calculation sometimes takes as long as 15 seconds. > Simple caching of the addresses proven to fix the issue. -- This message was sent by Atlassian JIRA (v6.3.4#6332)