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Posted to issues@ratis.apache.org by "Clay B. (Jira)" <ji...@apache.org> on 2019/09/28 14:56:00 UTC
[jira] [Commented] (RATIS-692) RaftStorageDirectory.tryLock throws
a very deep IOException
[ https://issues.apache.org/jira/browse/RATIS-692?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16940046#comment-16940046 ]
Clay B. commented on RATIS-692:
-------------------------------
Thanks [~szetszwo]; this solved this issue in my tests.
> RaftStorageDirectory.tryLock throws a very deep IOException
> -----------------------------------------------------------
>
> Key: RATIS-692
> URL: https://issues.apache.org/jira/browse/RATIS-692
> Project: Ratis
> Issue Type: Sub-task
> Components: server
> Reporter: Clay B.
> Assignee: Tsz-wo Sze
> Priority: Major
> Attachments: r692_20190928.patch
>
>
> Working with our Namazu infrastructure, the first issue I hit when dialing up the faulty I/O injection rate is as follows:
> {code}
> 2019-09-27 14:13:45 ERROR RaftStorageDirectory:336 - Failed to acquire lock on /home/vagrant/test_data/data0_slowed/64656d6f-5261-6674-4772-6f7570313233/in_use.lock. If this storage directory is mounted via NFS, ensure that the appropriate nfs lock services are running.
> java.io.IOException: Input/output error
> at java.io.RandomAccessFile.writeBytes(Native Method)
> at java.io.RandomAccessFile.write(RandomAccessFile.java:512)
> at org.apache.ratis.server.storage.RaftStorageDirectory.tryLock(RaftStorageDirectory.java:327)
> at org.apache.ratis.server.storage.RaftStorageDirectory.lock(RaftStorageDirectory.java:291)
> at org.apache.ratis.server.storage.RaftStorageDirectory.analyzeStorage(RaftStorageDirectory.java:264)
> at org.apache.ratis.server.storage.RaftStorage.analyzeAndRecoverStorage(RaftStorage.java:100)
> at org.apache.ratis.server.storage.RaftStorage.<init>(RaftStorage.java:63)
> at org.apache.ratis.server.impl.ServerState.<init>(ServerState.java:109)
> at org.apache.ratis.server.impl.RaftServerImpl.<init>(RaftServerImpl.java:110)
> at org.apache.ratis.server.impl.RaftServerProxy.lambda$newRaftServerImpl$2(RaftServerProxy.java:208)
> at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> Exception in thread "main" java.io.IOException: Input/output error
> at java.io.RandomAccessFile.writeBytes(Native Method)
> at java.io.RandomAccessFile.write(RandomAccessFile.java:512)
> at org.apache.ratis.server.storage.RaftStorageDirectory.tryLock(RaftStorageDirectory.java:327)
> at org.apache.ratis.server.storage.RaftStorageDirectory.lock(RaftStorageDirectory.java:291)
> at org.apache.ratis.server.storage.RaftStorageDirectory.analyzeStorage(RaftStorageDirectory.java:264)
> at org.apache.ratis.server.storage.RaftStorage.analyzeAndRecoverStorage(RaftStorage.java:100)
> at org.apache.ratis.server.storage.RaftStorage.<init>(RaftStorage.java:63)
> at org.apache.ratis.server.impl.ServerState.<init>(ServerState.java:109)
> at org.apache.ratis.server.impl.RaftServerImpl.<init>(RaftServerImpl.java:110)
> at org.apache.ratis.server.impl.RaftServerProxy.lambda$newRaftServerImpl$2(RaftServerProxy.java:208)
> at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
> at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> at java.lang.Thread.run(Thread.java:748)
> {code}
> It looks like the call chain does not re-try anywhere however.
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