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From "Eric Newton (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (ACCUMULO-4038) recovery failure (no node for WAL)
Date Fri, 23 Oct 2015 19:24:27 GMT

     [ https://issues.apache.org/jira/browse/ACCUMULO-4038?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Eric Newton resolved ACCUMULO-4038.
-----------------------------------
    Resolution: Fixed

> recovery failure (no node for WAL)
> ----------------------------------
>
>                 Key: ACCUMULO-4038
>                 URL: https://issues.apache.org/jira/browse/ACCUMULO-4038
>             Project: Accumulo
>          Issue Type: Bug
>          Components: master
>         Environment: 20 node AWS cluster
>            Reporter: Eric Newton
>            Assignee: Eric Newton
>            Priority: Minor
>              Labels: 18_qa_bug
>             Fix For: 1.8.0
>
>          Time Spent: 10m
>  Remaining Estimate: 0h
>
> I was testing the new agitator, and system failed to make progress after this error in
the master log:
> {noformat}
> 2015-10-23 18:17:41,212 [master.Master] ERROR: Error processing table state for store
Normal Tablets
> org.apache.accumulo.server.log.WalStateManager$WalMarkerException: org.apache.zookeeper.KeeperException$NoNodeException:
KeeperErrorCode = NoNode for /accumulo/046bd887-d524-4fcb-b70f-3bdbdbcb3bab/wals/worker06:9997[35095adcb800018]
>         at org.apache.accumulo.server.log.WalStateManager.getWalsInUse(WalStateManager.java:150)
>         at org.apache.accumulo.master.TabletGroupWatcher.run(TabletGroupWatcher.java:253)
> Caused by: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode
for /accumulo/046bd887-d524-4fcb-b70f-3bdbdbcb3bab/wals/worker06:9997[35095adcb800018]
>         at org.apache.zookeeper.KeeperException.create(KeeperException.java:111)
>         at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
>         at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1472)
>         at org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1500)
>         at org.apache.accumulo.fate.zookeeper.ZooReader.getChildren(ZooReader.java:151)
>         at org.apache.accumulo.server.log.WalStateManager.getWalsInUse(WalStateManager.java:143)
>         ... 1 more
> {noformat}



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