[ACCUMULO-888] NPE writing to the WAL

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.4.2
• Fix Version/s: 1.5.0
• Component/s: tserver
• Assignee: Eric C. Newton
• Reporter: Eric C. Newton
• Created: 29/Nov/12 21:01
• Updated: 20/Aug/13 20:03
• Resolved: 19/Dec/12 20:28

Description

I missconfigured the WAL max size to "4" and got this strange error:

2012-11-29 12:12:55,610 [log.TabletServerLogger] ERROR: Unexpected error writing to log, retrying attempt 5
java.lang.NullPointerException
        at org.apache.accumulo.server.tabletserver.log.RemoteLogger.logManyTablets(RemoteLogger.java:145)
        at org.apache.accumulo.server.tabletserver.log.TabletServerLogger$6.write(TabletServerLogger.java:393)
        at org.apache.accumulo.server.tabletserver.log.TabletServerLogger.write(TabletServerLogger.java:298)
        at org.apache.accumulo.server.tabletserver.log.TabletServerLogger.logManyTablets(TabletServerLogger.java:382)
        at org.apache.accumulo.server.tabletserver.TabletServer$ThriftClientHandler.flush(TabletServer.java:1539)
        at org.apache.accumulo.server.tabletserver.TabletServer$ThriftClientHandler.closeUpdate(TabletServer.java:1610)

Issue Links

• is duplicated by: ACCUMULO-1649 investigate replacing cloudtrace with Zipkin