Unable to find recovery files for extent

[Mike Hugo]

Hello,



One of our systems just powered down and now the the power is back and
things started coming back up, we're getting this error (see exception
below) when Accumulo starts.


Any clues on how to recover from this?


Thanks,



Mike




exception trying to assign tablet !0;!0<< /root_tablet
        java.lang.RuntimeException: java.io.IOException: Unable to find
recovery files for extent !0;!0<< logEntry: !0;!0<<
3ad48eab-6a66-40d3-a140-15918f0a184a (1)
                at 
org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1479)
                at 
org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1314)
                at 
org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1132)
                at 
org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1120)
                at 
org.apache.accumulo.server.tabletserver.TabletServer$AssignmentHandler.run(TabletServer.java:2431)
                at 
org.apache.accumulo.core.util.LoggingRunnable.run(LoggingRunnable.java:34)
                at java.lang.Thread.run(Thread.java:722)
        Caused by: java.io.IOException: Unable to find recovery files for
extent !0;!0<< logEntry: !0;!0<< 3ad48eab-6a66-40d3-a140-15918f0a184a
(1)
                at 
org.apache.accumulo.server.tabletserver.TabletServer.recover(TabletServer.java:3205)
                at 
org.apache.accumulo.server.tabletserver.Tablet.<init>(Tablet.java:1447)
                ... 6 more