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From "Matteo Bertozzi (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HBASE-11341) ZKProcedureCoordinatorRpcs should respond only to members
Date Fri, 13 Jun 2014 10:38:03 GMT
Matteo Bertozzi created HBASE-11341:

             Summary: ZKProcedureCoordinatorRpcs should respond only to members
                 Key: HBASE-11341
                 URL: https://issues.apache.org/jira/browse/HBASE-11341
             Project: HBase
          Issue Type: Bug
    Affects Versions: 0.98.3, 0.94.20, 0.99.0
            Reporter: Matteo Bertozzi
            Assignee: Matteo Bertozzi
            Priority: Minor
             Fix For: 0.99.0, 0.94.21, 0.98.4

ZKProcedureCoordinatorRpcs nodeCreated() responds to events of every znode under the procedure
and not only members.

INFO: Received created event: /hbase/<proc>/reached/<instance>
INFO: Received created event: /hbase/<proc>/reached/<instance>/<member>

the result is a warning (no other side effects)
WARN [main-EventThread] procedure.ProcedureCoordinator: Member 'cluster_test' is trying to
release an unknown procedure 'reached

[~apurtell] posted in HBASE-10926 the steps to reproduce it:
$ cd ./src/hbase
$ git checkout master
$ mvn -DskipTests clean install

In one console:
$ ./bin/hbase master start

In another console:
$ ./bin/hbase org.apache.hadoop.hbase.util.LoadTestTool -num_keys 100000 \
    -read 10:100 -write 1:100:10

In a third console:
$ ./bin/hbase shell
hbase> while true do ; flush 'cluster_test' ; sleep 10 ; end

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