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Posted to dev@hbase.apache.org by "Michael Stack (Jira)" <ji...@apache.org> on 2019/12/20 22:16:00 UTC
[jira] [Resolved] (HBASE-3638) If a FS bootstrap, need to also
ensure ZK is cleaned
[ https://issues.apache.org/jira/browse/HBASE-3638?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Michael Stack resolved HBASE-3638.
----------------------------------
Resolution: Won't Fix
Stale. Context is different now.
> If a FS bootstrap, need to also ensure ZK is cleaned
> ----------------------------------------------------
>
> Key: HBASE-3638
> URL: https://issues.apache.org/jira/browse/HBASE-3638
> Project: HBase
> Issue Type: Bug
> Reporter: Michael Stack
> Priority: Minor
> Labels: beginner
>
> In a test environment where a cycle of start, operation, kill hbase (repeat), noticed that we were doing a bootstrap on startup but then we were picking up the previous cycles zk state. It made for a mess in the test.
> Last thing seen on previous cycle was:
> {code}
> 2011-03-11 06:33:36,708 DEBUG org.apache.hadoop.hbase.master.AssignmentManager: Handling transition=RS_ZK_REGION_OPENING, server=X.X.X.60020,1299853933073, region=1028785192/.META.
> {code}
> Then, in the messed up cycle I saw:
> {code}
> 2011-03-11 06:42:48,530 INFO org.apache.hadoop.hbase.master.MasterFileSystem: BOOTSTRAP: creating ROOT and first META regions
> .....
> {code}
> Then after setting watcher on .META., we get a
> {code}
> 2011-03-11 06:42:58,301 INFO org.apache.hadoop.hbase.master.AssignmentManager: Processing region .META.,,1.1028785192 in state RS_ZK_REGION_OPENED
> 2011-03-11 06:42:58,302 WARN org.apache.hadoop.hbase.master.AssignmentManager: Region in transition 1028785192 references a server no longer up X.X.X; letting RIT timeout so will be assigned elsewhere
> {code}
> We're all confused.
> Should at least clear our zk if a bootstrap happened.
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