[hbase] master won't go down if root region was not found
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Key: HADOOP-2251
URL: https://issues.apache.org/jira/browse/HADOOP-2251
Project: Hadoop
Issue Type: Bug
Reporter: stack
Priority: Minor
psaab couldn't shut down his master... was getting reams of the below:
{code}
2007-11-21 13:45:30,421 INFO hbase.HMaster - process shutdown of server
38.99.76.15:60020: logSplit: true, rootChecked: true, rootRescanned: false,
numberOfMetaRegions: 0, onlineMetaRegions.size(): 0
2007-11-21 13:45:30,421 DEBUG hbase.HMaster - process server shutdown scanning
root region cancelled because rootRegionLocation is null
2007-11-21 13:45:30,421 DEBUG hbase.HMaster - Put PendingServerShutdown of
38.99.76.15:60020 back on queue
2007-11-21 13:45:30,421 DEBUG hbase.HMaster - Main processing loop:
PendingServerShutdown of 38.99.76.21:60020
2007-11-21 13:45:30,422 INFO hbase.HMaster - process shutdown of server
38.99.76.21:60020: logSplit: true, rootChecked: true, rootRescanned: false,
numberOfMetaRegions: 0, onlineMetaRegions.size(): 0
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - process server shutdown scanning
root region cancelled because rootRegionLocation is null
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - Put PendingServerShutdown of
38.99.76.21:60020 back on queue
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - Main processing loop:
PendingServerShutdown of 38.99.76.31:60020
2007-11-21 13:45:30,422 INFO hbase.HMaster - process shutdown of server
38.99.76.31:60020: logSplit: true, rootChecked: true, rootRescanned: false,
numberOfMetaRegions: 0, onlineMetaRegions.size(): 0
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - process server shutdown scanning
root region cancelled because rootRegionLocation is null
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - Put PendingServerShutdown of
38.99.76.31:60020 back on queue
2007-11-21 13:45:30,422 DEBUG hbase.HMaster - Main processing loop:
PendingServerShutdown of 38.99.76.17:60020
..
{code}
Looks like a shutdown soon after startup so should be reproducible.
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