terry zhang created HBASE-6695:
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Summary: [Replication] Data will lose if RegionServer down during
transferqueue
Key: HBASE-6695
URL: https://issues.apache.org/jira/browse/HBASE-6695
Project: HBase
Issue Type: Bug
Components: replication
Affects Versions: 0.94.1
Reporter: terry zhang
Priority: Critical
When we ware testing Replication failover feature we found if we kill a
regionserver during it transferqueue ,we found only part of the hlog znode copy
to the right path because failover process is interrupted.
Log:
2012-08-29 12:20:05,660 INFO
org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceManager:
Moving dw92.kgb.sqa.cm4,60020,1346210789716's hlogs to my queue
2012-08-29 12:20:05,765 DEBUG
org.apache.hadoop.hbase.replication.ReplicationZookeeper: Creating
dw92.kgb.sqa.cm4%2C60020%2C13462107 89716.1346213720708 with data 210508162
2012-08-29 12:20:05,850 DEBUG
org.apache.hadoop.hbase.replication.ReplicationZookeeper: Creating
dw92.kgb.sqa.cm4%2C60020%2C13462107 89716.1346213886800 with data
2012-08-29 12:20:05,938 DEBUG
org.apache.hadoop.hbase.replication.ReplicationZookeeper: Creating
dw92.kgb.sqa.cm4%2C60020%2C1346210789716.1346213830559 with data
2012-08-29 12:20:06,055 DEBUG
org.apache.hadoop.hbase.replication.ReplicationZookeeper: Creating
dw92.kgb.sqa.cm4%2C60020%2C1346210789716.1346213775146 with data
2012-08-29 12:20:06,277 WARN
org.apache.hadoop.hbase.client.HConnectionManager$HConnectionImplementation:
Failed all from region=.ME
TA.,,1.1028785192, hostname=dw93.kgb.sqa.cm4, port=60020
java.util.concurrent.ExecutionException: java.net.ConnectException: Connection
refused
at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
at java.util.concurrent.FutureTask.get(FutureTask.java:83)
at
......
{color:red}
This server is down .....
{color}
ZK node status:
[zk: 10.232.98.77:2181(CONNECTED) 6] ls
/hbase-test3-repl/replication/rs/dw92.kgb.sqa.cm4,60020,1346210789716
[lock, 1, 1-dw89.kgb.sqa.cm4,60020,1346202436268]
{color:red}
dw92 is down , but Node dw92.kgb.sqa.cm4,60020,1346210789716 can't be deleted
{color}
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