Master won't go down; stuck joined on rootScanner
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Key: HBASE-1129
URL: https://issues.apache.org/jira/browse/HBASE-1129
Project: Hadoop HBase
Issue Type: Bug
Reporter: stack
Here are the problem threads:
{code}
"RegionManager.rootScanner" daemon prio=10 tid=0x00000000404a4800 nid=0x4d57
runnable [0x0000000042014000..0x0000000042014a80]
java.lang.Thread.State: RUNNABLE
at org.apache.hadoop.hbase.Chore.run(Chore.java:58)
"HMaster" prio=10 tid=0x0000000040644800 nid=0x4d56 in Object.wait()
[0x00000000415a4000..0x00000000415a4d00]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
- waiting on <0x00007fd8975d00c0> (a
org.apache.hadoop.hbase.master.RootScanner)
at java.lang.Thread.join(Thread.java:1143)
- locked <0x00007fd8975d00c0> (a org.apache.hadoop.hbase.master.RootScanner)
at java.lang.Thread.join(Thread.java:1196)
at org.apache.hadoop.hbase.master.RegionManager.stop(RegionManager.java:481)
at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:388)
{code}
Here is code at #58 in Chore:
{code}
public void run() {
try {
while (!initialChore()) {
this.sleeper.sleep();
}
...
{code}
Looks like we sleep for ever.
Have to kill master.
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