Hung thread after another thread is interrupted
-----------------------------------------------
Key: DERBY-4711
URL: https://issues.apache.org/jira/browse/DERBY-4711
Project: Derby
Issue Type: Bug
Components: Services
Affects Versions: 10.5.3.0
Environment: Windows server 2008
Reporter: Luke Quinane
We've seen a problem today where we have several threads querying our database
and when one gets interrupted the others are stuck waiting for a lock. Here is
the stack trace for the stuck thread(s):
daemon prio=4
"DefaultExecutorService-pool-1-thread-47" Id=98 WAITING on
org.apache.derby.impl.services.locks.activel...@6e6f45a1
at java.lang.Object.wait(Native Method)
- waiting on org.apache.derby.impl.services.locks.activel...@6e6f45a1
at java.lang.Object.wait(Object.java:485)
at
org.apache.derby.impl.services.locks.ActiveLock.waitForGrant(ActiveLock.java:115)
at
org.apache.derby.impl.services.locks.ConcurrentLockSet.lockObject(ConcurrentLockSet.java:463)
at
org.apache.derby.impl.services.locks.ConcurrentLockSet.zeroDurationLockObject(ConcurrentLockSet.java:855)
at
org.apache.derby.impl.services.locks.AbstractPool.zeroDurationlockObject(AbstractPool.java:297)
at
org.apache.derby.impl.services.locks.ConcurrentPool.zeroDurationlockObject(ConcurrentPool.java:28)
at
org.apache.derby.impl.store.raw.xact.RowLocking2nohold.lockRecordForRead(RowLocking2nohold.java:89)
at
org.apache.derby.impl.store.access.heap.HeapController.lockRow(HeapController.java:520)
at
org.apache.derby.impl.store.access.heap.HeapController.lockRow(HeapController.java:638)
at
org.apache.derby.impl.store.access.btree.index.B2IRowLocking3.lockRowOnPage(B2IRowLocking3.java:309)
at
org.apache.derby.impl.store.access.btree.index.B2IRowLocking3._lockScanRow(B2IRowLocking3.java:599)
at
org.apache.derby.impl.store.access.btree.index.B2IRowLockingRR.lockScanRow(B2IRowLockingRR.java:105)
at
org.apache.derby.impl.store.access.btree.BTreeForwardScan.fetchRows(BTreeForwardScan.java:305)
at
org.apache.derby.impl.store.access.btree.BTreeScan.fetchNextGroup(BTreeScan.java:1585)
at
org.apache.derby.impl.sql.execute.BulkTableScanResultSet.reloadArray(BulkTableScanResultSet.java:327)
at
org.apache.derby.impl.sql.execute.BulkTableScanResultSet.getNextRowCore(BulkTableScanResultSet.java:282)
at
org.apache.derby.impl.sql.execute.BasicNoPutResultSetImpl.getNextRow(BasicNoPutResultSetImpl.java:460)
at
org.apache.derby.impl.jdbc.EmbedResultSet.movePosition(EmbedResultSet.java:427)
- locked org.apache.derby.impl.jdbc.embedconnectio...@445d374b
at
org.apache.derby.impl.jdbc.EmbedResultSet.next(EmbedResultSet.java:371)
...
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