Ilya Lantukh created IGNITE-3950: ------------------------------------ Summary: Deadlock when exchange happens with pending explicit lock Key: IGNITE-3950 URL: https://issues.apache.org/jira/browse/IGNITE-3950 Project: Ignite Issue Type: Bug Reporter: Ilya Lantukh
Reproduced by IgniteCacheMultiLockSelfTest#testExplicitLockManyKeysWithClient (hangs with ~10% probability). Exchange worker waits for lock to be released: {noformat} Thread [name="exchange-worker-#155%dht.IgniteCacheMultiTxLockSelfTest3%", id=195, state=TIMED_WAITING, blockCnt=0, waitCnt=44] Lock [object=o.a.i.i.processors.cache.GridCacheMvccManager$FinishLockFuture@2638011, ownerName=null, ownerId=-1] at sun.misc.Unsafe.park(Native Method) at java.util.concurrent.locks.LockSupport.parkNanos(LockSupport.java:215) at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireSharedNanos(AbstractQueuedSynchronizer.java:1037) at java.util.concurrent.locks.AbstractQueuedSynchronizer.tryAcquireSharedNanos(AbstractQueuedSynchronizer.java:1328) at o.a.i.i.util.future.GridFutureAdapter.get0(GridFutureAdapter.java:187) at o.a.i.i.util.future.GridFutureAdapter.get(GridFutureAdapter.java:137) at o.a.i.i.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.waitPartitionRelease(GridDhtPartitionsExchangeFuture.java:835) at o.a.i.i.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.distributedExchange(GridDhtPartitionsExchangeFuture.java:763) at o.a.i.i.processors.cache.distributed.dht.preloader.GridDhtPartitionsExchangeFuture.init(GridDhtPartitionsExchangeFuture.java:516) at o.a.i.i.processors.cache.GridCachePartitionExchangeManager$ExchangeWorker.body(GridCachePartitionExchangeManager.java:1464) at o.a.i.i.util.worker.GridWorker.run(GridWorker.java:110) at java.lang.Thread.run(Thread.java:745) {noformat} while thread that holds lock cannot finish cache operation: {noformat} "Thread-9@3645" prio=5 tid=0x11a nid=NA waiting java.lang.Thread.State: WAITING at sun.misc.Unsafe.park(Unsafe.java:-1) at java.util.concurrent.locks.LockSupport.park(LockSupport.java:175) at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:836) at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:967) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1283) at org.apache.ignite.internal.util.future.GridFutureAdapter.get0(GridFutureAdapter.java:157) at org.apache.ignite.internal.util.future.GridFutureAdapter.get(GridFutureAdapter.java:117) at org.apache.ignite.internal.processors.cache.GridCacheAdapter$45.inOp(GridCacheAdapter.java:2849) at org.apache.ignite.internal.processors.cache.GridCacheAdapter$SyncInOp.op(GridCacheAdapter.java:5303) at org.apache.ignite.internal.processors.cache.GridCacheAdapter.syncOp(GridCacheAdapter.java:4351) at org.apache.ignite.internal.processors.cache.GridCacheAdapter.putAll(GridCacheAdapter.java:2847) at org.apache.ignite.internal.processors.cache.GridCacheProxyImpl.putAll(GridCacheProxyImpl.java:838) at org.apache.ignite.internal.processors.cache.distributed.dht.IgniteCacheMultiTxLockSelfTest$1.run(IgniteCacheMultiTxLockSelfTest.java:218) {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)