Taewoo Kim created ASTERIXDB-2183: ------------------------------------- Summary: LSMHarness merge fails Key: ASTERIXDB-2183 URL: https://issues.apache.org/jira/browse/ASTERIXDB-2183 Project: Apache AsterixDB Issue Type: Bug Reporter: Taewoo Kim
LSMHarness merge() operation fails on indexes with the following error. All index types are affected. Nov 30, 2017 6:58:07 PM org.apache.hyracks.storage.am.lsm.common.impls.LSMHarness merge SEVERE: Failed merge operation on {"class" : "LSMInvertedIndex", "dir" : "/mnt/ssd/scratch/waans11/asterixdb/io1/storage/partition_4/twitter/ds_tweet_idx_text_idx", "memory" : 2, "disk" : 894} java.lang.Error: Maximum lock count exceeded at java.util.concurrent.locks.ReentrantReadWriteLock$Sync.fullTryAcquireShared(ReentrantReadWriteLock.java:528) at java.util.concurrent.locks.ReentrantReadWriteLock$Sync.tryAcquireShared(ReentrantReadWriteLock.java:488) at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1282) at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:727) at org.apache.hyracks.storage.common.buffercache.CachedPage.acquireReadLatch(CachedPage.java:120) at org.apache.hyracks.storage.am.btree.impls.BTree.acquireLatch(BTree.java:542) at org.apache.hyracks.storage.am.btree.impls.BTree.performOp(BTree.java:570) at org.apache.hyracks.storage.am.btree.impls.BTree.search(BTree.java:198) at org.apache.hyracks.storage.am.btree.impls.BTree.access$300(BTree.java:69) at org.apache.hyracks.storage.am.btree.impls.BTree$BTreeAccessor.search(BTree.java:902) at org.apache.hyracks.storage.am.lsm.invertedindex.ondisk.OnDiskInvertedIndexRangeSearchCursor.open(OnDiskInvertedIndexRangeSearchCursor.java:74) at org.apache.hyracks.storage.am.lsm.invertedindex.ondisk.OnDiskInvertedIndex$OnDiskInvertedIndexAccessor.rangeSearch(OnDiskInvertedIndex.java:463) at org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexRangeSearchCursor.open(LSMInvertedIndexRangeSearchCursor.java:68) at org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndex.search(LSMInvertedIndex.java:223) at org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndex.doMerge(LSMInvertedIndex.java:353) at org.apache.hyracks.storage.am.lsm.common.impls.AbstractLSMIndex.merge(AbstractLSMIndex.java:671) at org.apache.hyracks.storage.am.lsm.common.impls.LSMHarness.merge(LSMHarness.java:574) at org.apache.hyracks.storage.am.lsm.invertedindex.impls.LSMInvertedIndexAccessor.merge(LSMInvertedIndexAccessor.java:124) at org.apache.hyracks.storage.am.lsm.common.impls.MergeOperation.call(MergeOperation.java:45) at org.apache.hyracks.storage.am.lsm.common.impls.MergeOperation.call(MergeOperation.java:30) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:744) This error was generated continuously until the node becomes inactive. -- This message was sent by Atlassian JIRA (v6.4.14#64029)