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ASF subversion and git services commented on SOLR-6146: ------------------------------------------------------- Commit 1601621 from sha...@apache.org in branch 'dev/trunk' [ https://svn.apache.org/r1601621 ] SOLR-6146: Incorrect configuration such as wrong chroot in zk server address can cause CloudSolrServer to leak resources > Leak in CloudSolrServer causing "Too many open files" > ----------------------------------------------------- > > Key: SOLR-6146 > URL: https://issues.apache.org/jira/browse/SOLR-6146 > Project: Solr > Issue Type: Bug > Components: clients - java, SolrCloud > Affects Versions: 4.7 > Reporter: Jessica Cheng > Assignee: Shalin Shekhar Mangar > Labels: solrcloud, solrj > Attachments: SOLR-6146.patch, SOLR-6146.patch, SOLR-6146.patch, > SOLR-6146.patch > > > Due to a misconfiguration in one of our QA clusters, we uncovered a leak in > CloudSolrServer. If this line throws: > https://github.com/apache/lucene-solr/blob/branch_4x/solr/solrj/src/java/org/apache/solr/client/solrj/impl/CloudSolrServer.java#L242 > then the instantiated ZkStateReader is leaked. > Here's the stacktrace of the Exception (we're using a custom build so the > line numbers won't quite match up, but it gives the idea): > at > org.apache.solr.client.solrj.impl.CloudSolrServer.connect(CloudSolrServer.java:304) > at > org.apache.solr.client.solrj.impl.CloudSolrServer.requestWithRetryOnStaleState(CloudSolrServer.java:568) > at > org.apache.solr.client.solrj.impl.CloudSolrServer.request(CloudSolrServer.java:557) > at > org.apache.solr.client.solrj.request.AbstractUpdateRequest.process(AbstractUpdateRequest.java:117) > at > org.apache.solr.client.solrj.request.AbstractUpdateRequest.process(AbstractUpdateRequest.java:33) > at > com.apple.cie.search.client.crossdc.MirroredSolrRequestHandler.handleItem(MirroredSolrRequestHandler.java:100) > at > com.apple.cie.search.client.crossdc.MirroredSolrRequestHandler.handleItem(MirroredSolrRequestHandler.java:33) > at > com.apple.coda.queueing.CodaQueueConsumer$StreamProcessor.run(CodaQueueConsumer.java:147) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:722) Caused by: > org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = > NoNode for /live_nodes at > org.apache.zookeeper.KeeperException.create(KeeperException.java:111) at > org.apache.zookeeper.KeeperException.create(KeeperException.java:51) at > org.apache.zookeeper.ZooKeeper.getChildren(ZooKeeper.java:1468) at > org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:256) at > org.apache.solr.common.cloud.SolrZkClient$6.execute(SolrZkClient.java:253) at > org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(ZkCmdExecutor.java:73) > at > org.apache.solr.common.cloud.SolrZkClient.getChildren(SolrZkClient.java:253) > at > org.apache.solr.common.cloud.ZkStateReader.createClusterStateWatchersAndUpdate(ZkStateReader.java:305) > at > org.apache.solr.client.solrj.impl.CloudSolrServer.createZkStateReader(CloudSolrServer.java:935) > at > org.apache.solr.client.solrj.impl.CloudSolrServer.connect(CloudSolrServer.java:298) > ... 10 more -- This message was sent by Atlassian JIRA (v6.2#6252) --------------------------------------------------------------------- To unsubscribe, e-mail: dev-unsubscr...@lucene.apache.org For additional commands, e-mail: dev-h...@lucene.apache.org