Opened a JIRA - https://issues.apache.org/jira/browse/SOLR-7947
A SolrCloud with 2 solr node in Tomcat server on 2 VM servers. After restart one solr node, the cores on it turns to "down" state and logs showing below errors. Logs are in attachmenent. solr.zip <http://lucene.472066.n3.nabble.com/file/n4224104/solr.zip> ERROR - 2015-07-24 09:40:34.887; org.apache.solr.common.SolrException; null:org.apache.solr.common.SolrException: Unable to create core: collection1_shard1_replica1 at org.apache.solr.core.CoreContainer.recordAndThrow(CoreContainer.java:989) at org.apache.solr.core.CoreContainer.create(CoreContainer.java:606) at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:258) at org.apache.solr.core.CoreContainer$1.call(CoreContainer.java:250) at java.util.concurrent.FutureTask.run(FutureTask.java:273) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:482) at java.util.concurrent.FutureTask.run(FutureTask.java:273) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1156) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:626) at java.lang.Thread.run(Thread.java:804) Caused by: org.apache.solr.common.SolrException at org.apache.solr.core.SolrCore.<init>(SolrCore.java:844) at org.apache.solr.core.SolrCore.<init>(SolrCore.java:630) at org.apache.solr.core.ZkContainer.createFromZk(ZkContainer.java:244) at org.apache.solr.core.CoreContainer.create(CoreContainer.java:595) ... 8 more Caused by: java.nio.channels.OverlappingFileLockException at sun.nio.ch.SharedFileLockTable.checkList(FileLockTable.java:267) at sun.nio.ch.SharedFileLockTable.add(FileLockTable.java:164) at sun.nio.ch.FileChannelImpl.tryLock(FileChannelImpl.java:1078) at java.nio.channels.FileChannel.tryLock(FileChannel.java:1165) at org.apache.lucene.store.NativeFSLock.obtain(NativeFSLockFactory.java:217) at org.apache.lucene.store.NativeFSLock.isLocked(NativeFSLockFactory.java:319) at org.apache.lucene.index.IndexWriter.isLocked(IndexWriter.java:4510) at org.apache.solr.core.SolrCore.initIndex(SolrCore.java:485) at org.apache.solr.core.SolrCore.<init>(SolrCore.java:761) ... 11 more -- View this message in context: http://lucene.472066.n3.nabble.com/SolrCloud-live-nodes-in-ZK-shows-the-server-is-there-but-all-cores-are-down-in-clusterstate-json-tp4224104.html Sent from the Solr - User mailing list archive at Nabble.com.
