使用创建solr collection时报错

1.当用solr创建collection的时候，报错：

 org.apache.solr.common.SolrException:org.apache.solr.common.SolrException: Error opening new searcher

 2018-03-30 10:48:42:074 ERROR [qtp1049817027-995 - /solr/admin/cores] org.apache.solr.core.SolrCore | org.apache.solr.common.SolrException: Error CREATEing SolrCore 'vas_task_order': Unable to create core [vas_task_order] Caused by: Lock obtain timed out: NativeFSLock@/data/solr/solr_8003/data/vas_task_order/data/index/write.lock

at org.apache.solr.handler.admin.CoreAdminHandler.handleCreateAction(CoreAdminHandler.java:619)

at org.apache.solr.handler.admin.CoreAdminHandler.handleRequestInternal(CoreAdminHandler.java:200)

at org.apache.solr.handler.admin.CoreAdminHandler.handleRequestBody(CoreAdminHandler.java:189)

at org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:143)

at org.apache.solr.servlet.SolrDispatchFilter.handleAdminRequest(SolrDispatchFilter.java:783)

at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:282)

at org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:220)

at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1419)

at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:455)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)

at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)

at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)

at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1075)

at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:384)

at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)

at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1009)

at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)

at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255)

at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154)

at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)

at org.eclipse.jetty.server.Server.handle(Server.java:364)

at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489)

at org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53)

at org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:953)

at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1014)

at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:861)

at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240)

at org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72)

at org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264)

at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)

at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)

at java.lang.Thread.run(Thread.java:748)

Caused by: org.apache.solr.common.SolrException: Unable to create core [vas_task_order]

at org.apache.solr.core.CoreContainer.create(CoreContainer.java:533)

at org.apache.solr.core.CoreContainer.create(CoreContainer.java:493)

at org.apache.solr.handler.admin.CoreAdminHandler.handleCreateAction(CoreAdminHandler.java:586)

... 31 more

Caused by: org.apache.solr.common.SolrException: Error opening new searcher

at org.apache.solr.core.SolrCore.<init>(SolrCore.java:905)

at org.apache.solr.core.SolrCore.<init>(SolrCore.java:660)

at org.apache.solr.core.CoreContainer.create(CoreContainer.java:518)

... 33 more

Caused by: org.apache.solr.common.SolrException: Error opening new searcher

at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1714)

at org.apache.solr.core.SolrCore.getSearcher(SolrCore.java:1826)

at org.apache.solr.core.SolrCore.<init>(SolrCore.java:877)

... 35 more

Caused by: org.apache.lucene.store.LockObtainFailedException: Lock obtain timed out: NativeFSLock@/data/solr/solr_8003/data/vas_task_order/data/index/write.lock

at org.apache.lucene.store.Lock.obtain(Lock.java:89)

at org.apache.lucene.index.IndexWriter.<init>(IndexWriter.java:776)

at org.apache.solr.update.SolrIndexWriter.<init>(SolrIndexWriter.java:78)

at org.apache.solr.update.SolrIndexWriter.create(SolrIndexWriter.java:65)

at org.apache.solr.update.DefaultSolrCoreState.createMainIndexWriter(DefaultSolrCoreState.java:273)

at org.apache.solr.update.DefaultSolrCoreState.getIndexWriter(DefaultSolrCoreState.java:116)

at org.apache.solr.core.SolrCore.openNewSearcher(SolrCore.java:1683)

... 37 more