Hello everyone.
We recently encountered an online problem, only restart the process can
recover.
> The following threads are always in the WAITING state, will not exit
> There is no obvious exception message in the log.
> Maybe, the problem will only be triggered when querying multiple
collections, but I'm not sure
"qtp148626113-20273759" #20273759 prio=5 os_prio=0 tid=0x00007f9bfda5c000
nid=0xa7bf waiting on condition [0x00007f9bf5087000]
java.lang.Thread.State: WAITING (parking)
at sun.misc.Unsafe.park0(Native Method)
- parking to wait for <0x0000000315020648> (a
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject)
at sun.misc.Unsafe.park(Unsafe.java:1025)
at java.util.concurrent.locks.LockSupport.park(LockSupport.java:176)
at
java.util.concurrent.locks.AbstractQueuedSynchronizer$ConditionObject.await(AbstractQueuedSynchronizer.java:2047)
at
java.util.concurrent.LinkedBlockingQueue.take(LinkedBlockingQueue.java:446)
at
java.util.concurrent.ExecutorCompletionService.take(ExecutorCompletionService.java:193)
at
org.apache.solr.handler.component.HttpShardHandler.take(HttpShardHandler.java:121)
at
org.apache.solr.handler.component.HttpShardHandler.takeCompletedOrError(HttpShardHandler.java:114)
at
org.apache.solr.handler.component.SearchHandler.handleRequestBody(SearchHandler.java:524)
at
org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:216)
"httpShardExecutor-5-thread-14362-processing-x: #313991 prio=5 os_prio=0
tid=0x00007f97db561800 nid=0x13a87 in Object.wait() [0x00007f97bdfd6000]
java.lang.Thread.State: WAITING (on object monitor)
at java.lang.Object.wait(Native Method)
at java.lang.Object.wait(Object.java:502)
at
org.eclipse.jetty.client.util.InputStreamResponseListener$Input.read(InputStreamResponseListener.java:318)
- locked <0x00000001c0c045c8> (a
org.eclipse.jetty.client.util.InputStreamResponseListener)
at
org.apache.solr.common.util.FastInputStream.readWrappedStream(FastInputStream.java:90)
at
org.apache.solr.common.util.FastInputStream.refill(FastInputStream.java:99)
at
org.apache.solr.common.util.FastInputStream.readByte(FastInputStream.java:217)
at org.apache.solr.common.util.JavaBinCodec._init(JavaBinCodec.java:211)
at
org.apache.solr.common.util.JavaBinCodec.initRead(JavaBinCodec.java:202)
at
org.apache.solr.common.util.JavaBinCodec.unmarshal(JavaBinCodec.java:195)
at
org.apache.solr.client.solrj.impl.BinaryResponseParser.processResponse(BinaryResponseParser.java:51)
at
org.apache.solr.client.solrj.impl.Http2SolrClient.processErrorsAndResponse(Http2SolrClient.java:711)
at
org.apache.solr.client.solrj.impl.Http2SolrClient.request(Http2SolrClient.java:421)
at
org.apache.solr.client.solrj.impl.Http2SolrClient.request(Http2SolrClient.java:776)
at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1290)
at
org.apache.solr.handler.component.HttpShardHandler.request(HttpShardHandler.java:80)
Thanks.
