No, not every time, but there was no GC pause on the Solr side (no
gaps in the log, nothing in the gc log) ... in the zk log, I do see
this around the same time:
2017-05-05T13:59:52,362 - INFO
[NIOServerCxn.Factory:0.0.0.0/0.0.0.0:9983:NIOServerCnxn@1007] -
Closed socket connection for client /127.0.0.1:54140 which had
sessionid 0x15bd8bdd3500022
2017-05-05T13:59:52,818 - WARN
[NIOServerCxn.Factory:0.0.0.0/0.0.0.0:9983:NIOServerCnxn@357] - caught
end of stream exception
org.apache.zookeeper.server.ServerCnxn$EndOfStreamException: Unable to
read additional data from client sessionid 0x15bd8bdd3500023, likely
client has closed socket
at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:228)
[zookeeper-3.4.6.jar:3.4.6-1569965]
at
org.apache.zookeeper.server.NIOServerCnxnFactory.run(NIOServerCnxnFactory.java:208)
[zookeeper-3.4.6.jar:3.4.6-1569965]
at java.lang.Thread.run(Thread.java:745) [?:1.8.0_66-internal]
2017-05-05T13:59:52,819 - INFO
[NIOServerCxn.Factory:0.0.0.0/0.0.0.0:9983:NIOServerCnxn@1007] -
Closed socket connection for client /127.0.0.1:54200 which had
sessionid 0x15bd8bdd3500023
...
2017-05-05T14:00:00,001 - INFO [SessionTracker:ZooKeeperServer@347] -
Expiring session 0x15bd8bdd3500023, timeout of 10000ms exceeded
On Fri, May 19, 2017 at 9:48 AM, Joel Bernstein <joels...@gmail.com> wrote:
> You get this every time you run the expression?
>
> Joel Bernstein
> http://joelsolr.blogspot.com/
>
> On Fri, May 19, 2017 at 10:44 AM, Timothy Potter <thelabd...@gmail.com>
> wrote:
>
>> I'm executing a streaming expr and get this error:
>>
>> Caused by: org.apache.solr.common.SolrException: Could not load
>> collection from ZK:
>> MovieLens_Ratings_f2e6f8b0_3199_11e7_b8ab_0242ac110002
>> at org.apache.solr.common.cloud.ZkStateReader.getCollectionLive(
>> ZkStateReader.java:1098)
>> at org.apache.solr.common.cloud.ZkStateReader$
>> LazyCollectionRef.get(ZkStateReader.java:638)
>> at org.apache.solr.client.solrj.impl.CloudSolrClient.
>> getDocCollection(CloudSolrClient.java:1482)
>> at org.apache.solr.client.solrj.impl.CloudSolrClient.
>> requestWithRetryOnStaleState(CloudSolrClient.java:1092)
>> at org.apache.solr.client.solrj.impl.CloudSolrClient.request(
>> CloudSolrClient.java:1057)
>> at org.apache.solr.client.solrj.io.stream.FacetStream.open(
>> FacetStream.java:356)
>> ... 38 more
>> Caused by: org.apache.zookeeper.KeeperException$SessionExpiredException:
>> KeeperErrorCode = Session expired for
>> /collections/MovieLens_Ratings_f2e6f8b0_3199_11e7_
>> b8ab_0242ac110002/state.json
>> at org.apache.zookeeper.KeeperException.create(
>> KeeperException.java:127)
>> at org.apache.zookeeper.KeeperException.create(
>> KeeperException.java:51)
>> at org.apache.zookeeper.ZooKeeper.getData(ZooKeeper.java:1155)
>> at org.apache.solr.common.cloud.SolrZkClient$7.execute(
>> SolrZkClient.java:356)
>> at org.apache.solr.common.cloud.SolrZkClient$7.execute(
>> SolrZkClient.java:353)
>> at org.apache.solr.common.cloud.ZkCmdExecutor.retryOperation(
>> ZkCmdExecutor.java:60)
>> at org.apache.solr.common.cloud.SolrZkClient.getData(
>> SolrZkClient.java:353)
>> at org.apache.solr.common.cloud.ZkStateReader.
>> fetchCollectionState(ZkStateReader.java:1110)
>> at org.apache.solr.common.cloud.ZkStateReader.getCollectionLive(
>> ZkStateReader.java:1096)
>> ... 43 more
>>
>> I've scoured the GC logs for solr and there are no long pauses
>> (nothing even over 1 second) ... any ideas why that session could be
>> expired?
>>
