Hi,
Currently we are running Solr 5.3.1 with JDK8 and we are trying to run Solr
5.3.1 with JDK10. Initially we got a few errors complaining some JVM options
are removed since JDK9. We removed those options in solr.in.sh:
UseConcMarkSweepGC
UseParNewGC
PrintHeapAtGC
PrintGCDateStamps
PrintGCTimeStamps
PrintTenuringDistribution
PrintGCApplicationStoppedTime
And the options left in solr.in.sh:
1. Enable verbose GC logging
GC_LOG_OPTS="-verbose:gc -XX:+PrintGCDetails"
1. These GC settings have shown to work well for a number of common Solr
workloads
GC_TUNE="-XX:NewRatio=3 \
-XX:SurvivorRatio=4 \
-XX:TargetSurvivorRatio=90 \
-XX:MaxTenuringThreshold=8 \
-XX:ConcGCThreads=4 -XX:ParallelGCThreads=4 \
-XX:+CMSScavengeBeforeRemark \
-XX:PretenureSizeThreshold=64m \
-XX:+UseCMSInitiatingOccupancyOnly \
-XX:CMSInitiatingOccupancyFraction=50 \
-XX:CMSMaxAbortablePrecleanTime=6000 \
-XX:+CMSParallelRemarkEnabled \
-XX:+ParallelRefProcEnabled"
After that SOLR runs but it got an error on SystemInfoHandler Error getting JMX
properties.
[root@centos6 logs]# service solr status
Found 1 Solr nodes:
Solr process 4630 running on port 8983
ERROR: Failed to get system information from http://localhost:8983/solr due to:
java.lang.NullPointerException
Can someone share experience using Solr 5.3.x with JDK9 or above?
Thanks,
Yi
P.S.
Console output:
[0.001s][warning][gc] -Xloggc is deprecated. Will use
-Xlog:gc:/solr/logs/solr_gc.log instead.
[0.001s][warning][gc] -XX:+PrintGCDetails is deprecated. Will use -Xlog:gc*
instead.
[0.003s][info ][gc] Using Serial
WARNING: System properties and/or JVM args set. Consider using --dry-run or
--exec
0 INFO (main) [ ] o.e.j.u.log Logging initialized @532ms
205 INFO (main) [ ] o.e.j.s.Server jetty-9.2.11.v20150529
218 WARN (main) [ ] o.e.j.s.h.RequestLogHandler !RequestLog
220 INFO (main) [ ] o.e.j.d.p.ScanningAppProvider Deployment monitor
file:/home/solr/solr-5.3.1/server/contexts/ at interval 0
559 INFO (main) [ ] o.e.j.w.StandardDescriptorProcessor NO JSP Support for
/solr, did not find org.apache.jasper.servlet.JspServlet
569 WARN (main) [ ] o.e.j.s.SecurityHandler
ServletContext@o.e.j.w.WebAppContext@1a75e76a
{/solr,file:/home/solr/solr-5.3.1/server/solr-webapp/webapp/,STARTING}
{/home/solr/solr-5.3.1/server/solr-webapp/webapp} has uncovered http methods
for path: /
577 INFO (main) [ ] o.a.s.s.SolrDispatchFilter SolrDispatchFilter.init():
WebAppClassLoader=1904783235@7188af83
625 INFO (main) [ ] o.a.s.c.SolrResourceLoader JNDI not configured for solr
(NoInitialContextEx)
626 INFO (main) [ ] o.a.s.c.SolrResourceLoader using system property
solr.solr.home: /solr/data
627 INFO (main) [ ] o.a.s.c.SolrResourceLoader new SolrResourceLoader for
directory: '/solr/data/'
750 INFO (main) [ ] o.a.s.c.SolrXmlConfig Loading container configuration from
/solr/data/solr.xml
817 INFO (main) [ ] o.a.s.c.CoresLocator Config-defined core root directory:
/solr/data
[1.402s][info ][gc] GC(0) Pause Full (Metadata GC Threshold) 85M->7M(490M)
37.281ms
875 INFO (main) [ ] o.a.s.c.CoreContainer New CoreContainer 1193398802
875 INFO (main) [ ] o.a.s.c.CoreContainer Loading cores into CoreContainer
[instanceDir=/solr/data/]
875 INFO (main) [ ] o.a.s.c.CoreContainer loading shared library: /solr/data/lib
875 WARN (main) [ ] o.a.s.c.SolrResourceLoader Can't find (or read) directory
to add to classloader: lib (resolved as: /solr/data/lib).
889 INFO (main) [ ] o.a.s.h.c.HttpShardHandlerFactory created with
socketTimeout : 60,connTimeout : 6,maxConnectionsPerHost :
20,maxConnections : 1,corePoolSize : 0,maximumPoolSize :
2147483647,maxThreadIdleTime : 5,sizeOfQueue : -1,fairnessPolicy :
false,useRetries : false,
1036 INFO (main) [ ] o.a.s.u.UpdateShardHandler Creating UpdateShardHandler
HTTP client with params: socketTimeout=60=6=true
1038 INFO (main) [ ] o.a.s.l.LogWatcher SLF4J impl is
org.slf4j.impl.Log4jLoggerFactory
1039 INFO (main) [ ] o.a.s.l.LogWatcher Registering Log Listener [Log4j
(org.slf4j.impl.Log4jLoggerFactory)]
1040 INFO (main) [ ] o.a.s.c.CoreContainer Security conf doesn't exist.
Skipping setup for authorization module.
1041 INFO (main) [ ] o.a.s.c.CoreContainer No authentication plugin used.
1179 INFO (main) [ ] o.a.s.c.CoresLocator Looking for core definitions
underneath /solr/data
1180 INFO (main) [ ] o.a.s.c.CoresLocator Found 0 core definitions
1185 INFO (main) [ ] o.a.s.s.SolrDispatchFilter
user.dir=/home/solr/solr-5.3.1/server
1186 INFO (main) [ ] o.a.s.s.SolrDispatchFilter SolrDispatchFilter.init() done
1216 INFO (main) [ ] o.e.j.s.h.ContextHandler Started
o.e.j.w.WebAppContext@1a75e76a{/solr,file:/home/solr/solr-5.3.1/server/solr-webapp/webapp/,AVAILABLE}{/home/solr/solr-5.3.1/server/solr-webapp/webapp}
1224 INFO (main) [ ] o.e.j.s.ServerConnector Started ServerConnector@2102a4d5
{HTTP/1.1} {0.0.0.0:8983}
1228 INFO (main) [ ] o.e.j.s.Server Started @1762ms
14426 WARN (qtp1045997582-15) [ ] o.a.s.h.a.SystemInfoHandler Error