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https://issues.apache.org/jira/browse/SLING-9381?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Robert Munteanu closed SLING-9381.
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> Upgrade RRD4J to version 3.6 (Java 11 compatible)
> -------------------------------------------------
>
> Key: SLING-9381
> URL: https://issues.apache.org/jira/browse/SLING-9381
> Project: Sling
> Issue Type: Bug
> Components: Commons
> Affects Versions: Commons Metrics RRD4J 1.0.2
> Reporter: Harsh Mehta
> Assignee: Robert Munteanu
> Priority: Major
> Fix For: Commons Metrics RRD4J 1.0.4
>
> Time Spent: 10m
> Remaining Estimate: 0h
>
> RRD4J version 3.1 is using a JDK internal API that has been removed from Java
> 9 onwards.
> [https://github.com/rrd4j/rrd4j/issues/72]
> Also, Executor is not shutdown due to the above exception while closing
> database connection and this leads to a high number of exception in logs when
> the bundle is stopped
> {noformat}
> 02.03.2020 23:17:17.169 *ERROR* [metrics-RRD4JReporter-1-thread-1]
> com.codahale.metrics.ScheduledReporter Exception thrown from
> RRD4JReporter#report. Exception was suppressed.
> java.lang.IllegalStateException: RRD already closed, cannot store this sample
> at org.rrd4j.core.RrdDb.store(RrdDb.java:512)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at org.rrd4j.core.Sample.update(Sample.java:194)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at
> org.apache.sling.commons.metrics.rrd4j.impl.RRD4JReporter.report(RRD4JReporter.java:260)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at com.codahale.metrics.ScheduledReporter.report(ScheduledReporter.java:235)
> [com.adobe.granite.dropwizard.metrics:3.2.4]
> at com.codahale.metrics.ScheduledReporter$1.run(ScheduledReporter.java:174)
> [com.adobe.granite.dropwizard.metrics:3.2.4]
> at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
> at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
> at
> java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> at java.base/java.lang.Thread.run(Thread.java:834)
> 02.03.2020 23:17:17.169 *ERROR* [metrics-RRD4JReporter-1-thread-1]
> com.codahale.metrics.ScheduledReporter Exception thrown from
> RRD4JReporter#report. Exception was suppressed.
> java.lang.IllegalStateException: RRD already closed, cannot store this sample
> at org.rrd4j.core.RrdDb.store(RrdDb.java:512)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at org.rrd4j.core.Sample.update(Sample.java:194)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at
> org.apache.sling.commons.metrics.rrd4j.impl.RRD4JReporter.report(RRD4JReporter.java:260)
> [org.apache.sling.commons.metrics-rrd4j:1.0.2]
> at com.codahale.metrics.ScheduledReporter.report(ScheduledReporter.java:235)
> [com.adobe.granite.dropwizard.metrics:3.2.4]
> at com.codahale.metrics.ScheduledReporter$1.run(ScheduledReporter.java:174)
> [com.adobe.granite.dropwizard.metrics:3.2.4]
> at
> java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515)
> at java.base/java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305)
> at
> java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
> at
> java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
> at java.base/java.lang.Thread.run(Thread.java:834)
> {noformat}
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