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https://issues.apache.org/jira/browse/FLINK-11720?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16811489#comment-16811489
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Yu Li commented on FLINK-11720:
-------------------------------
Observed the same failure on Linux 3.10.0 when verifying release 1.8.0-rc5:
{noformat}
[ERROR]
org.apache.flink.streaming.connectors.elasticsearch5.ElasticsearchSinkITCase
Time elapsed: 3.186 s <<< FAILURE!
java.lang.AssertionError: 2:cpuacct,cpu,cpuset:/system.slice/sshd.service
{noformat}
> ES5: ElasticsearchSinkITCase failing
> ------------------------------------
>
> Key: FLINK-11720
> URL: https://issues.apache.org/jira/browse/FLINK-11720
> Project: Flink
> Issue Type: Task
> Components: Connectors / ElasticSearch
> Affects Versions: 1.6.4, 1.8.0
> Reporter: Robert Metzger
> Priority: Trivial
>
> On Google Cloud VMs (Ubuntu 18.04), the surefire tests are failing with the
> following error:
> {code:java}
> Running
> org.apache.flink.streaming.connectors.elasticsearch5.ElasticsearchSinkITCase
> Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 14.972 sec
> <<< FAILURE! - in org.apache.flin
> k.streaming.connectors.elasticsearch5.ElasticsearchSinkITCase
> org.apache.flink.streaming.connectors.elasticsearch5.ElasticsearchSinkITCase
> Time elapsed: 14.972 sec <<<
> ERROR!
> java.lang.IllegalStateException: No match found
> at java.util.regex.Matcher.group(Matcher.java:536)
> at org.elasticsearch.monitor.os.OsProbe.getControlGroups(OsProbe.java:213)
> at org.elasticsearch.monitor.os.OsProbe.getCgroup(OsProbe.java:402)
> at org.elasticsearch.monitor.os.OsProbe.osStats(OsProbe.java:454)
> at org.elasticsearch.monitor.os.OsService.<init>(OsService.java:45)
> at org.elasticsearch.monitor.MonitorService.<init>(MonitorService.java:45)
> at org.elasticsearch.node.Node.<init>(Node.java:345)
> at
> org.apache.flink.streaming.connectors.elasticsearch.EmbeddedElasticsearchNodeEnvironmentImpl$Plug
> inNode.<init>(EmbeddedElasticsearchNodeEnvironmentImpl.java:78)
> at
> org.apache.flink.streaming.connectors.elasticsearch.EmbeddedElasticsearchNodeEnvironmentImpl.star
> t(EmbeddedElasticsearchNodeEnvironmentImpl.java:54)
> at
> org.apache.flink.streaming.connectors.elasticsearch.ElasticsearchSinkTestBase.prepare(Elasticsear
> chSinkTestBase.java:72)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> {code}
> or
> {{org.apache.flink.streaming.connectors.elasticsearch5.ElasticsearchSinkITCase
> Time elapsed: 3.196 s <<< FAILURE!}}
> {{java.lang.AssertionError: 0::/user.slice/user-1001.slice/session-33.scope}}
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