Karam Singh created YARN-2602:
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Summary: Generic History Service of TimelineServer sometimes not
able to handle NPE
Key: YARN-2602
URL: https://issues.apache.org/jira/browse/YARN-2602
Project: Hadoop YARN
Issue Type: Bug
Components: timelineserver
Affects Versions: 2.6.0
Environment: ATS is running with AHS/GHS enabled to use TimelineStore.
Running for 4-5 days, with many random example jobs running
Reporter: Karam Singh
ATS is running with AHS/GHS enabled to use TimelineStore.
Running for 4-5 day, with many random example jobs running .
When I ran WS API for AHS/GHS:
{code}
curl --negotiate -u :
'http://<TIMELINE_SERFVER_WEPBAPP_ADDR>/v1/applicationhistory/apps/application_1411579118376_0001'
{code}
It ran successfully.
However
{code}
curl --negotiate -u :
'http://<TIMELINE_SERFVER_WEPBAPP_ADDR>/ws/v1/applicationhistory/apps'
{"exception":"WebApplicationException","message":"java.lang.NullPointerException","javaClassName":"javax.ws.rs.WebApplicationException"}
{code}
Failed with Internal server error 500.
After looking at TimelineServer logs found that there was NPE:
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