[ https://issues.apache.org/jira/browse/YARN-2165?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14033377#comment-14033377 ]
Zhijie Shen commented on YARN-2165: ----------------------------------- [~karams], how about gathering the similar validation issues (YARN-2166) here? > Timelineserver should validate that yarn.timeline-service.ttl-ms is greater > than zero > ------------------------------------------------------------------------------------- > > Key: YARN-2165 > URL: https://issues.apache.org/jira/browse/YARN-2165 > Project: Hadoop YARN > Issue Type: Bug > Components: timelineserver > Reporter: Karam Singh > > Timelineserver should validate that yarn.timeline-service.ttl-ms is greater > than zero > Currently if set yarn.timeline-service.ttl-ms=0 > Or yarn.timeline-service.ttl-ms=-86400 > Timeline server start successfully with complaining > {code} > 2014-06-15 14:52:16,562 INFO timeline.LeveldbTimelineStore > (LeveldbTimelineStore.java:<init>(247)) - Starting deletion thread with ttl > -604800000 and cycle interval 300000 > {code} > At starting timelinserver should that yarn.timeline-service-ttl-ms > 0 > otherwise specially for -ive value discard oldvalues timestamp will be set > future value. Which may lead to inconsistancy in behavior > {code} > public void run() { > while (true) { > long timestamp = System.currentTimeMillis() - ttl; > try { > discardOldEntities(timestamp); > Thread.sleep(ttlInterval); > {code} -- This message was sent by Atlassian JIRA (v6.2#6252)