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https://issues.apache.org/jira/browse/AMBARI-15872?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Aravindan Vijayan updated AMBARI-15872:
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Component/s: ambari-metrics
> Provide ability to tune WAL file writes for AMS HBase tables
> -------------------------------------------------------------
>
> Key: AMBARI-15872
> URL: https://issues.apache.org/jira/browse/AMBARI-15872
> Project: Ambari
> Issue Type: Bug
> Components: ambari-metrics
> Reporter: Aravindan Vijayan
> Assignee: Aravindan Vijayan
> Priority: Blocker
> Attachments: AMBARI-15872.patch
>
>
> This is a tuning parameter that can be used in HBase to improve performance
> as a trade-off to data loss. For large clusters, this is a very useful
> optimization that can be employed.
> FIX
> Added an optional config (Not available through default from the stack)
> ams-site : timeline.metrics.tables.durability
> Valid values it can take : SKIP_WAL / SYNC_WAL / ASYNC_WAL / FSYNC_WAL
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