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Posted to commits@cassandra.apache.org by "Lee Tang (Jira)" <ji...@apache.org> on 2020/09/09 00:20:00 UTC
[jira] [Updated] (CASSANDRA-16116) Emit a metric for mutations that
are too large in commit logs
[ https://issues.apache.org/jira/browse/CASSANDRA-16116?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Lee Tang updated CASSANDRA-16116:
---------------------------------
Summary: Emit a metric for mutations that are too large in commit logs (was: Emit a metric for mutations that are too large )
> Emit a metric for mutations that are too large in commit logs
> -------------------------------------------------------------
>
> Key: CASSANDRA-16116
> URL: https://issues.apache.org/jira/browse/CASSANDRA-16116
> Project: Cassandra
> Issue Type: Task
> Components: Observability/Metrics
> Reporter: Lee Tang
> Assignee: Lee Tang
> Priority: Normal
>
> Huge memory allocations can cause GC thrashing and a lot of write timeouts. Having a metric that allows us to alert on would allow us to react faster and discern why write timeouts are happening.
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