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https://issues.apache.org/jira/browse/CASSANDRA-16581?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17355355#comment-17355355
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David Capwell commented on CASSANDRA-16581:
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Starting commit

CI Results (pending):
||Branch||Source||Circle CI||Jenkins||
|cassandra-3.0|[branch|https://github.com/dcapwell/cassandra/tree/commit_remote_branch/CASSANDRA-16581-cassandra-3.0-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://app.circleci.com/pipelines/github/dcapwell/cassandra?branch=commit_remote_branch%2FCASSANDRA-16581-cassandra-3.0-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://ci-cassandra.apache.org/job/Cassandra-devbranch/833/]|
|cassandra-3.11|[branch|https://github.com/dcapwell/cassandra/tree/commit_remote_branch/CASSANDRA-16581-cassandra-3.11-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://app.circleci.com/pipelines/github/dcapwell/cassandra?branch=commit_remote_branch%2FCASSANDRA-16581-cassandra-3.11-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://ci-cassandra.apache.org/job/Cassandra-devbranch/834/]|
|cassandra-4.0|[branch|https://github.com/dcapwell/cassandra/tree/commit_remote_branch/CASSANDRA-16581-cassandra-4.0-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://app.circleci.com/pipelines/github/dcapwell/cassandra?branch=commit_remote_branch%2FCASSANDRA-16581-cassandra-4.0-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://ci-cassandra.apache.org/job/Cassandra-devbranch/835/]|
|trunk|[branch|https://github.com/dcapwell/cassandra/tree/commit_remote_branch/CASSANDRA-16581-trunk-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://app.circleci.com/pipelines/github/dcapwell/cassandra?branch=commit_remote_branch%2FCASSANDRA-16581-trunk-BF76A26D-BA05-43FF-A67E-0330068556C3]|[build|https://ci-cassandra.apache.org/job/Cassandra-devbranch/836/]|


> Failure to execute queries should emit a KPI other than read 
> timeout/unavailable so it can be alerted/tracked
> -------------------------------------------------------------------------------------------------------------
>
>                 Key: CASSANDRA-16581
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-16581
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Messaging/Client, Observability/Metrics
>            Reporter: David Capwell
>            Assignee: David Capwell
>            Priority: Normal
>             Fix For: 3.0.x, 3.11.x, 4.0-rc
>
>
> When we are unable to parse a message we do not have a way to detect this 
> from a monitoring point of view so can get into situations where we believe 
> the database is fine but the clients are on-fire.  This case popped up in the 
> 2.1 to 3.0 upgrade as paging state wasn’t mixed-mode safe.



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