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https://issues.apache.org/jira/browse/CASSANDRA-15241?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17736204#comment-17736204
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Caleb Rackliffe commented on CASSANDRA-15241:
---------------------------------------------
[~mmuzaf] I don't think there was any technical reason for not including it in
4.1, but we would likely stumble into one very quickly on trying to back-port
if one did exist ;)
If you want to put together a quick PR, I can review.
> Virtual table to expose current running queries
> -----------------------------------------------
>
> Key: CASSANDRA-15241
> URL: https://issues.apache.org/jira/browse/CASSANDRA-15241
> Project: Cassandra
> Issue Type: New Feature
> Components: Feature/Virtual Tables
> Reporter: Chris Lohfink
> Assignee: Caleb Rackliffe
> Priority: Normal
> Fix For: 5.0
>
> Time Spent: 3h
> Remaining Estimate: 0h
>
> Expose current running queries and their duration.
> {code}cqlsh> select * from system_views.queries;
> thread_id | duration_micros | task
> ------------------------------+-----------------+---------------------------------------------------------------------------------
> Native-Transport-Requests-17 | 6325 | QUERY
> select * from system_views.queries; [pageSize = 100]
> Native-Transport-Requests-4 | 14681 | EXECUTE
> f4115f91190d4acf09e452637f1f2444 with 0 values at consistency LOCAL_ONE
> Native-Transport-Requests-6 | 14678 | EXECUTE
> f4115f91190d4acf09e452637f1f2444 with 0 values at consistency LOCAL_ONE
> ReadStage-10 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-13 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-14 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-19 | 11861 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-20 | 11861 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-22 | 7279 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-23 | 4716 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-5 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-7 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000
> ReadStage-8 | 16535 |
> SELECT * FROM basic.wide1 LIMIT 5000{code}
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