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https://issues.apache.org/jira/browse/CASSANDRA-13885?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16173049#comment-16173049
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Thomas Steinmaurer commented on CASSANDRA-13885:
------------------------------------------------

It is about ease the operational side and that 2.2+ is a major shift towards 
behaving differently and being much more complex when I simply want to run a 
full repair across my 9 node cluster on 2 small volume CFs on a daily basis 
(grace period = 72hr) and being used to so by running the following with 2.1 
kicked off in parallel on all nodes:
{code}
nodetool repair -pr mykeyspace mycf1 mycf2
{code}
Ok, I learned incremental repair being the default since 2.2+, so I need to 
additionally apply the -full option. Ok, not a big deal, but when running the 
following with 3.0.14, again kicked off in parallel on all nodes:
{code}
nodetool repair -full -pr mykeyspace mycf1 mycf2
{code}
I start to see basically the following nodetool output:
{code}
...
[2017-09-20 11:34:49,968] Some repair failed
[2017-09-20 11:34:49,968] Repair command #8 finished in 0 seconds
error: Repair job has failed with the error message: [2017-09-20 11:34:49,968] 
Some repair failed
-- StackTrace --
java.lang.RuntimeException: Repair job has failed with the error message: 
[2017-09-20 11:34:49,968] Some repair failed
        at 
org.apache.cassandra.tools.RepairRunner.progress(RepairRunner.java:115)
        at 
org.apache.cassandra.utils.progress.jmx.JMXNotificationProgressListener.handleNotification(JMXNotificationProgressListener.java:77)
        at 
com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.dispatchNotification(ClientNotifForwarder.java:583)
        at 
com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.doRun(ClientNotifForwarder.java:533)
        at 
com.sun.jmx.remote.internal.ClientNotifForwarder$NotifFetcher.run(ClientNotifForwarder.java:452)
        at 
com.sun.jmx.remote.internal.ClientNotifForwarder$LinearExecutor$1.run(ClientNotifForwarder.java:108)
{code}


> Allow to run full repairs in 3.0 without additional cost of anti-compaction
> ---------------------------------------------------------------------------
>
>                 Key: CASSANDRA-13885
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-13885
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Thomas Steinmaurer
>
> This ticket is basically the result of the discussion in Cassandra user list: 
> https://www.mail-archive.com/user@cassandra.apache.org/msg53562.html
> I was asked to open a ticket by Paulo Motta to think about back-porting 
> running full repairs without the additional cost of anti-compaction.
> Basically there is no way in 3.0 to run full repairs from several nodes 
> concurrently without troubles caused by (overlapping?) anti-compactions. 
> Coming from 2.1 this is a major change from an operational POV, basically 
> breaking any e.g. cron job based solution kicking off -pr based repairs on 
> several nodes concurrently.



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