Btw, if I restart the node, then it happily proceeds with compaction.
El jue, 23-06-2011 a las 10:02 +0200, Héctor Izquierdo Seliva escribió:
> Hi Aaron. Reverted back to 4-32. Did the flush but it did not trigger
> any minor compaction. Ran compact by hand, and it picked only two
> sstables.
>
> Here's the ls before:
>
> http://pastebin.com/xDtvVZvA
>
> And this is the ls after:
>
> http://pastebin.com/DcpbGvK6
>
> Any suggestions?
>
>
>
> El jue, 23-06-2011 a las 10:55 +1200, aaron morton escribió:
> > Setting them to 2 and 2 means compaction can only ever compact 2 files at
> > time, so it will be worse off.
> >
> > Lets the try following:
> >
> > - restore the compactions settings to the default 4 and 32
> > - run `ls -lah` in the data dir and grab the output
> > - run `nodetool flush` this will trigger minor compaction once the
> > memtables have been flushed
> > - check the logs for messages from 'CompactionManager'
> > - when done grab the output from `ls -lah` again.
> >
> > Hope that helps.
> >
> >
> > -----------------
> > Aaron Morton
> > Freelance Cassandra Developer
> > @aaronmorton
> > http://www.thelastpickle.com
> >
> > On 23 Jun 2011, at 02:04, Héctor Izquierdo Seliva wrote:
> >
> > > Hi All. I set the compaction threshold at minimum 2, maximum 2 and try
> > > to run compact, but it's not doing anything. There are over 69 sstables
> > > now, read performance is horrible, and it's taking an insane amount of
> > > space. Maybe I don't quite get how the new per bucket stuff works, but I
> > > think this is not normal behaviour.
> > >
> > > El lun, 13-06-2011 a las 10:32 -0500, Jonathan Ellis escribió:
> > >> As Terje already said in this thread, the threshold is per bucket
> > >> (group of similarly sized sstables) not per CF.
> > >>
> > >> 2011/6/13 Héctor Izquierdo Seliva <izquie...@strands.com>:
> > >>> I was already way over the minimum. There were 12 sstables. Also, is
> > >>> there any reason why scrub got stuck? I did not see anything in the
> > >>> logs. Via jmx I saw that the scrubbed bytes were equal to one of the
> > >>> sstables size, and it stuck there for a couple hours .
> > >>>
> > >>> El lun, 13-06-2011 a las 22:55 +0900, Terje Marthinussen escribió:
> > >>>> That most likely happened just because after scrub you had new files
> > >>>> and got over the "4" file minimum limit.
> > >>>>
> > >>>> https://issues.apache.org/jira/browse/CASSANDRA-2697
> > >>>>
> > >>>> Is the bug report.
> > >>>>
> > >>>
> > >>>
> > >>>
> > >>>
> > >>
> > >>
> > >>
> > >
> > >
> >
>
>
