On the user side: 3.11.0 or 3.0.14 is probably what you want to use for new
clusters as long as you can avoid calling the getTombstoneRatio() mbean
with your metrics gathering tools.




On Tue, Sep 12, 2017 at 8:35 AM, Sandeep S <sksandeep4...@gmail.com> wrote:

> Hi,
>
> What is the current stable version?
>
> Sandeep.
>
> On 11 September 2017 at 23:06, CPC <acha...@gmail.com> wrote:
>
> > Hi,
> >
> > Is this bug fixed in dse 5.1.3? As I understand calling jmx
> > getTombStoneRatio
> > trigers that bug. We are using opscenter as well and do you have any idea
> > whether opscenter using/calling this method?
> >
> > Thanks
> >
> > On Aug 29, 2017 6:35 AM, "Jeff Jirsa" <jji...@gmail.com> wrote:
> >
> > > I shouldn't actually say I don't think it can happen on 3.0 - I haven't
> > > seen this happen on 3.0 without some other code change to enable it,
> but
> > > like I said, we're still investigating.
> > >
> > > --
> > > Jeff Jirsa
> > >
> > >
> > > > On Aug 28, 2017, at 8:30 PM, Jeff Jirsa <jji...@gmail.com> wrote:
> > > >
> > > > For what it's worth, I don't think this impacts 3.0 without adding
> some
> > > other code change (the reporter of the bug on 3.0 had added custom
> > metrics
> > > that exposed a concurrency issue).
> > > >
> > > > We're looking at it on 3.11. I think 13038 made it far more likely to
> > > occur, but I think it could have happened pre-13038 as well (would take
> > > some serious luck with your deletion time distribution though - the
> > > rounding in 13038 does make it more likely, but the race was already
> > there).
> > > >
> > > > --
> > > > Jeff Jirsa
> > > >
> > > >
> > > >> On Aug 28, 2017, at 8:24 PM, Jay Zhuang
> <jay.zhu...@yahoo.com.INVALID
> > >
> > > wrote:
> > > >>
> > > >> We're using 3.0.12+ for a few months and haven't seen the issue like
> > > >> that. Do we know what could trigger the problem? Or is 3.0.x really
> > > >> impacted?
> > > >>
> > > >> Thanks,
> > > >> Jay
> > > >>
> > > >>> On 8/28/17 6:02 AM, Hannu Kröger wrote:
> > > >>> Hello,
> > > >>>
> > > >>> Current latest Cassandra version (3.11.0, possibly also 3.0.12+)
> has
> > a
> > > race
> > > >>> condition that causes Cassandra to create broken sstables (stats
> file
> > > in
> > > >>> sstables to be precise).
> > > >>>
> > > >>> Bug described here:
> > > >>> https://issues.apache.org/jira/browse/CASSANDRA-13752
> > > >>>
> > > >>> This change might be causing it (but not sure):
> > > >>> https://issues.apache.org/jira/browse/CASSANDRA-13038
> > > >>>
> > > >>> Other related issues:
> > > >>> https://issues.apache.org/jira/browse/CASSANDRA-13718
> > > >>> https://issues.apache.org/jira/browse/CASSANDRA-13756
> > > >>>
> > > >>> I would not recommend using 3.11.0 nor upgrading to 3.0.12 or
> higher
> > > before
> > > >>> this is fixed.
> > > >>>
> > > >>> Cheers,
> > > >>> Hannu
> > > >>>
> > > >>
> > > >> ------------------------------------------------------------
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> > > >>
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> >
>

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