I would recommend at least looking at reaper before trying to engineer another 
way.
On Jul 17, 2018, 12:56 PM -0400, rajasekhar kommineni <rajaco...@gmail.com>, 
wrote:
> nodetool tablestats has an attribute for Percent repaired, can we target the 
> tables based the % given.
>
>
>
> > On Jul 17, 2018, at 4:45 AM, Rahul Singh <rahul.xavier.si...@gmail.com> 
> > wrote:
> >
> > Have you considered looking into reaper project — could save you time in 
> > figuring out your own strategy. 
> > https://github.com/thelastpickle/cassandra-reaper
> >
> > Otherwise you can always do a round robin of cron jobs per node once a 
> > week… Your repair cycle should repair all servers within a window less than 
> > your shortest GC grace seconds.
> >
> > So if you have a GC of 10 days, you want to complete your repairs in 9 days…
> >
> >
> >
> > --
> > Rahul Singh
> > rahul.si...@anant.us
> >
> > Anant Corporation
> > On Jul 16, 2018, 5:15 PM -0400, rajasekhar kommineni <rajaco...@gmail.com>, 
> > wrote:
> > > Hello All,
> > >
> > >
> > > I have all cluster nodes in Cloud, and there is very rare chance for 
> > > nodes going down. I want to prepare repair strategy to my cluster, so 
> > > need inputs on any calculations to decide when to go for repair.
> > >
> > > Also let me know if my statement is correct or not "It’s not only node 
> > > down time,but the write consistency level is also a factor for regular 
> > > repairs”.
> > >
> > >
> > > Thanks,
> > > ---------------------------------------------------------------------
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> > > For additional commands, e-mail: user-h...@cassandra.apache.org
> > >
>

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