FWIW the largest deployment I know about is a single reaper instance
managing 50 clusters and over 2000 nodes.

There might be bigger, but I either don’t know about it or can’t remember.

On Sun, May 20, 2018 at 10:04 AM Abdul Patel <abd786...@gmail.com> wrote:

> Hi,
>
> I recently tested reaper and it actually helped us alot. Even with our
> small footprint 18 node reaper takes close to 6 hrs.<intially took 13 hrs
> ,i was able to tune it 50%>. But it really depends on number nodes. For
> example if you have 4 nodes then it runs on 4*256<vnodes> =1024 segements ,
> so for your env. Ut will be 256*144 close to 36k segements.
> Better test on poc box how much time it takes and then proceed further ..i
> have tested so far in 1 dc only , we can actually have seperate reaper
> instance handling seperate dc but havent tested it yet.
>
>
> On Sunday, May 20, 2018, Surbhi Gupta <surbhi.gupt...@gmail.com> wrote:
>
>> Hi,
>>
>> We have a cluster with 144 nodes( 3 datacenter) with 256 Vnodes .
>> When we tried to start repairs from opscenter then it showed 1.9Million
>> ranges to repair .
>> And even after doing compaction and strekamthroughput to 0 , opscenter is
>> not able to help us much to finish repair in 9 days timeframe .
>>
>> What is your thought on Reaper ?
>> Do you think , Reaper might be able to help us in this scenario ?
>>
>> Thanks
>> Surbhi
>>
> --
Jon Haddad
http://www.rustyrazorblade.com
twitter: rustyrazorblade

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