Re: Need help with incremental repair

2017-10-29 Thread Paulo Motta
> Assuming the situation is just "we accidentally ran incremental repair", you > shouldn't have to do anything. It's not going to hurt anything Once you run incremental repair, your data is permanently marked as repaired, and is no longer compacted with new non-incrementally repaired data. This c

Re: Cassandra proxy to control read/write throughput

2017-10-29 Thread Nate McCall
The following presentation describes in detail a technique for using coordinator-only nodes which will give you similar behavior (particularly slides 12 to 14): https://www.slideshare.net/DataStax/optimizing-your- cluster-with-coordinator-nodes-eric-lubow-simplereach-cassandra-summit-2016 On Thu,

Re: Need help with incremental repair

2017-10-29 Thread Aiman Parvaiz
Thanks Blake and Paulo for the response. Yes, the idea is to go back to non incremental repairs. I am waiting for all the "anticompaction after repair" activities to complete and in my understanding( thanks to Blake for the explanation ), I can run a full repair on that KS and then get back to

Re: Need help with incremental repair

2017-10-29 Thread kurt greaves
Yes mark them as unrepaired first. You can get sstablerepairedset from source if you need (probably make sure you get the correct branch/tag). It's just a shell script so as long as you have C* installed in a default/canonical location it should work. https://github.com/apache/cassandra/blob/trunk/

Would User Defined Type(UDT) nested in a LIST collections column type give good read performance

2017-10-29 Thread Bill Walters
Hi Everyone, We need some help in deciding whether to use User Defined Type(UDT) nested in LIST collection columns in our table. In a couple of months, we are planning to roll out a new solution that will incorporate a Read heavy use case. We have one big table which will hold around 250 million