Re: Re: Re: Re: Cassandra Tuning Issue

2015-12-08 Thread Jack Krupansky
ing your memory, it will be used for OS caching and > you can get even better performance.. > > Thanks > Anuj > > Sent from Yahoo Mail on Android > <https://overview.mail.yahoo.com/mobile/?.src=Android> > ------ > *From*:"Jack Krupansky"

Re: Re: Re: Cassandra Tuning Issue

2015-12-08 Thread Anuj Wadehra
Hi Jerry, Its great that you got performance improvement. Moreover, I agree with what Graham said. I think that you are using extremely large Heaps with CMS and that too in very odd ratio..Having 40G for new gen and leaving only 20G old gen seems unreasonable..Its hard to believe that you are

Re: Re: Re: Cassandra Tuning Issue

2015-12-08 Thread Jack Krupansky
Great! Make sure to inform the C* email list as well so that others know. -- Jack Krupansky On Tue, Dec 8, 2015 at 7:44 AM, xutom wrote: > > > Dear Jack, > Thank you very much! Now we have much better performance when we > insert the same partition keys in the same batch. > > jerry > > At 2