Re: key cache hit rate and BF false positive

2013-07-31 Thread Keith Wright
0 0 493 >> 0 0 >> 19556660 056 >> 0 0 >> 23467990 081 >> 0 0 >> 2816159 0

Re: key cache hit rate and BF false positive

2013-07-31 Thread aaron morton
gt; 10090808 0 0 0 0 > 0 > 12108970 0 0 0 0 > 0 > 14530764 0 0 0 0 >

Re: key cache hit rate and BF false positive

2013-07-29 Thread Keith Wright
@cassandra.apache.org<mailto:user@cassandra.apache.org>" mailto:user@cassandra.apache.org>> Subject: Re: key cache hit rate and BF false positive Also here is the output from cfhistograms if that helps. Thanks all! users/cookie_user_lookup histograms Offset SSTables Write Latenc

Re: key cache hit rate and BF false positive

2013-07-26 Thread Keith Wright
...@nanigans.com>> Reply-To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" mailto:user@cassandra.apache.org>> Date: Friday, July 26, 2013 11:10 PM To: "user@cassandra.apache.org<mailto:user@cassandra.apache.org>" mailto:user@cassandra.apache.or

key cache hit rate and BF false positive

2013-07-26 Thread Keith Wright
Hi all, I am experiencing VERY poor key cache hit rate on my 6 node C* 1.2.4 with Vnode cluster. I am using CQL3 with LCS and yesterday increased my SSTable size from default 5 MB to 256 MB although I did not force a major compaction and am instead letting the new size take effect organica