Re: Bloom filters and LCS

2013-03-08 Thread Michael Theroux
> > -Wei > > - Original Message - > From: "Michael Theroux" > To: user@cassandra.apache.org > Sent: Thursday, March 7, 2013 1:18:38 PM > Subject: Bloom filters and LCS > > Hello, > > (Hopefully) Quick question. > > We are running Cassandra

Re: Bloom filters and LCS

2013-03-07 Thread Edward Capriolo
es.apache.org/jira/browse/CASSANDRA-5029 > > Looks like in 1.2, it defaults at 0.1, not sure about 1.1.X > > -Wei > > - Original Message - > From: "Michael Theroux" > To: user@cassandra.apache.org > Sent: Thursday, March 7, 2013 1:18:38 PM > Subje

Re: Bloom filters and LCS

2013-03-07 Thread Wei Zhu
- Original Message - From: "Michael Theroux" To: user@cassandra.apache.org Sent: Thursday, March 7, 2013 1:18:38 PM Subject: Bloom filters and LCS Hello, (Hopefully) Quick question. We are running Cassandra 1.1.9. I recently converted some tables from Size tiered to Leveled

Re: Bloom filters and LCS

2013-03-07 Thread Edward Capriolo
It was found out that that having no bloom filter is a bad idea because it causes issues where deleted rows are never removed from disk. Newer versions have fixed this. You should adjust your bloom filter settings to be >0 sized. On Thu, Mar 7, 2013 at 4:18 PM, Michael Theroux wrote: > Hello, >

Bloom filters and LCS

2013-03-07 Thread Michael Theroux
Hello, (Hopefully) Quick question. We are running Cassandra 1.1.9. I recently converted some tables from Size tiered to Leveled Compaction. The amount of space for Bloom Filters on these tables went down tremendously (which is expected, LCS in 1.1.9 does not use bloom filters). However, alt