Large commit log reasons

2013-01-23 Thread VĂ­ctor Hugo Oliveira Molinar
Hi fellows. I current have 3 nodes cluster running with a replication factor of 1. It's a pretty simple deployment and all my enforcements are focused in writes rather than reads. Actually I'm noticing that my commit log size is always very big if compared to the ammout of data being

Large commit log reasons

2013-01-23 Thread vhmolinar
in context: http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Large-commit-log-reasons-tp7584964.html Sent from the cassandra-u...@incubator.apache.org mailing list archive at Nabble.com.

Re: Large commit log reasons

2013-01-23 Thread Edward Capriolo
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Re: Large commit log reasons

2013-01-23 Thread Edward Capriolo
1. The commit log is only read on startup. W: If writes are unflushed then the commit logs need to be replayed 2: shrink the memtable settings. but you dont want to do this. 3. Commit log size is not directly related to sstable size. E.g. if you write the same row a billion times the commit log

Re: Large commit log reasons

2013-01-23 Thread aaron morton
I current have 3 nodes cluster running with a replication factor of 1. That is a very strange setup. Actually I'm noticing that my commit log size is always very big How big? The commitlog_total_space_in_mb setting in the yaml file controls the maximum size. note that these files are