Repository: cassandra Updated Branches: refs/heads/cassandra-3.0 a3f1eedae -> 2084f3fb1
Document commitlog segment size and max mutations size link patch by Tushar Agrawal; reviewed by Chris Gerlt for CASSANDRA-10256 Project: http://git-wip-us.apache.org/repos/asf/cassandra/repo Commit: http://git-wip-us.apache.org/repos/asf/cassandra/commit/2084f3fb Tree: http://git-wip-us.apache.org/repos/asf/cassandra/tree/2084f3fb Diff: http://git-wip-us.apache.org/repos/asf/cassandra/diff/2084f3fb Branch: refs/heads/cassandra-3.0 Commit: 2084f3fb19294fef586c64ccf065fb1457574327 Parents: a3f1eed Author: Tushar Agrawal <agrawal.tus...@gmail.com> Authored: Fri Oct 2 14:45:04 2015 -0700 Committer: Aleksey Yeschenko <alek...@apache.org> Committed: Fri Oct 2 14:45:04 2015 -0700 ---------------------------------------------------------------------- conf/cassandra.yaml | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/cassandra/blob/2084f3fb/conf/cassandra.yaml ---------------------------------------------------------------------- diff --git a/conf/cassandra.yaml b/conf/cassandra.yaml index f03a2f9..4fd249f 100644 --- a/conf/cassandra.yaml +++ b/conf/cassandra.yaml @@ -312,12 +312,18 @@ commitlog_sync_period_in_ms: 10000 # The size of the individual commitlog file segments. A commitlog # segment may be archived, deleted, or recycled once all the data # in it (potentially from each columnfamily in the system) has been -# flushed to sstables. +# flushed to sstables. # # The default size is 32, which is almost always fine, but if you are # archiving commitlog segments (see commitlog_archiving.properties), # then you probably want a finer granularity of archiving; 8 or 16 MB # is reasonable. +# Max mutation size is also configurable via max_mutation_size_in_kb setting in +# cassandra.yaml. The default is half the size commitlog_segment_size_in_mb * 1024. +# +# NOTE: If max_mutation_size_in_kb is set explicitly then commitlog_segment_size_in_mb must +# be set to at least twice the size of max_mutation_size_in_kb / 1024 +# commitlog_segment_size_in_mb: 32 # Compression to apply to the commit log. If omitted, the commit log
