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Diffstat (limited to 'files/config/my.cnf.CentOS')
| -rw-r--r-- | files/config/my.cnf.CentOS | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/files/config/my.cnf.CentOS b/files/config/my.cnf.CentOS index ba06d59..1182b2e 100644 --- a/files/config/my.cnf.CentOS +++ b/files/config/my.cnf.CentOS @@ -8,7 +8,45 @@ socket=/var/lib/mysql/mysql.sock old_passwords=0 bind-address=127.0.0.1 + +skip-bdb + +# Query cache is used to cache SELECT results and later return them +# without actual executing the same query once again. Having the query +# cache enabled may result in significant speed improvements, if your +# have a lot of identical queries and rarely changing tables. See the +# "Qcache_lowmem_prunes" status variable to check if the current value +# is high enough for your load. +# Note: In case your tables change very often or if your queries are +# textually different every time, the query cache may result in a +# slowdown instead of a performance improvement. +query_cache_size = 64M + +# Log slow queries. Slow queries are queries which take more than the +# amount of time defined in "long_query_time" or which do not use +# indexes well, if log_long_format is enabled. It is normally good idea +# to have this turned on if you frequently add new queries to the +# system. +log_slow_queries + +# How many threads we should keep in a cache for reuse. When a client +# disconnects, the client's threads are put in the cache if there aren't +# more than thread_cache_size threads from before. This greatly reduces +# the amount of thread creations needed if you have a lot of new +# connections. (Normally this doesn't give a notable performance +# improvement if you have a good thread implementation.) +thread_cache_size = 4 +# InnoDB, unlike MyISAM, uses a buffer pool to cache both indexes and +# row data. The bigger you set this the less disk I/O is needed to +# access data in tables. On a dedicated database server you may set this +# parameter up to 80% of the machine physical memory size. Do not set it +# too large, though, because competition of the physical memory may +# cause paging in the operating system. Note that on 32bit systems you +# might be limited to 2-3.5G of user level memory per process, so do not +# set it too high. +innodb_buffer_pool_size = 50MB + [mysql.server] user=mysql basedir=/usr |