| Path : /etc/ |
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| Current File : //etc/my.cnf |
[mysqld]
query_cache_type=1
performance-schema=0
innodb_buffer_pool_size=21G
innodb_buffer_pool_instances=16
innodb_log_buffer_size=125M
innodb_log_file_size=512M
innodb_log_files_in_group=2
innodb_file_per_table=1 # Ensure that each innodb table is it's own binary data block just in case there's corruption.
query_cache_size=64M
query_cache_limit=6M
sort_buffer_size=32M
max_heap_table_size=16M
tmp_table_size=32M
thread_cache_size=8 # can be increased on servers with large numbers of active users
key_buffer_size=16M
#max_allowed_packet=268435456
table_open_cache=512 # max 2048, can be increased if more Opened tables - SHOW STATUS LIKE 'Opened_tables';
wait_timeout=600
max_user_connections=125
open_files_limit=40000
#delayed_insert_timeout=20 # Turn on if max_connections being reached due to delayed inserts
#delayed_queue_size=300 # Turn on if max_connections being reached due to delayed inserts
myisam_sort_buffer_size=2M # can be increased per sessions if needed for alter tables (indexes, repair)
#query_cache_limit=2M # leave at default unless there is a good reason
#join_buffer=2M # leave at default unless there is a good reason
#sort_buffer_size=2M # leave at default unless there is a good reason
#read_rnd_buffer_size=256K # leave at default unless there is a good reason
#read_buffer_size=2M # leave at default unless there is a good reason
collation_server=utf8_unicode_ci
character_set_server=utf8
#innodb_flush_method=O_DSYNC # Do not enable this without a good reason - it doesn't work well on new dedis
#innodb_buffer_pool_size=256M # check mysql -e "SHOW GLOBAL STATUS LIKE 'Innodb_buffer_pool%';" - free vs total
#innodb_thread_concurrency=16 # Number of physical + virtual CPU's, be careful of adding more
tmp_table_size=768M
max_heap_table_size=768M
#max_connections=150 # Should be between 100-150, increase *slowly* because it causes MySQL to consume more memory!
table_definition_cache=512 # increase by the same factor as table_open_cache
innodb_flush_log_at_trx_commit=2
#innodb_log_buffer_size=64M
general_log=0
slow_query_log=0
log-output=TABLE # select * from mysql.general_log order by event_time desc limit 10;
long_query_time=30 # select * from mysql.slow_log order by start_time desc limit 10;
innodb_io_capacity=200
default-storage-engine=MyISAM
# added for compatibility
sql_mode=""
max_allowed_packet=268435456