skip duplicate default-storage-engine

[packages/percona-server.git] / mysqld.conf

# The MySQL server configuration file.
# vim:ft=mycnf
#
# One can use all long options that the mysqld supports.
# Run mysqld with --help to get a whole list of available options

# This section must be the first!
[mysqld]
datadir     = @clusterdir@/mysqldb/db
pid-file    = @clusterdir@/mysqldb/mysql.pid
socket      = @clusterdir@/mysqldb/mysql.sock
port        = 3306
user        = mysql

# ssl options
#ssl-ca = /etc/ssl/certs/mysql/ca-cert.pem
#ssl-cert = /etc/ssl/certs/mysql/server-cert.pem
#ssl-key = /etc/ssl/certs/mysql/server-key.pem
#ssl-cipher = DHE-RSA-AES256-SHA

#character-set-server=latin2
#collation-server=latin2_general_ci
#skip-character-set-client-handshake

# This variable controls the password hashing method used by the PASSWORD()
# function. It also influences password hashing performed by CREATE USER and
# GRANT statements that specify a password using an IDENTIFIED BY clause.
# http://dev.mysql.com/doc/refman/5.6/en/server-system-variables.html#sysvar_old_passwords
# Value | Password Hashing Method  | Associated Authentication Plugin
#   0   | MySQL 4.1 native hashing | mysql_native_password
#   1   | Pre-4.1 ("old") hashing  | mysql_old_password
#   2   | SHA-256 hashing          | sha256_password
# If you set old_passwords=2, follow the instructions for using the sha256_password plugin at
# http://dev.mysql.com/doc/refman/5.6/en/sha256-authentication-plugin.html
#old-passwords=0

# Don't use system locking
skip-external-locking

# Disabling symbolic-links is recommended to prevent assorted security risks
symbolic-links=0

# Don't listen on a TCP/IP port at all. This is a security enhancement,
# if all processes that need to connect to mysqld run on the same host.
# All interaction with mysqld must be made via Unix sockets.
skip-networking

# IP address to bind to
#bind-address=127.0.0.1

# no dns
#skip-name-resolve

# Emergency option. Use only if you really need this.
#skip-grant-tables

# http://dev.mysql.com/doc/refman/5.6/en/server-options.html#option_mysqld_default-storage-engine
# Default storage engine is InnoDB since 5.5.5
# You may revert to previous behaviour by specifiying MyISAM here
#default-storage-engine=MyISAM

# Replication Master Server (default)
# binary logging is required for replication
#log-bin=mysql-bin

# max size of master binlog files
#max_binlog_size=256M

# If non-zero, binary logs will be purged after expire_logs_days days; possible
# purges happen at startup and at binary log rotation.
#expire-logs-days=30

# Normally, a slave does not log to its own binary log any updates that are
# received from a master server. This option tells the slave to log the updates
# performed by its SQL thread to its own binary log. For this option to have
# any effect, the slave must also be started with the --log-bin option to
# enable binary logging. --log-slave-updates is used when you want to chain
# replication servers.
#log-slave-updates

# required unique id between 1 and 2^32 - 1
# defaults to 1 if master-host is not set but will not function as a master if omitted
#server-id=2

# To set up N master servers, set the variables like this:
# Set auto_increment_increment to N on each master.
# Set each of the N masters to have a different auto_increment_offset, using the values 1, 2, ..., N
#auto-increment-offset=1
#auto-increment-increment=2

# databases to be included in binlog
#binlog-do-db=db1
# or excluded
#binlog-ignore-db=mysql
#binlog-ignore-db=test

# slave setup
#relay-log=slave-relay-bin
#report-host=db-slave.example.org

# skip startup of slave
#skip-slave-start

# master does not ignore them, but we do
#replicate-ignore-db=mysql
#replicate-ignore-db=test
#replicate-ignore-table=db1.tbl1
#replicate-ignore-table=db2.tbl2

#replicate-rewrite-db=delfi->delfi_ro

# replication local log
#max_relay_log_size=256M

# https://dev.mysql.com/doc/refman/5.6/en/log-destinations.html
# global option where logs be written
# affects slow-query-log, general-log direcives
# Possible values: FILE, TABLE
# NOTE: when using table, you can switch to MyISAM, but the contents is still
# not replicated, also mysqldump will not dump data, only create table
# statements
#log-output = TABLE
log-output = FILE

# mysqld error log (stderr)
log-error = /var/log/mysql/mysqld.log
log-warnings = 2

# Log slow queries
slow-query-log
slow-query-log-file = /var/log/mysql/slow.log

# Log connections and queries. It slows down MySQL so it's disabled by default
#general-log
#general-log-file = /var/log/mysql/query.log

# Log all updates.
#log-update = /var/log/mysql/update
# Log some extra information to update log
#log-long-format

# Language
#lc-messages = pl_PL

# Path for temporary files. Several paths may be specified, separated by a
# colon (:), in this case they are used in a round-robin fashion.
#tmpdir      = /var/tmp

#
# Internal server variables
#

#back_log=5
#connect_timeout=5
#delayed_insert_timeout=300
#delayed_insert_limit=100
#flush_time=0
#join_buffer_size=131072
#key_buffer_size=8M
#read_rnd_buffer_size=256K
#read_buffer_size=132K
#long_query_time=10
#max_allowed_packet=1M
#max_connections=100
#max_user_connections=0
#max_connect_errors=10
#max_delayed_threads=20
#delayed_queue_size=1000
#max_join_size=4294967295
#max_sort_length=1024
#max_write_lock_count=4294967295
#net_buffer_length=16384
#record_buffer=131072
#sort_buffer_size=2M
#table_cache=64
#tmp_table_size=1M
#max_heap_table_size=32M
#thread_cache_size=16
#thread_stack=65536
# http://www.mysqlperformanceblog.com/2012/06/04/thread_concurrency-doesnt-do-what-you-expect/
# thread_concurrency is deprecated, removed in 5.6.1 and works on old Solaris versions < 9
#wait_timeout=28800
#query_cache_size=8M
#query_cache_limit=1M

# Fulltext search options
#ft_min_word_len=2

#
# MyISAM tables options
#

# Don't flush key buffers between writes for any MyISAM
# set this if you have dedicated slave server where writes aren't important
#delay-key-write-for-all-tables

# Repair automatically on open if the table wasn't closed properly.
myisam-recover
#
#myisam_sort_buffer_size=4M


# To completely disable InnoDB, use this option
# this makes all innodb options being unknown options (including skip-innodb)
# @deprecated
#ignore-builtin-innodb

#
# InnoDB tables options (see MySQL manual)
#
#skip-innodb

# http://stackoverflow.com/questions/2646373/mysql-data-file-wont-shrink
# http://dev.mysql.com/doc/refman/5.5/en/innodb-multiple-tablespaces.html
innodb_file_per_table

# these are actual defaults (as of 5.0.26)
innodb_data_home_dir = @clusterdir@/mysqldb/db
innodb_mirrored_log_groups=1
innodb_log_group_home_dir = @clusterdir@/mysqldb/db
innodb_log_files_in_group=2

#innodb_flush_log_at_trx_commit=1
#innodb_log_arch_dir = @clusterdir@/innodb/log
#innodb_log_archive=0
#innodb_buffer_pool_size=80M
#innodb_additional_mem_pool_size=10M
#innodb_file_io_threads=4
#innodb_lock_wait_timeout=50

# used for logs rotation or status check for replications
[client]
user        = mysql_sysadmin
password    =