cfdda72e96
Enable the 'log_bin_trust_function_creators' option to allow users to create stored procedures and triggers without needing to grant them SUPER privileges. This is required specifically to allow the keystone user to create database triggers during the live migration process. Change-Id: I17d5bba2a81911b74ad5d23687cfc7a7ed81feb4
96 lines
2.8 KiB
Django/Jinja
96 lines
2.8 KiB
Django/Jinja
{%- set all_calculated_max_connections = [] %}
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{%- for galera_node in galera_cluster_members %}
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{%- if all_calculated_max_connections.append((hostvars[galera_node]['ansible_processor_vcpus'] | int > 0) | ternary (ansible_processor_vcpus, 2) * 100) %}
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{%- endif %}
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{%- endfor %}
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{%- set calculated_max_connections = all_calculated_max_connections|sort %}
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# {{ ansible_managed }}
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[client]
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port = 3306
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socket = /var/run/mysqld/mysqld.sock
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[mysqld_safe]
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socket = /var/run/mysqld/mysqld.sock
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nice = 0
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log_error = /var/log/mysql_logs/galera_server_error.log
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[mysql]
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default-character-set = utf8
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[mysqld]
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user = mysql
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collation-server = utf8_general_ci
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init-connect = 'SET NAMES utf8'
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character-set-server = utf8
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datadir = /var/lib/mysql
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bind-address = ::
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{% if galera_server_id is defined %}
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server-id = {{ galera_server_id }}
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{% endif %}
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# LOGGING #
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log-queries-not-using-indexes = {{ galera_unindexed_query_logging }}
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slow-query-log = {{ galera_slow_query_logging }}
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slow-query-log-file = /var/log/mysql_logs/mysql-slow.log
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log_error = /var/log/mysql_logs/galera_server_error.log
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log-bin = /var/lib/mysql/mariadb-bin
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log-bin-index = /var/lib/mysql/mariadb-bin.index
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expire-logs-days = 7
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log_slave_updates = 1
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log_bin_trust_function_creators = 1
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# SAFETY #
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max-allowed-packet = 16M
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max-connect-errors = 1000000
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# NOTE: The number of max connections is defined by ( host_vcpus * 100 ). This value
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# is the lowest integer based on the ansible facts gathered from every galera node.
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# Computing the connections value using the lowest denominator maintains cluster integrity
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# by not attempting to over commit to a less capable machine.
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# These are the computed max_connections based on cluster data {{ calculated_max_connections }}
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max_connections = {{ galera_max_connections | default(calculated_max_connections[0]) }}
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wait_timeout = {{ galera_wait_timeout }}
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# CACHES AND LIMITS #
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tmp-table-size = {{ galera_max_heap_table_size }}
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max-heap-table-size = {{ galera_tmp_table_size }}
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query-cache-type = 0
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query-cache-size = 0M
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thread-cache-size = 50
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open-files-limit = {{ galera_file_limits }}
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table-definition-cache = 4096
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table-open-cache = 10240
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# INNODB #
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innodb-flush-method = O_DIRECT
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innodb-log-file-size = {{ galera_innodb_log_file_size }}
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innodb-flush-log-at-trx-commit = 1
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innodb-file-per-table = 1
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innodb-buffer-pool-size = {{ galera_innodb_buffer_pool_size }}
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# Depending on number of cores and disk sub
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innodb-read-io-threads = 4
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innodb-write-io-threads = 4
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innodb-doublewrite = 1
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innodb-log-buffer-size = {{ galera_innodb_log_buffer_size }}
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innodb-buffer-pool-instances = 8
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innodb-log-files-in-group = 2
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innodb-thread-concurrency = 64
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# avoid statistics update when doing e.g show tables
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innodb_stats_on_metadata = 0
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[mysqldump]
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quick
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quote-names
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max_allowed_packet = 16M
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!includedir /etc/mysql/conf.d/
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