mysql5.x优化配置

自己设置

[mysqld]
# join_buffer_size = 128M
# sort_buffer_size = 2M
# read_rnd_buffer_size = 2M
datadir=/data/mysql_data
socket=/data/mysql_data/mysql.sock

symbolic-links=0

log-error=/data/mysql_data/mysqld.log
pid-file=/data/mysql_data/mysqld.pid

explicit_defaults_for_timestamp=true
#临时表默认16M,更改500M
tmp_table_size=512M
max_heap_table_size=1024M
slow_query_log=1
long_query_time=100
slow_query_log_file=/data/mysql_data/mysql_slow_query.log
#log-query-not-using-indexes=on
log_timestamps=SYSTEM
max_connections = 1000
max_user_connections = 1002
key_buffer_size = 32M
open_files_limit = 65535

#设置slq_mode
sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION

#查询缓存开启
query_cache_type = ON
query_cache_size = 256M
query_cache_limit = 10M
table_open_cache = 1024

max_allowed_packet = 100G

performance_schema_max_table_instances = 400
table_definition_cache = 400
thread_cache_size = 32

innodb_data_home_dir = /data/mysql_data
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /data/mysql_data
innodb_buffer_pool_size = 256M
innodb_log_file_size = 128M
innodb_log_buffer_size = 32M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50
innodb_max_dirty_pages_pct = 90
innodb_read_io_threads = 2
innodb_write_io_threads = 2
innodb_large_prefix = 1
innodb_file_format = Barracuda
innodb_file_format_max = Barracuda

[client]
socket=/data/mysql_data/mysql.sock

[mysqldump]
quick
max_allowed_packet = 500M

/etc/my.cnf

[mysqld]
basedir=/usr/local/mysql5.7
datadir=/data/mysql/data_20210414
socket=/data/mysql/data_20210414/mysql.sock
user=mysql
symbolic-links=0
explicit_defaults_for_timestamp=true
#可导出数据到随意路径secure_file_priv=''
secure_file_priv=/data/mysql/data_20210414
skip-name-resolve
#临时表默认16M,更改500M
tmp_table_size=512M
max_heap_table_size=1024M
slow_query_log=1
long_query_time=100
slow_query_log_file=/usr/local/mysql5.7/log/mysql_slow_query.log
#log-query-not-using-indexes=on
log_timestamps=SYSTEM
max_connections = 500
max_user_connections = 502
key_buffer_size = 32M
#查询缓存开启
query_cache_type = ON
query_cache_size = 256M
query_cache_limit = 10M
#设置slq_mode
sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION

[client]
socket=/data/mysql/data_20210414/mysql.sock

[mysqld_safe]
log-error=/usr/local/mysql5.7/log/mysqld.log
pid-file=/data/mysql/data_20210414/mysqld.pid

宝塔mysql配置

[client]
#password	= your_password
port		= 3306
socket		= /www/server/data/mysql.sock

[mysqld]
port		= 3306
socket		= /www/server/data/mysql.sock
datadir = /www/server/data
default_storage_engine = InnoDB
performance_schema_max_table_instances = 400
table_definition_cache = 400
skip-external-locking
key_buffer_size = 64M
max_allowed_packet = 100G
table_open_cache = 256
sort_buffer_size = 1M
net_buffer_length = 4K
read_buffer_size = 1M
read_rnd_buffer_size = 256K
myisam_sort_buffer_size = 16M
thread_cache_size = 32
query_cache_size = 32M
tmp_table_size = 64M
sql-mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION

explicit_defaults_for_timestamp = true
#skip-name-resolve
max_connections = 500
max_connect_errors = 100
open_files_limit = 65535

log-bin=mysql-bin
binlog_format=mixed
server-id = 1
expire_logs_days = 10
slow_query_log=1
slow-query-log-file=/www/server/data/mysql-slow.log
long_query_time=3
#log_queries_not_using_indexes=on
early-plugin-load = ""


innodb_data_home_dir = /www/server/data
innodb_data_file_path = ibdata1:10M:autoextend
innodb_log_group_home_dir = /www/server/data
innodb_buffer_pool_size = 256M
innodb_log_file_size = 128M
innodb_log_buffer_size = 32M
innodb_flush_log_at_trx_commit = 1
innodb_lock_wait_timeout = 50
innodb_max_dirty_pages_pct = 90
innodb_read_io_threads = 2
innodb_write_io_threads = 2
innodb_large_prefix = 1
innodb_file_format = Barracuda
innodb_file_format_max = Barracuda


[mysqldump]
quick
max_allowed_packet = 500M

[mysql]
no-auto-rehash

[myisamchk]
key_buffer_size = 64M
sort_buffer_size = 1M
read_buffer = 2M
write_buffer = 2M

[mysqlhotcopy]
interactive-timeout

阿里云mysql配置

innodb_buffer_pool_load_at_startup=OFF
bulk_insert_buffer_size=4194304
ft_query_expansion_limit=20
innodb_old_blocks_time=1000
innodb_stats_sample_pages=8
thread_stack=262144
lc_time_names=en_US
innodb_thread_concurrency=0
sync_master_info=10000
default_time_zone=SYSTEM
old_passwords=0
optimizer_search_depth=62
loose_innodb_data_file_purge_interval=100
innodb_compression_level=6
max_sort_length=1024
max_binlog_cache_size=18446744073709547520
innodb_online_alter_log_max_size=134217728
key_cache_block_size=1024
innodb_adaptive_max_sleep_delay=150000
query_alloc_block_size=8192
loose_gap_lock_raise_error=OFF
log_warnings=1
innodb_lock_wait_timeout=300
innodb_purge_threads=1
rds_reset_all_filter=0
innodb_compression_failure_threshold_pct=5
innodb_compression_pad_pct_max=50
loose_innodb_data_file_purge=ON
binlog_rows_query_log_events=OFF
innodb_stats_persistent_sample_pages=20
innodb_ft_total_cache_size=640000000
loose_rds_tablestat=OFF
loose_max_statement_time=0
innodb_flush_method=O_DIRECT
eq_range_index_dive_limit=10
loose_sql_safe_updates=OFF
loose_max_execution_time=0
loose_optimizer_trace_features=greedy_search=on,range_optimizer=on,dynamic_range=on,repeated_subselect=on
connect_timeout=10
innodb_purge_batch_size=300
loose_rds_threads_running_high_watermark=50000
div_precision_increment=4
innodb_sync_array_size=1
innodb_support_xa=ON
innodb_stats_method=nulls_equal
relay_log_recovery=OFF
lock_wait_timeout=300
net_read_timeout=30
innodb_write_io_threads=4
end_markers_in_json=OFF
max_binlog_stmt_cache_size=18446744073709547520
innodb_checksum_algorithm=innodb
loose_innodb_data_file_purge_max_size=512
query_cache_type=0
innodb_ft_enable_diag_print=OFF
loose_gap_lock_write_log=OFF
innodb_ft_enable_stopword=ON
innodb_io_capacity=20000
slow_launch_time=2
innodb_table_locks=ON
innodb_stats_persistent=ON
tmp_table_size=2097152
disconnect_on_expired_password=ON
loose_tokudb_auto_analyze=30
default_storage_engine=InnoDB
net_retry_count=10
innodb_ft_cache_size=8000000
binlog_cache_size=2048KB
innodb_max_dirty_pages_pct=75
query_cache_limit=1048576
innodb_disable_sort_file_cache=ON
innodb_lru_scan_depth=1024
innodb_ft_result_cache_limit=2000000000
long_query_time=1
interactive_timeout=300
innodb_read_io_threads=4
transaction_prealloc_size=4096
open_files_limit=65535
innodb_open_files=3000
max_heap_table_size=16777216
automatic_sp_privileges=ON
explicit_defaults_for_timestamp=false
ft_max_word_len=84
innodb_autoextend_increment=64
loose_rds_max_tmp_disk_space=10737418240
sql_mode=STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION
innodb_stats_transient_sample_pages=8
innodb_random_read_ahead=OFF
table_open_cache=2000
loose_innodb_rds_faster_ddl=ON
innodb_status_output=OFF
innodb_log_compressed_pages=OFF
slave_net_timeout=60
delay_key_write=ON
query_cache_wlock_invalidate=OFF
general_log=OFF
max_prepared_stmt_count=16382
wait_timeout=300
query_cache_min_res_unit=4096
innodb_print_all_deadlocks=OFF
loose_thread_pool_size=2
binlog_stmt_cache_size=32768
transaction_isolation=READ-COMMITTED
innodb_buffer_pool_dump_at_shutdown=OFF
query_prealloc_size=8192
key_cache_age_threshold=300
transaction_alloc_block_size=8192
optimizer_trace_limit=1
metadata_locks_cache_size=1024
optimizer_prune_level=1
innodb_max_purge_lag=0
innodb_max_dirty_pages_pct_lwm=0
max_sp_recursion_depth=0
innodb_status_output_locks=OFF
updatable_views_with_limit=YES
binlog_row_image=full
loose_tokudb_buffer_pool_ratio=0
innodb_change_buffer_max_size=25
innodb_optimize_fulltext_only=OFF
local_infile=ON
innodb_ft_max_token_size=84
loose_thread_pool_enabled=ON
innodb_adaptive_hash_index=ON
innodb_sync_spin_loops=30
net_write_timeout=60
flush_time=0
lower_case_table_names=1
character_set_filesystem=binary
tls_version=TLSv1,TLSv1.1,TLSv1.2
key_cache_division_limit=100
delayed_insert_timeout=300
loose_rds_audit_max_sql_size=2048
preload_buffer_size=32768
innodb_read_ahead_threshold=56
loose_optimizer_switch=
concurrent_insert=1
block_encryption_mode="aes-128-ecb"
slow_query_log=ON
net_buffer_length=16384
query_cache_size=3145728
innodb_buffer_pool_size=12288M
delayed_insert_limit=100
innodb_large_prefix=ON
innodb_monitor_disable=
innodb_adaptive_flushing_lwm=10
delayed_queue_size=1000
innodb_thread_sleep_delay=10000
loose_rds_set_connection_id_enabled=ON
innodb_old_blocks_pct=37
innodb_ft_sort_pll_degree=2
log_slow_admin_statements=OFF
innodb_stats_on_metadata=OFF
stored_program_cache=256
group_concat_max_len=102400
innodb_sort_buffer_size=1048576
innodb_spin_wait_delay=6
myisam_sort_buffer_size=262144
innodb_rollback_segments=128
innodb_commit_concurrency=0
innodb_concurrency_tickets=5000
table_definition_cache=512
auto_increment_increment=1
binlog_checksum=CRC32
max_seeks_for_key=18446744073709500000
character_set_client=utf8mb4
max_length_for_sort_data=1024
back_log=3000
max_error_count=64
innodb_io_capacity_max=40000
innodb_strict_mode=OFF
binlog_order_commits=ON
min_examined_row_limit=0
performance_schema=OFF
innodb_ft_min_token_size=3
sync_relay_log_info=10000
innodb_stats_auto_recalc=ON
max_connect_errors=100
join_buffer_size=432KB
innodb_change_buffering=all
optimizer_trace_max_mem_size=16384
innodb_autoinc_lock_mode=1
innodb_rollback_on_timeout=OFF
max_write_lock_count=102400
master_verify_checksum=OFF
innodb_ft_num_word_optimize=2000
max_join_size=18446744073709551615
loose_validate_password_length=8
log_throttle_queries_not_using_indexes=0
innodb_max_purge_lag_delay=0
loose_optimizer_trace=enabled=off,one_line=off
default_week_format=0
innodb_cmp_per_index_enabled=OFF
loose_rds_indexstat=OFF
host_cache_size=643
low_priority_updates=0
auto_increment_offset=1
range_alloc_block_size=4096
ft_min_word_len=4
sort_buffer_size=848KB
slave_type_conversions=
innodb_additional_mem_pool_size=2097152
max_allowed_packet=1024M
read_buffer_size=848KB
thread_cache_size=256
optimizer_trace_offset=-1
loose_thread_pool_oversubscribe=10
character_set_server=utf8mb4
innodb_adaptive_flushing=ON
log_queries_not_using_indexes=OFF
innodb_monitor_enable=
table_open_cache_instances={LEAST(DBInstanceClassMemory/1073741824, 16)}
innodb_flush_neighbors=0
innodb_buffer_pool_instances=8