标签：log buffer mydata innodb wc3083 3306 8022mycnf size
[mysqld]
basedir=/mysql/rdbms/8.0.22
datadir=/mydata/3306/data
log_error=/mydata/3306/log/error.log
general_log_file=/mydata/3306/log/general.log
slow_query_log_file=/mydata/3306/log/slow.log
socket=/mydata/3306/var/mysql.sock
pid_file=/mydata/3306/var/mysql.pid
log_bin=/mydata/3306/log/mysql-bin
log_bin_index=/mydata/3306/log/mysql-bin.index
relay-log=/mydata/3306/log/relay-log
relay-log-index=/mydata/3306/log/relay-log.index
tmpdir=/mydata/3306/tmp
character-set-server=utf8mb4
skip-character-set-client-handshake
server-id=1
event-scheduler=0
read_only=1
port=3306
default_authentication_plugin=mysql_native_password
#*****common parameters
skip-federated
skip-blackhole
skip-name-resolve
skip_external_locking
flush=OFF
performance_schema=1
default-storage-engine=InnoDB
collation_server=utf8mb4_general_ci
lower_case_table_names=1
sql_mode=‘STRICT_TRANS_TABLES,NO_ENGINE_SUBSTITUTION’
log_timestamps=SYSTEM
optimizer_switch=‘index_merge=off,index_merge_union=off,index_merge_sort_union=off,index_merge_intersection=off’
user=mysql
group_concat_max_len=1048576
back_log=100
max_connections=8000
max_user_connections=7900
thread_cache_size=128
max_connect_errors=99999
wait_timeout=172800
interactive_timeout=172800
net_buffer_length=8K
max_allowed_packet=64M
max_heap_table_size=1G
tmp_table_size=2M
sort_buffer_size=8M
max_length_for_sort_data=16k
join_buffer_size=4M
read_rnd_buffer_size=8M
table_open_cache=1024
skip_name_resolve=1
transaction-isolation=READ-COMMITTED
#******************************* Logs related settings ***************************
long_query_time=0.3
slow_query_log=on
log_queries_not_using_indexes=OFF
binlog_cache_size=256K
max_binlog_size=512M
binlog-format=ROW
binlog-checksum=NONE
sync_binlog=1
#expire_logs_days=7
binlog_expire_logs_seconds=7
#******************************* Replication related settings **********************
log_slave_updates=1
log_bin_trust_function_creators=1
auto_increment_increment=1
auto_increment_offset=1
allow-suspicious-udfs
sysdate-is-now
slave_parallel_workers=4
gtid-mode=ON
enforce-gtid-consistency=ON
master-info-repository=TABLE
relay-log-recovery=1
relay-log-info-repository=TABLE
plugin_load=“rpl_semi_sync_master=semisync_master.so;rpl_semi_sync_slave=semisync_slave.so”
report_host=LOCAL_IP
report_port=3306
#******************************* Group Replication related settings **********************
transaction_write_set_extraction=XXHASH64
#******************************* MyISAM Specific options ****************************
key_buffer_size=8M
bulk_insert_buffer_size=16M
myisam_sort_buffer_size=64M
myisam_max_sort_file_size=10G
myisam_repair_threads=1
myisam-recover-options=default
read_buffer_size=1M
#***************************** INNODB Specific options ****************************
innodb_buffer_pool_size=500M
innodb_buffer_pool_instances=8
innodb_max_dirty_pages_pct=60
innodb_sort_buffer_size=16M
innodb_data_file_path=ibdata1:12M;ibdata2:16M:autoextend
innodb_autoextend_increment=128
innodb_file_per_table
innodb_open_files=7168
innodb_fast_shutdown=1
innodb_force_recovery=0
innodb_flush_log_at_trx_commit=1
innodb_log_buffer_size=64M
innodb_log_file_size=256M
innodb_log_files_in_group=2
innodb_adaptive_flushing_lwm=30
innodb_read_io_threads=8
innodb_write_io_threads=8
innodb_io_capacity=600
innodb_flush_method=O_DIRECT
innodb_flush_neighbors=1
innodb_lru_scan_depth=1024
innodb_change_buffering=all
innodb_purge_threads
innodb_commit_concurrency=0
innodb_thread_concurrency=0
innodb_concurrency_tickets=1024
innodb_autoinc_lock_mode=1
innodb_stats_on_metadata=0
innodb_lock_wait_timeout=120
innodb_rollback_on_timeout=1
innodb_print_all_deadlocks=on
innodb_undo_tablespaces=3
innodb_undo_directory=/mydata/3306/data
#rpl_semi_sync_master_enabled=1
#rpl_semi_sync_master_timeout=500
#rpl_semi_sync_slave_enabled=1
[mysqldump]
quick
max_allowed_packet=2G
default-character-set=utf8mb4
[mysql]
no-auto-rehash
prompt="\u@\h : \d \r:\m:\s> "
default-character-set=utf8mb4
show-warnings
[myisamchk]
key_buffer=512M
sort_buffer_size=512M
read_buffer=8M
write_buffer=8M
[mysqlhotcopy]
interactive-timeout
[mysqld_safe]
user=mysql
open-files-limit=8192
[mysqld-8.0]
new replication settings
slave-parallel-type=LOGICAL_CLOCK
slave-parallel-workers=16
slave_preserve_commit_order=1
标签：log,buffer,mydata,innodb,wc3083,3306,8022mycnf,size 来源： https://blog.csdn.net/wc3083/article/details/112427003
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