阿里云RDS数据库2C4G服务器配置（MySQL-5.7.43）
loose_recycle_scheduler=OFF
loose_performance_schema_max_table_instances=0
innodb_buffer_pool_load_at_startup=ON
loose_performance_schema_max_index_stat=0
bulk_insert_buffer_size=4194304
show_old_temporals=OFF
ft_query_expansion_limit=20
innodb_old_blocks_time=1000
innodb_stats_sample_pages=8
innodb_temp_data_file_path=ibtmp1:12M:autoextend
thread_stack=1048576
innodb_log_file_size=1500M
loose_performance_schema_max_digest_sample_age=0
lc_time_names=en_US
innodb_thread_concurrency=0
sync_master_info=10000
default_time_zone=Asia/Shanghai
old_passwords=0
loose_performance_schema_max_digest_length=0
loose_recycle_bin=OFF
optimizer_search_depth=62
loose_innodb_data_file_purge_interval=100
innodb_compression_level=6
loose_innodb_log_optimize_ddl=OFF
loose_performance_schema_max_prepared_statements_instances=0
max_sort_length=1024
max_binlog_cache_size=18446744073709547520
loose_performance_schema_max_mutex_classes=0
innodb_online_alter_log_max_size=134217728
key_cache_block_size=1024
mysql_native_password_proxy_users=OFF
init_connect=''
loose_innodb_rds_chunk_flush_interval=100
innodb_adaptive_max_sleep_delay=150000
innodb_purge_rseg_truncate_frequency=128
query_alloc_block_size=8192
loose_performance_schema_max_socket_instances=0
innodb_lock_wait_timeout=50
innodb_purge_threads={LEAST(DBInstanceClassMemory/1073741824, 8)}
loose_performance_point_iostat_interval=2
innodb_compression_failure_threshold_pct=5
innodb_compression_pad_pct_max=50
loose_innodb_data_file_purge=ON
max_connections=4532
loose_internal_tmp_disk_storage_engine=INNODB
loose_performance_schema_error_size=0
binlog_rows_query_log_events=OFF
loose_validate_password_check_user_name=ON
innodb_stats_persistent_sample_pages=20
innodb_ft_total_cache_size=640000000
event_scheduler=ON
innodb_flush_method=O_DIRECT
loose_performance_schema_accounts_size=0
eq_range_index_dive_limit=100
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
loose_performance_schema_events_stages_history_long_size=0
connect_timeout=10
innodb_purge_batch_size=300
div_precision_increment=4
loose_performance_schema_events_statements_history_size=0
avoid_temporal_upgrade=OFF
innodb_sync_array_size=1
sync_binlog=
binlog_transaction_dependency_history_size=500000
innodb_stats_method=nulls_equal
lock_wait_timeout=31536000
net_read_timeout=30
innodb_deadlock_detect=ON
innodb_write_io_threads=4
end_markers_in_json=OFF
loose_performance_schema_hosts_size=0
loose_ccl_queue_bucket_count=4
ngram_token_size=2
loose_innodb_numa_interleave=ON
loose_performance_schema_max_cond_instances=0
max_binlog_stmt_cache_size=18446744073709547520
loose_performance_schema_max_table_lock_stat=0
loose_performance_schema_max_table_handles=0
innodb_checksum_algorithm=crc32
loose_innodb_data_file_purge_max_size=512
loose_performance_schema_max_memory_classes=0
query_cache_type=0
loose_innodb_rds_free_resize=ON
loose_performance_schema_events_waits_history_long_size=0
innodb_ft_enable_diag_print=OFF
innodb_ft_enable_stopword=ON
innodb_io_capacity=20000
slow_launch_time=2
innodb_table_locks=ON
loose_performance_schema_events_stages_history_size=0
innodb_stats_persistent=ON
tmp_table_size=2097152
loose_performance_point_lock_rwlock_enabled=ON
disconnect_on_expired_password=ON
default_storage_engine=InnoDB
loose_performance_schema_session_connect_attrs_size=0
loose_performance_schema_max_thread_classes=0
net_retry_count=10
innodb_ft_cache_size=8000000
binlog_cache_size=1M
innodb_max_dirty_pages_pct=75
query_cache_limit=1048576
innodb_disable_sort_file_cache=OFF
innodb_lru_scan_depth={LEAST(DBInstanceClassMemory/1048576/8, 8192)}
loose_performance_schema_max_mutex_instances=0
innodb_ft_result_cache_limit=2000000000
long_query_time=1
interactive_timeout=7200
innodb_read_io_threads=4
transaction_prealloc_size=4096
open_files_limit=655350
loose_performance_schema_max_metadata_locks=0
innodb_open_files=20000
max_heap_table_size=67108864
loose_performance_schema_digests_size=0
automatic_sp_privileges=ON
explicit_defaults_for_timestamp=OFF
ft_max_word_len=84
max_user_connections=4000
innodb_autoextend_increment=64
sql_mode=
innodb_stats_transient_sample_pages=8
innodb_random_read_ahead=OFF
table_open_cache={LEAST(DBInstanceClassMemory/1073741824*512, 8192)}
loose_performance_schema_max_rwlock_classes=0
range_optimizer_max_mem_size=8388608
loose_innodb_rds_faster_ddl=ON
innodb_status_output=OFF
loose_validate_password_number_count=1
innodb_log_compressed_pages=OFF
slave_net_timeout=60
delay_key_write=ON
query_cache_wlock_invalidate=OFF
max_points_in_geometry=65536
general_log=OFF
max_prepared_stmt_count=16382
wait_timeout=86400
log_bin_use_v1_row_events=1
loose_performance_schema_setup_actors_size=0
query_cache_min_res_unit=1024
innodb_print_all_deadlocks=OFF
loose_thread_pool_size=1
binlog_stmt_cache_size=32768
transaction_isolation=READ-COMMITTED
innodb_buffer_pool_dump_at_shutdown=ON
query_prealloc_size=8192
key_cache_age_threshold=300
loose_performance_schema_setup_objects_size=0
transaction_alloc_block_size=8192
optimizer_trace_limit=1
metadata_locks_cache_size=1024
optimizer_prune_level=1
loose_performance_schema_max_file_instances=0
innodb_max_purge_lag=0
innodb_buffer_pool_dump_pct=25
innodb_max_dirty_pages_pct_lwm=0
loose_encdb=OFF
max_sp_recursion_depth=0
innodb_status_output_locks=OFF
updatable_views_with_limit=YES
binlog_row_image=full
innodb_change_buffer_max_size=25
innodb_optimize_fulltext_only=OFF
local_infile=ON
loose_opt_rds_last_error_gtid=ON
loose_performance_schema_max_file_handles=0
innodb_ft_max_token_size=84
innodb_undo_log_truncate=OFF
loose_performance_schema_users_size=0
innodb_max_undo_log_size=1073741824
slave_parallel_type=LOGICAL_CLOCK
loose_rds_check_core_file_enabled=ON
loose_thread_pool_enabled=ON
innodb_adaptive_hash_index=OFF
innodb_sync_spin_loops=30
net_write_timeout=60
flush_time=0
lower_case_table_names=1
sha256_password_proxy_users=OFF
character_set_filesystem=binary
innodb_flush_sync=ON
tls_version=TLSv1,TLSv1.1,TLSv1.2
loose_performance_schema_max_statement_classes=0
key_cache_division_limit=100
loose_performance_schema_max_rwlock_instances=0
delayed_insert_timeout=300
loose_rds_audit_max_sql_size=8192
preload_buffer_size=32768
innodb_read_ahead_threshold=56
loose_optimizer_switch=index_merge=on,index_merge_union=on,index_merge_sort_union=on,index_merge_intersection=on,engine_condition_pushdown=on,index_condition_pushdown=on,mrr=on,mrr_cost_based=on,block_nested_loop=on,batched_key_access=off,materialization=on,semijoin=on,loosescan=on,firstmatch=on,subquery_materialization_cost_based=on,use_index_extensions=on
loose_replication_optimize_for_static_plugin_config=OFF
concurrent_insert=1
block_encryption_mode="aes-128-ecb"
slow_query_log=ON
net_buffer_length=16384
loose_ssl_cipher="ALL:@SECLEVEL=0"
query_cache_size=0
innodb_buffer_pool_size={DBInstanceClassMemory*3/4}
loose_performance_schema_max_socket_classes=0
delayed_insert_limit=100
innodb_large_prefix=ON
innodb_monitor_disable=
loose_performance_schema_max_program_instances=0
innodb_adaptive_flushing_lwm=10
innodb_log_checksums=ON
loose_performance_schema_show_processlist=OFF
delayed_queue_size=1000
session_track_gtids=OFF
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=1024
innodb_sort_buffer_size=1048576
innodb_page_cleaners={LEAST(DBInstanceClassMemory/1073741824, 8)}
innodb_spin_wait_delay=6
myisam_sort_buffer_size=262144
innodb_rollback_segments=128
innodb_commit_concurrency=0
innodb_concurrency_tickets=5000
loose_performance_schema_max_cond_classes=0
transaction_write_set_extraction=XXHASH64
table_definition_cache={LEAST(DBInstanceClassMemory/1073741824*512, 8192)}
auto_increment_increment=1
binlog_checksum=CRC32
loose_performance_schema_max_stage_classes=0
max_seeks_for_key=18446744073709500000
loose_performance_schema_events_statements_history_long_size=0
autocommit=ON
loose_ccl_queue_bucket_size=64
max_length_for_sort_data=1024
back_log=3000
binlog_transaction_dependency_tracking=WRITESET
max_error_count=64
loose_recycle_bin_retention=604800
innodb_flush_log_at_trx_commit=
innodb_io_capacity_max=40000
innodb_strict_mode=OFF
loose_performance_schema_events_transactions_history_size=0
binlog_order_commits=ON
min_examined_row_limit=0
performance_schema={LEAST(DBInstanceClassMemory/8589934592, 1)}
innodb_ft_min_token_size=3
loose_performance_schema_events_transactions_history_long_size=0
loose_validate_password_policy=1
sync_relay_log_info=10000
innodb_stats_auto_recalc=ON
max_connect_errors=100
loose_performance_schema_max_file_classes=0
loose_replication_sender_observe_commit_only=OFF
join_buffer_size=1M
innodb_change_buffering=all
optimizer_trace_max_mem_size=16384
innodb_autoinc_lock_mode=2
innodb_rollback_on_timeout=OFF
loose_opt_rds_enable_show_slave_lag=ON
loose_performance_schema_max_thread_instances=0
max_write_lock_count=102400
loose_innodb_trx_resurrect_table_lock_accelerate=OFF
master_verify_checksum=OFF
innodb_ft_num_word_optimize=2000
loose_performance_schema_max_statement_stack=0
max_join_size=18446744073709551615
loose_validate_password_mixed_case_count=1
log_error_verbosity=3
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
show_compatibility_56=OFF
loose_slave_parallel_workers={GREATEST(DBInstanceClassCPU, 8)}
host_cache_size=644
low_priority_updates=0
auto_increment_offset=1
range_alloc_block_size=4096
ft_min_word_len=4
loose_performance_point_iostat_volume_size=10000
sort_buffer_size=2M
loose_performance_schema_max_sql_text_length=0
slave_type_conversions=
max_allowed_packet=1073741824
read_buffer_size=1M
thread_cache_size=256
optimizer_trace_offset=-1
loose_performance_schema_events_waits_history_size=0
loose_thread_pool_oversubscribe=32
loose_validate_password_special_char_count=1
character_set_server=utf8
innodb_adaptive_flushing=ON
log_queries_not_using_indexes=OFF
innodb_monitor_enable=
table_open_cache_instances=16
innodb_flush_neighbors=0
loose_rds_audit_log_version=MYSQL_V1
innodb_buffer_pool_instances=8
阿里云ECS 4C8G部署MySQL服务器my.cnf配置（MySQL-5.7.43）
[mysqld]
basedir = /data/database
datadir = /data/database/data
socket = /data/database/mysql.sock
log-error = /data/database/log/mysqld.err
pid-file = /data/database/mysqld.pid
lc-messages-dir=/data/database/mysql/share/english
user=mysql
port = 3306
max_connections=4532
max_user_connections=4000
innodb_buffer_pool_size=4G
innodb_buffer_pool_instances=8
max_heap_table_size=67108864
sort_buffer_size=2M
max_length_for_sort_data=1024
innodb_sort_buffer_size=1048576
open_files_limit=655350
join_buffer_size=2M
read_buffer_size=2M
interactive_timeout=7200
wait_timeout=86400
slow_query_log=ON
slow_query_log_file=/data/database/log
long_query_time=10
log_slow_admin_statements=OFF
[mysql]
# 设置mysql客户端默认字符集
default-character-set = utf8mb4
socket = /data/database/mysql.sock
[client]
socket = /data/database/mysql.sock
port = 3306
default-character-set = UTF8MB4
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