What are the necessary configurations for my.cnf configuration files

Editor to share with you what the necessary configuration of the my.cnf configuration file, I believe most people do not know much, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

# binary file

Log-bin=mysql-bin

# Mark id for replication

Server-id=103

# character setting

Character_set_server = utf8

# remote connection

Federated

# sign of things

Event_scheduler = on

# # maximum number of connections

Max_connections=1000

# enable slow query

Slow-query-log = on

# # Storage path and name of slow query logs

Slow_query_log_file = / var/log/slow-query.log

# # query statements with query time longer than 5 seconds

Long_query_time = 5

# cache pool caches innodb table data and indexes, and inserts data buffers

Innodb_buffer_pool_size=12G

# data storage form of independent tablespaces, where data and indexes are stored separately (databases with larger data are suitable)

Innodb_file_per_table=1

# increase the data of cpu concurrency iCompact 0

Innodb_read_io_threads = 6

Innodb_write_io_threads = 10

Max_allowed_packet=20M

# incorrect connection test

Max_connect_errors = 10000

[mysqld_safe]

Log-error=/var/log/mysqld.log

Pid-file=/var/run/mysqld/mysqld.pid

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