How to reduce RAM usage MySQL?

[stfnsn]

I have big memory problem, sql use too much.
Config:

Code: Select all

[client]
port=3306
socket=/var/run/mysqld/mysqld.sock

[mysqld_safe]
socket=/var/run/mysqld/mysqld.sock

[mysqld]
user=mysql
pid-file=/var/run/mysqld/mysqld.pid
socket=/var/run/mysqld/mysqld.sock
port=3306
basedir=/usr
datadir=/var/lib/mysql
tmpdir=/tmp
lc-messages-dir=/usr/share/mysql
log_error=/var/log/mysql/error.log

symbolic-links=0

skip-external-locking
key_buffer_size = 256M
max_allowed_packet = 32M
table_open_cache = 256
sort_buffer_size = 1M
read_buffer_size = 1M
read_rnd_buffer_size = 4M
myisam_sort_buffer_size = 64M
thread_cache_size = 8
query_cache_size= 16M

#innodb_use_native_aio = 0
innodb_file_per_table = 1

max_connections=200
max_user_connections=50
wait_timeout=10
interactive_timeout=50
long_query_time=5

query_cache_type = 1
tmp_table_size = 64M
max_heap_table_size = 64M
skip-name-resolve

!includedir /etc/mysql/conf.d/

Graphs:



Setup:
ubuntu 16.04
nginx+php7.0-fpm
wordpress 1.200 articles, ~2k visitors per day.

[skurudo]

MySQL Config Tuner Scripts
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