Before i found rsylog and disabled and is little bit better .
I really don't understand disk read 0.00 and write 356.92 K/s .
Command : iotop -o -P -d 2 -a
Total DISK READ : 0.00 B/s | Total DISK WRITE : 226.77 K/s
Actual DISK READ: 0.00 B/s | Actual DISK WRITE: 356.92 K/s
PID PRIO USER DISK READ DISK WRITE> COMMAND
16087 be/4 mysql 0.00 B 12.68 M mysqld --basedir=/www/server/mysql -~ --socket=/tmp/mysql.sock --port=3306
554 be/3 root 0.00 B 1828.00 K [jbd2/sda2-8]
934 be/4 root 0.00 B 800.00 K python /www/server/panel/BT-Task
763 be/3 root 0.00 B 436.00 K auditd
958 be/4 root 700.00 K 368.00 K python /www/server/panel/BT-Panel
950 be/4 redis 0.00 B 260.00 K redis-server 127.0.0.1:6379
914 be/4 root 0.00 B 4.00 K sssd_nss --uid 0 --gid 0 --logger=files
1 be/4 root 0.00 B 0.00 B systemd --switched-root --system --deserialize 17
1020 be/4 root 24.00 K 0.00 B python3.6 -s /usr/bin/fail2ban-server -xf start
550139 be/4 www 36.00 K 0.00 B php-fpm: pool www
550143 be/4 www 88.00 K 0.00 B php-fpm: pool www
550146 be/4 www 1100.00 K 0.00 B php-fpm: pool www
550149 be/4 www 22.07 M 0.00 B php-fpm: pool www
550409 be/4 www 12.00 K 0.00 B nginx: worker process
841604 be/4 root 4.00 K 0.00 B [kworker/u12:1-flush-8:0]
847226 be/4 root 0.00 B 0.00 B [kworker/u12:2-events_unbound]