why error :
Command Line (often faked in exploits):
/usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log-error=/var/lib/mysql/xxxx.xxxx.err.com.err --pid-file=/var/lib/mysql/xxxx.xxxx.com.pid --wsrep_start_position=00000000-0000-0000-0000-000000000000:-1
regular_text: /dev/null
regular_text: /var/lib/mysql/xxxx.xxxx.err
regular_text: /var/lib/mysql/xxxx.xxxx.com.err
regular_text: /var/lib/mysql/ibdata1
regular_text: /tmp/ibOrSrco (deleted)
regular_text: /tmp/ibmSAwg0 (deleted)
regular_text: /tmp/ib2SrBkC (deleted)
regular_text: /tmp/ib2cdVtQ (deleted)
regular_text: /var/lib/mysql/ib_logfile0