Howto 0 Howto 1 Min ReadHigh disk I/O Check high disk I/O commands: iotop -oPa -d 2: High I/O on /var partitionglances: High iowait and loadiostat -2: /var high…
Howto 0 Howto 1 Min ReadExim: cum investigam frozen messages in mailqueue Freezing occurs when a bounce message encounters a permanent failure because the sender address of…