Evaluate Disk Usage on Linux Plesk Server

The following commands will assist you in evaluating your disk usage on a Linux Server with Plesk.

• Get overview of available and used space

  df -h

  

  On this server the primary partition /dev/sda3 is using 12Gb out of the 21Gb allocation

• Get a break-down of each root level folders usage

  du -hs /*

  

• Show top 5 root level folders by disk usage

  du -sm /* | sort -rn | head -n 5

  

  On this server /var /root and /usr combine to about 11Gb

You will generally find a majority of disk space that can be freed up in logs.

• Find Site Logs Over 10Mb

  find /var/www/vhosts/*/statistics/logs/* -size +10M -exec ls -lh {} \; | awk '{print $5 , $9}'

  

  Image Truncated for Fitment

  On this server we have found just over 2Gb of site logs.

• Delete Site Logs Over 10Mb

  find /var/www/vhosts/*/statistics/logs/* -size +10M -exec rm -f {} \;

• Find Server Logs Over 10Mb

  find /var/log/* -size +10M -exec ls -lh {} \; | awk '{print $5 , $9}'

  

  On this server we have found a single log /var/log/btmp that is 532Mb.

• Delete Server Logs Over 10Mb

  find /var/log/* -size +10M -exec rm -f {} \;

• Find Mail Logs Over 10Mb

  find /usr/local/psa/var/log/* -size +10M -exec ls -lh {} \; | awk '{print $5 , $9}'

  

  On this server we have found just over 120Mb of mail logs.

• Delete Mail Logs Over 10Mb

  find /usr/local/psa/var/log/* -size +10M -exec rm -f {} \;

• Show disk usage for each site

  du -sm /var/www/vhosts/*/httpdocs | sort -rn

  

  This server is hosting just under 2Gb of non-secure site content.

• On this server we have managed to free just over 2.5Gb

  df -h