swap

Objectives

• Understand the concept of swap and quotas
• Use utilities that help manage quotas 
  • quotacheck
  • quotaon
  • quotaoff
  • edquota
  • quota
• Use the monitoring utilities like
  • df
  • du

Swap

Its a virtual memory used to help the operating system. This swap memory is often allocated on the hard disk or a different location than the actual ram memory.

The recommended size of the swap memory is equal to the size of the actual memory.