Why Swap space is used even though there is enough memory available under Cache ?

Solution Verified - Updated -

Issue

  • On SAP server 100% swap usage is observed even though 50% RAM is under Cache. Why is Cache memory not reclaimed instead of using swap ?

Environment

  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • SAP

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content