Re: [CentOS] Postpone/avoid swaping while there is still free RAM.

["Barry L. Kline" <blkline@xxxxxxxxxxxxx>]

Alexander Georgiev wrote:
> 
> There is plenty of free ram, but the kernel prefers to swap unused
> pages to disk. And later I have to wait for them to be unswapped, the
> Desktop looses its promptness - annoying.
> 
> In win2k and winXP there is a registry key property which prevents
> swapping while there is still RAM.
> 
> Do you know whether I can achieve the same in linux?

There has been a huge thread concerning this -- maybe even in this list.
 Use google and look for "swappiness".

The place to make the change (temporarily) is:

/proc/sys/vm/swappiness

To make it permanent, change /etc/sysctl.conf

Barry
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