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Old 11-19-2008, 04:11 PM   #1
LXer
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LXer: Linux: Should You Use Twice the Amount of Ram as Swap Space?


Published at LXer:

Linux and other Unix-like operating systems use the term “swap” to describe both the act of moving memory pages between RAM and disk, and the region of a disk the pages are stored on. It is common to use a whole partition of a hard disk for swapping. However, with the 2.6 Linux kernel, swap files are just as fast as swap partitions. Now, many admins (both Windows and Linux/UNIX) follow an old rule of thumb that your swap partition should be twice the size of your main system RAM. Let us say I’ve 32GB RAM, should I set swap space to 64 GB? Is 64 GB of swap space really required? How big should your Linux / UNIX swap space be?

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Old 11-19-2008, 06:02 PM   #2
brianL
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I should think it's common sense that the less RAM you have, the more swap you're likely to need.
 
  


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