SWAP size

Steve Francis steve at expertcity.com
Wed Apr 30 17:04:13 PDT 2003

Actually, from man dumpon:
The size of the specified dump device must be at least 64 KB greater than
     the size of physical memory.

We just got bit by this - 1G of ram, and we had 1 G of swap.

Just a bit shy...

Jason Stone wrote:

>Also remember that crash-dumps get written to swap, so if you want to be
>able to take a dump in the event of a panic, you need at least as much
>swap as physical ram.
>Since crash-dumps are usually a good idea (or at least the ability to take
>a dump if your system starts acting strangely), I think you should never
>have less than 1x ram on a production system.
> -Jason
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