Max size of swapspace - 2GB?
Fraser Campbell
fraser-eicrhRFjby5dCsDujFhwbypxlwaOVQ5f at public.gmane.org
Mon Aug 22 18:53:34 UTC 2005
Hi,
I have been creating >2GB swapspaces for quite a while. Recently I read
the manpage:
The maximum useful size of a swap area now depends on the
architecture. It is roughly 2GiB on i386, PPC, m68k, ARM, 1GiB
on sparc, 512MiB on mips, 128GiB on alpha and 3TiB on sparc64.
As a test I just created a 3GB swapspace (single logical volume) and
then had a few programs suck up all the RAM. I saw 3GB of real RAM used
and 3GB of swapspace used before the server ran out of memory.
Based on my test I assume that the manpage is just out of date, or am I
missing something? My test was with 2.6.5 kernel (SuSE 9).
Thanks,
Fraser
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