Re: What is the limit size of tmpfs /dev/shm ?

From: H. Peter Anvin
Date: Wed Feb 06 2008 - 14:28:15 EST


Hugh Dickins wrote:

Don't forget that tmpfs overflows into swap, so you could save money
by adding adding more swap and cutting down on the RAM: though of
course that will perform very poorly once it's actually using the
swap, probably not the direction you want to go in.


It can still outperform conventional disk filesystems, however, mostly because it doesn't have to worry one iota about consistency.

-hpa
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