Messages in this thread | | | Date | Sun, 20 Jun 1999 22:46:35 +0200 | From | Pavel Machek <> | Subject | Re: Process memory vs. total vm, resource limiting? |
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Hi!
> The surprise #1 is that the dynamic alloc succeeded, > even if the memory requested by the process was > more than total amount of vm in the machine. I find > the assumption that the process won't be using all > of the requested memory a bit too optimistic. > Is there a possibility to change this behaviour?
It should be controllable by /proc/sys/vm/overcommit_memory.
> When it consumed all of the available vm, > it crashed with a bus error. This is _bad_ -
This is unix, I'm afraid. You are expected to kill offending tasks before memory starts going really low.
Pavel
PS: 2.2.X has some bugs in this area (will happily kill init or deadlock), go for 2.0.X
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