From: H C Lai [EMAIL PROTECTED]
Is there a way to make Linux run programme which requires more virtual
memory than the system can provide through real memory and swap ??
Some one said :
Linux always runs in over commited mode. Pages are only used if a
program is writing to it. And yes, this
H C Lai wrote:
Thanks for all the replies so far. The impression I get is that
Linux does support the 'over-commitment' mode. Kernel 2.0.0 definitely
does not support this. I have a ~10 lines of small fortran test
programme which basically creates a HUGE array in a common block and
then
From: H C Lai [EMAIL PROTECTED]
Is there a way to make Linux run programme which requires more virtual
memory than the system can provide through real memory and swap ??
I wasn't aware that Linux _needed_ this facility. The OS has a choice
of mapping your pages when you ask for them, or mapping
Hello,
This might explain some strange problems I've been having. Is there a
way to to turn this off?
No. You can only add some swap to your system if you reach the mimit. AFAIK
there is somewhere a small 'daemon' which adds swap if needed. Of course the
swap needs to be reserved, first. You
Bernd Eckenfels wrote:
Linux always runs in over commited mode. Pages are only used if a program is
writing to it. And yes, this may crash the System if is trashing cause of
fullswap.
From: Ami Ganguli [EMAIL PROTECTED]
This might explain some strange problems I've been having. Is there a
Hi,
Bruce:
No, but if you add some swap space you can test if that's the problem.
If you can find an empty partition, you can set it up with mkswap and
swapon to be a second swap partition. If that works, you can add it to
/etc/fstab so that it's started automaticaly.
for testing or
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