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 :: Mailing Lists

[ILUG] Return of the 'Unable to fork' monster

[ILUG] Return of the 'Unable to fork' monster

Vincent Cunniffe vcunniff at dogma.slashnull.org
Thu Mar 16 12:03:35 GMT 2000


Tony Bolger wrote:
> 
> One of my rather overspeced linux servers had an attack of the old
> 'Unable to fork' problem on Sunday. Normally, this would be annoying
> enough, but on a server with 400MB of free RAM, its just not on. This
> machine is a 2.2.12 box, and needed a reboot to fix. Free command gives:
> 
>         total       used       free     shared    buffers     cached
> Mem:   517088     485400      31688      54996     339928      82776
> -/+ buffers/cache:      62696     454392
> Swap:       130748       1884     128864
> 
> I know swap is supposed to be > RAM, but turbolinux's mkswap only
> supported 128MB swap partitions, even though a gig has been allocated.
> Need to fix that i suppose.
> 
> Any ideas? Will a newer kernel or the 1GB swap fix it?

Well, you can delete the existing 1GB swap partition, create an extended
partition with 8 x 128MB ones, and put them all into /etc/fstab as swap
spaces.

swapon -a will bring all 1GB online immediately.

Vin




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