mkisofs: out of memory

[Lowell Gilbert]

scuba at centroin.com.br writes:

> Hi all,
>
> 	I'm trying to write a DVD-RW with a directory created with
> rsnapshot, but there are some problem with mkisofs: "Not enough
> memory"
>
> # mkisofs -R -J -o /data/rsnap.iso /data/.snapshots
> mkisofs: Cannot allocate memory. Not enough memory
>
> 	The machine has more then 350MB of free memory and 1GB of
> swap, but mkisofs exausts memory and start to use swap when the
> problem happen.
> 	The volume I'm trying to copy has 4 GB.
> 	The same problem happen with growisofs, and K3b front end.
>
> 	System FreeBSD 5.4.
> 	Any clue?

limits(1)?