swapspace errors

[M.D. DeWar]

I am getting these in /var/log/messages.
Not sure why, or what is causing it (But did not see them till I installed
MRTG/RRDTOOL)
How can I fix this or what can be done ?

Dec  2 10:01:00 spiderman /kernel: swap_pager_getswapspace: failed
Dec  2 10:01:12 spiderman /kernel: swap_pager_getswapspace: failed
Dec  2 10:03:25 spiderman last message repeated 28 times
Dec  2 10:13:33 spiderman last message repeated 362 times
Dec  2 10:23:39 spiderman last message repeated 2103 times
Dec  2 10:26:27 spiderman last message repeated 236 times
Dec  2 10:26:27 spiderman /kernel: pid 76403 (perl), uid 0, was killed: out
of s
wap space
Dec  2 10:26:28 spiderman /kernel: swap_pager_getswapspace: failed
Dec  2 10:26:28 spiderman last message repeated 3 times
Dec  2 10:27:18 spiderman /kernel: swap_pager_getswapspace: failed
spiderman# swapinfo
Device          1K-blocks     Used    Avail Capacity  Type
/dev/ad0s1b        524160   414752   109408    79%    Interleaved

Thanks
Mark