skgpspawn failed running oracle db 9.2.0.5.0 on aix 5.3

Hi,

I am running an oracle db 9.2.0.5.0 on ibm p5 550 aix 5.3 with 10g ram, 10G swap space 3 database instances each SGA about 500Meg.

I am getting the following error in my alert log file from time to time:

skgpspawn failed:category = 27142, depinfo = 11, op = fork, loc = skgpspawn3

Any suggestions?

Thanks in advance, Jason