https://community.hpe.com/t5/operating-system-hp-ux/cgi-stub-error/m-p/2607189#M35277 not sure if this is going to help or not but i had a similar problem on a linux machine running a MUD<BR />you need to set you ulimit (dont ask me specifics) a run the ulimit command before starting what ever watchdog monitors<BR /><BR />Jim Mon, 05 Nov 2001 22:41:42 GMT James Odak 2001-11-05T22:41:42Z https://community.hpe.com/t5/operating-system-hp-ux/cgi-stub-error/m-p/2607188#M35276 My 10.20 unix machine with NES 3.0 server and Perl 5 installed always get unstable with cgi-program recently. <BR /><BR />It seems that when more users run the cgi from my webiste and the machine run even slower until the NES instance get restarted by watchdog. <BR /><BR />I guess the cgi "eat up' all the resources. I have increased the "thread" parameter at SAM kernel but it doesn't help. Can I do any tuning to my NES server &amp; Unix machine ? Pls help..... Mon, 05 Nov 2001 07:44:55 GMT https://community.hpe.com/t5/operating-system-hp-ux/cgi-stub-error/m-p/2607188#M35276 Wiliam LO 2001-11-05T07:44:55Z https://community.hpe.com/t5/operating-system-hp-ux/cgi-stub-error/m-p/2607189#M35277 not sure if this is going to help or not but i had a similar problem on a linux machine running a MUD<BR />you need to set you ulimit (dont ask me specifics) a run the ulimit command before starting what ever watchdog monitors<BR /><BR />Jim Mon, 05 Nov 2001 22:41:42 GMT https://community.hpe.com/t5/operating-system-hp-ux/cgi-stub-error/m-p/2607189#M35277 James Odak 2001-11-05T22:41:42Z