Messages in this thread | | | Date | Sun, 24 Dec 2006 01:12:35 +0100 (MET) | From | Jan Engelhardt <> | Subject | Re: evading ulimits |
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>I've set up some stuff on my box where /etc/security/limits.conf >contains the following: > >@users soft nproc 3072 >@users hard nproc 4096 > >I'm in group users, and a simple fork bomb is easily quashed by this: > >bluefox@icebox:~$ :(){ :|:; };: >bash: fork: Resource temporarily unavailable >Terminated > >Oddly enough, trying this again and again yields the same results; but, >I can kill the box (eventually; about 1 minute in I managed to `/exec >killall -9 bash` from x-chat, since I couldn't get a new shell open) >with the below:
Note that trying to kill all shells is a race between killing them all first and them spawning new ones everytime. To stop fork bombs, use killall -STOP first, then kill them.
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