Hello, I'm running squid-3.0.STABLE18 that I've compiled with the options --with-filedescriptors=32768 I have added to /etc/security/limits.conf the following lines on my Redhat host : squid hard nofile 32768 squid soft nofile 32768 As squid user, ulimit -n says : 32768 But when I start squid, I got this : 2009/12/16 17:36:49| With 1024 file descriptors available 2009/12/16 17:38:31| client_side.cc(2834) WARNING! Your cache is running out of filedescriptors 2009/12/16 17:43:31| client_side.cc(2834) WARNING! Your cache is running out of filedescriptors 2009/12/16 17:44:31| client_side.cc(2834) WARNING! Your cache is running out of filedescriptors Could you please help me ?