This is insufficient configuration. The following steps have to be done: set ulimit -n ( >1024 ) use option of squid.conf max_filedesc (e.g. 4096) The max_filedesc option is commented in squid.conf by default and internally set to 1024.
This request was evaluated by Red Hat Product Management for inclusion in the current release of Red Hat Enterprise Linux. Because the affected component is not scheduled to be updated in the current release, Red Hat is unfortunately unable to address this request at this time. Red Hat invites you to ask your support representative to propose this request, if appropriate and relevant, in the next release of Red Hat Enterprise Linux.