nanog mailing list archives
Re: TCP time_wait and port exhaustion for servers
From: Jon Lewis <jlewis () lewis org>
Date: Wed, 5 Dec 2012 20:44:43 -0500 (EST)
On Wed, 5 Dec 2012, Cyril Bouthors wrote:
On 5 Dec 2012, rps () maine edu wrote:Where there is no way to change this though /proc10:17PM lenovo:~% sudo sysctl -a |grep wait net.netfilter.nf_conntrack_tcp_timeout_fin_wait = 120 net.netfilter.nf_conntrack_tcp_timeout_close_wait = 60 net.netfilter.nf_conntrack_tcp_timeout_time_wait = 120 net.ipv4.netfilter.ip_conntrack_tcp_timeout_fin_wait = 120 net.ipv4.netfilter.ip_conntrack_tcp_timeout_close_wait = 60 net.ipv4.netfilter.ip_conntrack_tcp_timeout_time_wait = 120
Those netfilter connection tracking tunables have nothing to do with the kernel's TCP socket handling.
---------------------------------------------------------------------- Jon Lewis, MCP :) | I route Senior Network Engineer | therefore you are Atlantic Net | _________ http://www.lewis.org/~jlewis/pgp for PGP public key_________
Current thread:
- Re: TCP time_wait and port exhaustion for servers, (continued)
- Re: TCP time_wait and port exhaustion for servers Mark Andrews (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Mark Andrews (Dec 05)
- Re: TCP time_wait and port exhaustion for servers William Herrin (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Jon Lewis (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Fred Baker (fred) (Dec 05)
- Re: TCP time_wait and port exhaustion for servers David Conrad (Dec 05)
- RE: TCP time_wait and port exhaustion for servers Terry Baranski (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Ray Soucy (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Jon Lewis (Dec 05)
- Re: TCP time_wait and port exhaustion for servers Ray Soucy (Dec 06)
- Re: TCP time_wait and port exhaustion for servers Ray Soucy (Dec 06)
- Re: TCP time_wait and port exhaustion for servers Kyrian (Dec 06)
- Re: TCP time_wait and port exhaustion for servers William Allen Simpson (Dec 06)
- Re: TCP time_wait and port exhaustion for servers Jean-Francois Mezei (Dec 06)
- Re: TCP time_wait and port exhaustion for servers Ray Soucy (Dec 06)