[Bug 209471] Listen queue overflow due to too many sockets stuck in CLOSED state

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Mon May 16 18:51:53 UTC 2016


https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=209471

--- Comment #2 from Robert Blayzor <rblayzor at inoc.net> ---
We have the following sysctl knobs turned at boot time...

net.inet.tcp.msl=7500
net.inet.tcp.finwait2_timeout=15000
net.inet.tcp.fast_finwait2_recycle=1
net.inet.icmp.log_redirect=0
net.inet.icmp.drop_redirect=1
net.inet.tcp.delayed_ack=0
net.inet.ip.redirect=0
net.inet6.ip6.redirect=0
net.link.ether.inet.log_arp_wrong_iface=0
net.inet.tcp.keepidle=60000
net.inet.tcp.keepintvl=10000

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