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Subject: [Bug 209471] Listen queue overflow due to too many sockets stuck in
 CLOSED state
Date: Mon, 16 May 2016 18:51:53 +0000
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D209471

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

net.inet.tcp.msl=3D7500
net.inet.tcp.finwait2_timeout=3D15000
net.inet.tcp.fast_finwait2_recycle=3D1
net.inet.icmp.log_redirect=3D0
net.inet.icmp.drop_redirect=3D1
net.inet.tcp.delayed_ack=3D0
net.inet.ip.redirect=3D0
net.inet6.ip6.redirect=3D0
net.link.ether.inet.log_arp_wrong_iface=3D0
net.inet.tcp.keepidle=3D60000
net.inet.tcp.keepintvl=3D10000

--=20
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