Date: Sat, 02 Jul 2011 22:37:28 -0700 From: Julian Elischer <julian@freebsd.org> To: Adrian Minta <gygy@stsnet.ro> Cc: freebsd-net@freebsd.org Subject: Re: FreeBSD 8.2 and MPD5 stability issues - update Message-ID: <4E100018.7090801@freebsd.org> In-Reply-To: <6ecf4a8b9070592c8865ade7367d81c3.squirrel@mail.stsnet.ro> References: <6ecf4a8b9070592c8865ade7367d81c3.squirrel@mail.stsnet.ro>
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On 7/2/11 12:15 PM, Adrian Minta wrote: > Hi, > Without FLOWTABLE the system is stable an I was able to increase the > number of l2tp sessions. A major improvement came when I replaced the > network card with a multiqueue model (igb). The limit is now around 6300 > active sessions. If I try to go over this limit the mpd5 starts to loose > old sessions and the number quickly decrease. > I believe I encounter an internal mpd5 timing issue. Is anybody aware of > such thing ? !? 6300 ?! when I wrote netgraph and Archie wrote mpd I think we were thinking in terms of a few tens of sessions. of course others have done a lot of work on both since then... > The server is now a dual xeon E5520 and the load is around 6.8 at peak. > > The server has igb0 10.42.1.1/16 and 50 aliases. > My mpd.conf looks like this: > startup: > #configure mpd users > set user admin pass admin > set user foo bar > #configure the console > set console self 127.0.0.1 5005 > set console open > #configure the web server > set web self 10.42.1.1 5006 > set web open > > set global l2tptimeout 60 > > default: > load l2tp_server1 > load l2tp_server2 > load l2tp_server3 > load l2tp_server4 > load l2tp_server5 > load l2tp_server6 > load l2tp_server7 > load l2tp_server8 > load l2tp_server9 > load l2tp_server10 > load l2tp_server11 > load l2tp_server12 > load l2tp_server13 > load l2tp_server14 > load l2tp_server15 > load l2tp_server16 > load l2tp_server17 > load l2tp_server18 > load l2tp_server19 > load l2tp_server20 > load l2tp_server21 > load l2tp_server22 > load l2tp_server23 > load l2tp_server24 > load l2tp_server25 > load l2tp_server26 > load l2tp_server27 > load l2tp_server28 > load l2tp_server29 > load l2tp_server30 > load l2tp_server31 > load l2tp_server32 > load l2tp_server33 > load l2tp_server34 > load l2tp_server35 > load l2tp_server36 > load l2tp_server37 > load l2tp_server38 > load l2tp_server39 > load l2tp_server40 > load l2tp_server41 > load l2tp_server42 > load l2tp_server43 > load l2tp_server44 > load l2tp_server45 > load l2tp_server46 > load l2tp_server47 > load l2tp_server48 > load l2tp_server49 > load l2tp_server50 > > l2tp_server1: > set ippool add pool1 10.1.2.2 10.1.3.254 > create bundle template B1 > set iface disable proxy-arp > set iface idle 1800 > set iface enable tcpmssfix > set ipcp yes vjcomp > set ipcp ranges 10.1.2.1/23 ippool pool1 > set ipcp dns 10.42.0.1 8.8.4.4 > set bundle enable compression > set ccp yes mppc > set mppc yes e40 > set mppc yes e128 > set mppc yes stateless > create link template L1 l2tp > set link action bundle B1 > set link enable multilink > set link yes acfcomp protocomp > set link no pap chap > set link enable chap > set link keep-alive 60 180 > set auth max-logins 10000 > set link mtu 1460 > set l2tp self 10.42.1.1 > set link enable incoming > l2tp_server2: > set ippool add pool2 10.1.4.2 10.1.5.254 > create bundle template B2 > set iface disable proxy-arp > set iface idle 1800 > set iface enable tcpmssfix > set ipcp yes vjcomp > set ipcp ranges 10.1.4.1/23 ippool pool2 > set ipcp dns 10.42.0.1 8.8.4.4 > set bundle enable compression > set ccp yes mppc > set mppc yes e40 > set mppc yes e128 > set mppc yes stateless > create link template L2 l2tp > set link action bundle B2 > set link enable multilink > set link yes acfcomp protocomp > set link no pap chap > set link enable chap > set link keep-alive 60 180 > set auth max-logins 10000 > set link mtu 1460 > set l2tp self 10.42.1.2 > set link enable incoming > ..... > l2tp_server50: > set ippool add pool50 10.1.100.2 10.1.101.254 > create bundle template B50 > set iface disable proxy-arp > set iface idle 1800 > set iface enable tcpmssfix > set ipcp yes vjcomp > set ipcp ranges 10.1.100.1/23 ippool pool50 > set ipcp dns 10.42.0.1 8.8.4.4 > set bundle enable compression > set ccp yes mppc > set mppc yes e40 > set mppc yes e128 > set mppc yes stateless > create link template L50 l2tp > set link action bundle B50 > set link enable multilink > set link yes acfcomp protocomp > set link no pap chap > set link enable chap > set link keep-alive 60 180 > set auth max-logins 10000 > set link mtu 1460 > set l2tp self 10.42.1.50 > set link enable incoming > > > > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org" > >
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