Date: Sun, 28 Oct 2001 10:56:42 -0800 (PST) From: Julian Elischer <julian@elischer.org> To: Trond Davidsen <trond.davidsen@ii.uib.no> Cc: freebsd-net@freebsd.org, archie@freesd.org Subject: Re: Mpd with a large number, 200+ , of bundles Message-ID: <Pine.BSF.4.21.0110281056180.21253-100000@InterJet.elischer.org> In-Reply-To: <3BD6FA2F.6070509@ii.uib.no>
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Did archie get back to you on this one? On Wed, 24 Oct 2001, Trond Davidsen wrote: > Hi, > some info about the machine: > > vpn-gw2# uname -a > FreeBSD vpn-gw2 4.4-STABLE FreeBSD 4.4-STABLE #2: Tue Oct 16 16:42:27 > CEST 2001 root@vpn-gw2:/usr/obj/usr/src/sys/VPN-GW2 i386 > vpn-gw2# > > The machine is a dual 700MHz PIII with 512MB ram and 3 3c905B nics. > /etc/sysctl.conf looks like this: > > vpn-gw2# cat /etc/sysctl.conf > kern.ipc.shm_use_phys=1 > vfs.vmiodirenable=1 > net.inet.tcp.sendspace=65535 > net.inet.tcp.recvspace=65535 > net.inet.tcp.always_keepalive=1 > kern.ipc.somaxconn=1024 > net.inet.ip.rtexpire=10 > > > I'm trying to set up mpd as a replacement for poptop + ppp. But I run > into a problem when I try to configure more than 100 bundles. When I > configure 30 bundles, everything works nicely. When I configure 100 > bundles, things seems to work nicely, but when I run ngctl, I get the > following error when typing 'list' at the ngctl prompt: > > > [lines for ng100 - ng24 removed] > > Name: ng23 Type: iface ID: 00000849 Num hooks: 1 > Name: <unnamed> Type: socket ID: 00000848 Num hooks: 2 > Name: <unnamed> Type: vjc ID: 00000847 Num hooks: 4 > Name: <unnamed> Type: bpf ID: 00000846 Num hooks: 3 > Name: mpd37379-pptp12 Type: ppp ID: 00000845 Num hooks: 6 > Name: ng22 Type: iface ID: 00000844 Num hooks: 1 > Name: <unnamed> Type: socket ID: 00000843 Num hooks: 2 > Name: <unnamed> Type: vjc ID: 00000842 Num hooks: 4 > Name: <unnamed> Type: bpf ID: 00000841 Num hooks: 3 > Name: xl0 Type: ether ID: 00000001 Num hooks: 0 > ngctl: send msg: No such file or directory > + quit > > it seems to be missing ng0 - ng21, but ifconfig shows all the > interfaces. Earlier ngctl would not list any interfaces but print > something like the following: > > + list > ngctl: send msg: No buffer space available > + quit > > which buffer is this, and how do I make it larger? > > > On a PIII 1.3GHz with 1GB ram, trying to run with 110 bundles: > > vpn-gw3# uname -a > FreeBSD vpn-gw3 4.4-STABLE FreeBSD 4.4-STABLE #0: Thu Oct 18 18:37:21 > CEST 2001 root@vpn-gw3:/usr/obj/usr/src/sys/VPN-GW3 i386 > vpn-gw3# > > > [cut out 97 bundle configs] > > [pptp98] ppp node is "mpd18285-pptp98" > [pptp98] using interface ng108 > Radius: radius_Init > > [pptp99] ppp node is "mpd18285-pptp99" > [pptp99] using interface ng109 > Radius: radius_Init > > [pptp100] can't name ppp node: Address already in use > [pptp100] netgraph initialization failed > [pptp101] can't name ppp node: Address already in use > [pptp101] netgraph initialization failed > [pptp102] can't name ppp node: Address already in use > [pptp102] netgraph initialization failed > [pptp103] can't name ppp node: Address already in use > [pptp103] netgraph initialization failed > [pptp104] can't name ppp node: Address already in use > [pptp104] netgraph initialization failed > [pptp105] can't name ppp node: Address already in use > [pptp105] netgraph initialization failed > [pptp106] can't name ppp node: Address already in use > [pptp106] netgraph initialization failed > [pptp107] can't name ppp node: Address already in use > [pptp107] netgraph initialization failed > [pptp108] can't name ppp node: Address already in use > [pptp108] netgraph initialization failed > [pptp109] can't name ppp node: Address already in use > [pptp109] netgraph initialization failed > [pptp110] can't name ppp node: Address already in use > [pptp110] netgraph initialization failed > [pptp99:pptp99] > > > vpn-gw3# ngctl > + list > ngctl: send msg: No buffer space available > + > > This is with standard sendspace/recvspace. > > > Trond > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-net" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-net" in the body of the message
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