Date: Mon, 26 Jun 2006 16:25:04 -0700 From: "Matthew Jacob" <lydianconcepts@gmail.com> To: "Marc G. Fournier" <scrappy@hub.org> Cc: freebsd-stable@freebsd.org Subject: Re: Losing confidence in FreeBSD 6.x in a loaded environment ... :( Message-ID: <7579f7fb0606261625n619a6756w7e5be9a9166abbe9@mail.gmail.com> In-Reply-To: <20060626125727.W1114@ganymede.hub.org> References: <20060626125727.W1114@ganymede.hub.org>
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Well, I have to say that I had to reboot my 6.1 gateway on Sunday. It was 5.X prior to this and never had to be rebooted. On 6/26/06, Marc G. Fournier <scrappy@hub.org> wrote: > > Okay, now this is getting ridiculous .. and for all those that have been > helping me debug things over the past few days, this isn't a rant against > "people", its a rant against the state of FreeBSD 6.x :( > > Its got SERIOUS problems. > > As easy as it is to 'blame the hardware', I'm up to my third FreeBSD 6.x > system that is having problems now, all of which ran flawlessly under > FreeBSD 4-STABLE under some serious load ... > > And by 'serious load' .. jupiter (the one that was giving me the SegFaults > under those two kernels I tried) was up to 100 vServers running on it > while I was clearning things off of pluto to upgrade her to 6.x ... and > something like 209 days uptime ... > > Right now, I have 3 FreeBSD 4.x left in production, and 4 FreeBSD 6.x ... > > One 4.x server is running 87 vServers, has been up for 74 days now, and > vmstat 5 shows: > > # vmstat 5 > procs memory page disks faults cpu > r b w avm fre flt re pi po fr sr da0 da1 in sy cs us sy id > 3 5 0 3594432 228088 60 3 3 1 73 310 0 0 584 562 569 28 29 43 > 3 5 0 3578556 227384 546 0 1 7 592 0 0 18 434 1869 1647 7 11 83 > 2 5 0 3564464 225092 807 0 0 0 505 0 2 4 382 2698 2684 8 9 83 > > One of my 6.x just went down for the second time today ... locked up solid > ... first time it did it today, it was hitting maxpipekva, which seems to > be my biggest headache so far with 6.x ... > > Pluto, the one that we've been pretty much fighting over this past > weekend, is running 69 vServers, 1363 processes, a loadavg <1 ... and I'm > lucky to keep it running for 24 hours ... > > maxpipekva is set to: > > kern.ipc.maxpipekva: 67108864 - kern.ipc.pipekva: 35782656 > > It just doesn't feel like 6.x is as robust under loaded conditions as > 4-STABLE was ... :( > > I don't expect anything to get fixed based on this email ... it was more > to get off my chest about those that have been suggesting that I'm > overloading the server(s) and causing the problems ... I loaded them worse > under 4.x, with less problems ... hell, I got better uptimes under load > when I was using unionfs then 6.x right now is giving me *without* any > "funny mounts" :( > > > ---- > Marc G. Fournier Hub.Org Networking Services (http://www.hub.org) > Email . scrappy@hub.org MSN . scrappy@hub.org > Yahoo . yscrappy Skype: hub.org ICQ . 7615664 > _______________________________________________ > freebsd-stable@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-stable > To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" >
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