Date: Sun, 05 Jan 2014 08:40:56 -0700 From: Ian Lepore <ian@FreeBSD.org> To: Thomas Mueller <mueller6724@bellsouth.net> Cc: freebsd-stable@FreeBSD.org Subject: Re: How to make boot wait a few seconds more for device response? Message-ID: <1388936456.1158.308.camel@revolution.hippie.lan> In-Reply-To: <674003.48630.bm@smtp114.sbc.mail.gq1.yahoo.com> References: <43.76.14229.524B7C25@cdptpa-oedge01> <52C7EC3E.6070709@grosbein.net> <20140104213749.GA60414@neutralgood.org> <1388873531.1158.306.camel@revolution.hippie.lan> <674003.48630.bm@smtp114.sbc.mail.gq1.yahoo.com>
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On Sat, 2014-01-04 at 23:20 -0800, Thomas Mueller wrote: > > I think vfs.mountroot.timeout is the tunable that gets the effect you > > want. It defaults to 3 seconds. > > -- Ian > > I don't see this documented anywhere, looked through "man loader.conf" and /boot/defaults/loader.conf . > > Is vfs.mountroot.timeout in milliseconds, like 3000 for default? > > I guess I could set vfs.mountroot.timeout=15000 then? > > I could also try setting kern.cam.boot.delay to something higher than the default 10000, though it seems 10 seconds should be long enough. > > Or maybe kern.cam.scsi delay to something higher than the default 2000. Maybe that would help avoid problems with wlan0 going down and up with USB-stick wireless adapter Hiro H50191, device rsu, especially on FreeBSD 10-prerelease amd64? I also get kernel messages throwing mud in my face about the Logitech USB mouse disconnecting when it's really connected and active. > > But I really ought to try with FreeBSD 10-prerelease i386 on USB 3.0 stick and 11-headamd64 and i386 onhard drive. > > Tom I don't know whether it's documented anywhere, I just remembered seeing it in the source when I was working on a change to nfs root filesystems, so I grepped and re-found it yesterday. I think it's set in terms of whole seconds. -- Ian
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