Date: Thu, 14 Dec 2000 11:03:36 -0800 (PST) From: John Baldwin <jhb@FreeBSD.ORG> To: Matthew Jacob <mjacob@feral.com> Cc: alpha@FreeBSD.ORG Subject: RE: mutex/ithread jitters? Message-ID: <XFMail.001214110336.jhb@FreeBSD.org> In-Reply-To: <Pine.LNX.4.21.0012141032090.28426-100000@zeppo.feral.com>
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On 14-Dec-00 Matthew Jacob wrote: > > Since I (and maybe only I :-)) have gotten a 4100 up and running, I've been > experiencing the following two behaviours: > > Periodic messages like: > > (da1:isp0:0:3:0): isp0: watchdog timeout (cf, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (21, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (9, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (65, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (c8, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (6e, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (1a, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (2, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (ee, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (cb, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (d4, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (d6, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (c8, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (89, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (56, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (19, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (ec, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (91, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (e0, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (50, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (77, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (5b, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (5, 0) > (da1:isp0:0:3:0): isp0: watchdog timeout (c3, 0) > > > and > > 'freezes' while rlogin'd in. > > > Has anyone else seen anything like this? The former, which really shouldn't > happen at all at all (and doesn't under 4.2 in the same framework) indicates > a > completely lost interrupt. The latter I'm not sure about, but it could be the > same. Sounds like lost interrupts. Possibly the interrupt isn't being enabled properly after the ithread finishes running the handler. > -matt -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.Baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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