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Date:      Wed, 14 Mar 2001 19:40:12 -0500 (EST)
From:      Andrew Gallatin <gallatin@cs.duke.edu>
To:        John Baldwin <jhb@FreeBSD.ORG>
Cc:        alpha@FreeBSD.ORG
Subject:   Re: Deadlocks, whee!
Message-ID:  <15024.3948.98001.417245@grasshopper.cs.duke.edu>
In-Reply-To: <XFMail.010314152159.jhb@FreeBSD.org>
References:  <XFMail.010314152159.jhb@FreeBSD.org>

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John Baldwin writes:
 > Hi all,
 > 
 > I managed to deadlock my alpha yesterday with a -j 4 buildworld.  Previously it
 > would die when it trapped with a raised IPL as a blockable mtx_lock() of lockmgr
 > in trap().  I'm not sure if these two things are related or not.  I'll try a
 > normal world without -j X today to see if it fairs better.  Just FYI for those
 > running current that heavy load may deadlock right now. :(

The machine is really deadlocked, or just one process is wedged and
the buildworld stalled?

Drew

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