Date: Sat, 08 Jan 2005 03:28:14 -0500 From: Sean <rsh.lists@comcast.net> To: current@freebsd.org Subject: Re: MFC wishlist Message-ID: <41DF999E.7060403@comcast.net> In-Reply-To: <20050108034424.GA94365@troutmask.apl.washington.edu> References: <41DF253C.5040705@fer.hr> <20050108005540.GB93568@troutmask.apl.washington.edu> <20050108030707.GA3656@frontfree.net> <20050108034424.GA94365@troutmask.apl.washington.edu>
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Steve Kargl wrote: > On Sat, Jan 08, 2005 at 11:07:07AM +0800, Xin LI wrote: > >>On Fri, Jan 07, 2005 at 04:55:40PM -0800, Steve Kargl wrote: >> >>>On Sat, Jan 08, 2005 at 01:11:40AM +0100, Ivan Voras wrote: >>> >>>>It's been a while now and (judging from this list at least), people are >>>>not complaining about ULE, so maybe (with re@ approval) the fix & >>>>supporting infrastructure could be brought to RELENG_5? >>>> >>> >>>That's not a good idea. I can lock up ULE+PREEMPTION on >>>a dual amd64 system within 30 minutes. The system is >>>runnnig X11 and normally firefox (or other threaded >>>app) and it simply freezes. No panic. No keyboard >>>response. Nothing. >> >>This is observed in pre-5.3RELEASE CURRENT, but I thought Jeff has >>already fixed it in -CURRENT. I don't have dual amd64 system to do >>such experiments, are you sure you are talking about the latest >>6-CURRENT, or just 5.3? >> > > > Yes, I'm talking about 6-CURRENT. My last kernel/world build is > 04 Jan 05. I can only invoke the problem with X11 running, and > I currently don't have a serial console on this system. I'm > guessing that I hit a deadlock (or livelock). > I also have a dual amd64 and 6-CURRENT and had all sort of problems when I tried ULE. Sean
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