Date: Mon, 18 Feb 2008 21:01:13 -0500 From: "Alexandre \"Sunny\" Kovalenko" <gaijin.k@gmail.com> To: Robert Watson <rwatson@FreeBSD.org> Cc: freebsd-fs@freebsd.org, freebsd-security@freebsd.org, Jim Bryant <freebsd@electron-tube.net>, freebsd-stable@freebsd.org, FreeBSD-bugs@freebsd.org Subject: Re: How to take down a system to the point of requiring a newfs with one line of C (userland) Message-ID: <1203386473.19985.14.camel@RabbitsDen> In-Reply-To: <20080218171841.O49202@fledge.watson.org> References: <47B90868.7000900@electron-tube.net> <47B91080.9010109@electron-tube.net> <20080218142004.O49202@fledge.watson.org> <20080218171841.O49202@fledge.watson.org>
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On Mon, 2008-02-18 at 17:21 +0000, Robert Watson wrote: > On Mon, 18 Feb 2008, Robert Watson wrote: > > > Hopefully this bug will get resolved shortly, and then we can evaluate if an > > errata notice is necessary. > > FYI, I have been unable, thus far, to reproduce it with 150,000 entries in the > root of a test file system on an 8.x kernel. I'm not set up to test 6.x and > 7.x currently, and have other obligations tht will prevent me from setting up > 6.x and 7.x test images for a few days. FWIW: I can not reproduce this on the 7.0-RC2: twinhead# umount /usr/ports/distfiles twinhead# sync twinhead# sync twinhead# sync twinhead# sync twinhead# mount /usr/ports/distfiles twinhead# df -k Filesystem 1024-blocks Used Avail Capacity Mounted on /dev/da0s1a 8119416 4714312 2755552 63% / devfs 1 1 0 100% /dev /dev/da0s3d 7054514 1032194 5457960 16% /home /dev/stripe/shared 103288206 66041510 28983640 69% /SHARED /dev/stripe/S0 378425950 116115180 232036694 33% /STORAGE procfs 4 4 0 100% /proc /dev/ad4s2 47298314 4314412 39200038 10% /usr/ports/distfiles twinhead# cd /usr/ports/distfiles twinhead# ls | egrep "^[0-9]" | wc -l 10000 twinhead# ls | wc -l 10673 twinhead# uname -a FreeBSD twinhead.rabbitslawn.verizon.net 7.0-RC2 FreeBSD 7.0-RC2 #0: Sat Feb 16 08:44:12 EST 2008 root@twinhead.rabbitslawn.verizon.net:/usr/obj/usr/src/sys/TWINHEAD i386 If this makes any difference, this is SMP machine running SMP kernel. > > If people who can reproduce this problem could send kernel stack traces (etc) > as a follow-up to the PR, that would be most helpful. Right now it's sparse > on actual debugging data. > > Robert N M Watson > Computer Laboratory > University of Cambridge > _______________________________________________ > 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" -- Alexandre "Sunny" Kovalenko (Олександр Коваленко)
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