Date: Thu, 03 Apr 2008 13:43:14 +0200 From: Ivan Voras <ivoras@freebsd.org> To: freebsd-stable@freebsd.org Subject: Re: ZFS & Bittorent -> Hang? Message-ID: <ft2fsj$7i7$1@ger.gmane.org> In-Reply-To: <16447331.post@talk.nabble.com> References: <16447331.post@talk.nabble.com>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig2266955316386F493D025CC2 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable jbsnyder wrote: > Hi - >=20 > I'm not yet filing a PR on this since I'm wondering if anyone else has > experienced this issue. I've got ZFS running on a raid-z with 4 disks,= > C2Duo 2.33 Ghz, 64-bit FreeBSD 7 release, 4GB RAM. For the most part t= his > has been working perfectly, but I recently I tried using transmission-d= aemon > (a bittorrent client/daemon) to download a few things and noticed that = if it > runs for an extended period of time, a lot of processes are waiting on = zfs > and just hang. If I'm not logged in while this is happens, SSH access > hangs. Also, if I manage to be logged in, AFP access to the volume, an= d > some heavier disk access items (like building from ports at stages of > unzipping archives and checksumming) seem to hang as well. >=20 > I've not done extensive testing, but the same behavior has been exhibit= ed > both times I've tried it. The interesting thing is that the transmissi= on > seems to keep on chugging, and does finish downloading eventually, it's= just > that everything else doesn't get a chance at getting some IO, even if I= kill > the transmission-daemon. >=20 > I've done the recommended tweaks on the freebsd wiki for AMD64 machines= , and > I'm running ULE. Otherwise things are pretty standard. >=20 > I'll file a more detailed PR with some additional testing if nobody els= e has > encountered this and/or has a workaround. http://wiki.freebsd.org/ZFSKnownProblems This looks like #1. --------------enig2266955316386F493D025CC2 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQFH9MLTldnAQVacBcgRAondAKCSXswSZV/QMcR8/2v4+APY+pudMgCgwhiy d4Thf+oYM0cIZkEcukP5fxI= =batQ -----END PGP SIGNATURE----- --------------enig2266955316386F493D025CC2--
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