Date: Sun, 9 Sep 2007 12:00:42 +0200 From: Peter Schuller <peter.schuller@infidyne.com> To: Kris Kennaway <kris@FreeBSD.org> Cc: Simun Mikecin <numisemis@yahoo.com>, freebsd-fs@freebsd.org, freebsd-current@freebsd.org Subject: Re: Swapping on ZFS - stability issue Message-ID: <20070909100041.GA60318@hyperion.scode.org> In-Reply-To: <46E3519E.3040001@FreeBSD.org> References: <855622.76488.qm@web36601.mail.mud.yahoo.com> <20070908215102.GA8291@hyperion.scode.org> <46E3519E.3040001@FreeBSD.org>
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--LQksG6bCIzRHxTLp Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable [kris] > Please follow the directions in the developers handbook chapter on kernel= =20 > debugging to obtain the relevant debugging information. Apologies. Aside from the first instance, where the machine had sat there for 12+ hours, I never got any panic message or anything like that which gives an opportunity for a stacktrace, etc. [pjd] > This is a known issue also in OpenSolaris. ZFS needs to allocate memory > to send I/O request, and when there is no memory, it can't allocate it > thus can't swap a process out and free it. Ok, so a known issue. Unless someone tells me otherwise I'll update the ZFS-on-FreeBSD Wiki pages to warn about this issue (assuming it's editable by me). Thank you, --=20 / Peter Schuller PGP userID: 0xE9758B7D or 'Peter Schuller <peter.schuller@infidyne.com>' Key retrieval: Send an E-Mail to getpgpkey@scode.org E-Mail: peter.schuller@infidyne.com Web: http://www.scode.org --LQksG6bCIzRHxTLp Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFG48RJDNor2+l1i30RAu0YAKC7zHGvcHL5iwVpma0xhrraqwl8mACfTuTB oeB8gVcSyZEUlqAXxe8poYI= =jI+K -----END PGP SIGNATURE----- --LQksG6bCIzRHxTLp--
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