Date: Sat, 28 Sep 2013 16:25:33 +0200 From: Roland Smith <rsmith@xs4all.nl> To: yudi v <yudi.tux@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Is it possible to suspend to disk with geli+Root on ZFS installation Message-ID: <20130928142533.GA94941@slackbox.erewhon.net> In-Reply-To: <CACo--mvXAR5oCU%2Bv=eiQPjTUB4XPWMO0QMNjtGnUZ2u9D5%2BjBw@mail.gmail.com> References: <CACo--mvXAR5oCU%2Bv=eiQPjTUB4XPWMO0QMNjtGnUZ2u9D5%2BjBw@mail.gmail.com>
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--9amGYk9869ThD9tj Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Sep 27, 2013 at 05:37:55PM +1000, yudi v wrote: > Hi all, >=20 > Is it possible to suspend to disk (hibernate) when using geli for full di= sk > encryption.=20 As far as I can tell, FreeBSD doesn't support suspend to disk on all architectures. On amd64 the necessary infrastructure doesn't exist, and on i386 FPU state is lost, there is no multiprocessor support and some MSRs are not restored [1]. [1]: https://wiki.freebsd.org/SuspendResume And even suspend to RAM doesn't work on every machine [2]. [2]: https://wiki.freebsd.org/IdeasPage#Suspend_to_disk Roland --=20 R.F.Smith http://rsmith.home.xs4all.nl/ [plain text _non-HTML_ PGP/GnuPG encrypted/signed email much appreciated] pgp: 1A2B 477F 9970 BA3C 2914 B7CE 1277 EFB0 C321 A725 (KeyID: C321A725) --9amGYk9869ThD9tj Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.21 (FreeBSD) iEYEARECAAYFAlJG5t0ACgkQEnfvsMMhpyUnTACbBDhYizDbDOH5fwrhYn3T9rvz vIkAnRzRadLsAMemN/gso26Md/fU4DvA =52FV -----END PGP SIGNATURE----- --9amGYk9869ThD9tj--
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