From mboxrd@z Thu Jan 1 00:00:00 1970 From: Loic Dachary Subject: Re: Stopping ceph daemons during the upgrade Date: Mon, 18 Aug 2014 18:00:00 +0200 Message-ID: <53F22300.6080702@dachary.org> References: <53F21994.5000202@dachary.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="5Qppk4aEfccTeqMIJCIJ0lDv2ieaKG7Uq" Return-path: Received: from mail2.dachary.org ([91.121.57.175]:33360 "EHLO smtp.dmail.dachary.org" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750911AbaHRQAH (ORCPT ); Mon, 18 Aug 2014 12:00:07 -0400 In-Reply-To: Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Dan Van Der Ster Cc: Ceph Development This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --5Qppk4aEfccTeqMIJCIJ0lDv2ieaKG7Uq Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable Hi Dan, Pre-loading the erasure code plugins will reduce this race condition (i.e= =2E the files will have to be modified between the start of the ceph-osd = process and the bootstrap phase where it loads the plugins for it to happ= en) and it seems to be preferable to stopping the daemons. Thanks for giv= ing an additional incentive to go in this direction ! Cheers On 18/08/2014 17:31, Dan Van Der Ster wrote: > Hi, >=20 > On 18 Aug 2014, at 17:19, Loic Dachary wrote: >=20 >> there probably is a way to do something similar with RPM packages.=20 >=20 > That behaviour (well, close enough) just _removed_ from firefly, see: > https://github.com/ceph/ceph/commit/361c1f8554ce1fedfd0020cd306c41b0b= a25f53e >=20 > I don=92t have a strong opinion if the pkg update should restart the da= emon or not =97 but we should try not to change this too often as it chan= ges our operating procedures. >=20 > Cheers, Dan-- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" i= n > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html >=20 --=20 Lo=EFc Dachary, Artisan Logiciel Libre --5Qppk4aEfccTeqMIJCIJ0lDv2ieaKG7Uq Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEYEARECAAYFAlPyIwEACgkQ8dLMyEl6F21oPACeI6thfAE2KZ41tb8fMWAYHhrt GNoAoLwOm/EwpXFjUOQJDV2ppYdCUAiX =heYq -----END PGP SIGNATURE----- --5Qppk4aEfccTeqMIJCIJ0lDv2ieaKG7Uq--