From mboxrd@z Thu Jan 1 00:00:00 1970 From: Smart Weblications GmbH - Florian Wiessner Subject: Re: Ceph fs stability Date: Thu, 02 Aug 2012 19:26:49 +0200 Message-ID: <501AB859.4040402@smart-weblications.de> References: <501AB499.1080706@gmail.com> Reply-To: f.wiessner@smart-weblications.de Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mx01.smart-weblications.de ([188.65.144.36]:56616 "EHLO mx01.smart-weblications.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754513Ab2HBR0Y (ORCPT ); Thu, 2 Aug 2012 13:26:24 -0400 In-Reply-To: <501AB499.1080706@gmail.com> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Niko! Cc: ceph-devel@vger.kernel.org Am 02.08.2012 19:10, schrieb Niko!: > Hi! >=20 > we are using ceph 0.48 on three nodes to provide rbd images for furth= er four kvm > nodes (not kernel mapped) with no big issues and would mount the ceph= fs on the > kvm nodes just to store xml virtual machine definitions in order to h= ave them > immediately in the case an host crashes (we are in multimds configura= tion). As > ceph fs is not production ready what are the possible problems? May t= he fs > corrupt the rbd pool or damages will be limited only to the data/meta= data pools > (acceptable for us)? may the fs hang the entire cluster or kvm client= nodes? >=20 Don't use it for now, it is too buggy - you sometimes cannot delete fil= es or rename them, or the fuse client crashes.. what we do instead is use a mapped rbd device with ocfs2 - works stable= =2E --=20 Mit freundlichen Gr=FC=DFen, =46lorian Wiessner Smart Weblications GmbH Martinsberger Str. 1 D-95119 Naila fon.: +49 9282 9638 200 fax.: +49 9282 9638 205 24/7: +49 900 144 000 00 - 0,99 EUR/Min* http://www.smart-weblications.de -- Sitz der Gesellschaft: Naila Gesch=E4ftsf=FChrer: Florian Wiessner HRB-Nr.: HRB 3840 Amtsgericht Hof *aus dem dt. Festnetz, ggf. abweichende Preise aus dem Mobilfunknetz -- 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