From mboxrd@z Thu Jan 1 00:00:00 1970 From: Michael Wyraz Subject: Status of cephfs / multiple mds Date: Wed, 22 Jun 2016 07:00:33 +0200 Message-ID: <576A1B71.6030300@wyraz.de> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT Return-path: Received: from vpsprod2.wyraz.de ([188.68.49.93]:51833 "EHLO mail.wyraz.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750748AbcFVFBZ convert rfc822-to-8bit (ORCPT ); Wed, 22 Jun 2016 01:01:25 -0400 Received: from localhost (localhost [127.0.0.1]) by mail.wyraz.de (Postfix) with ESMTP id 8AC998EDE3 for ; Wed, 22 Jun 2016 07:00:54 +0200 (CEST) Received: from mail.wyraz.de ([127.0.0.1]) by localhost (mail.wyraz.de [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id chZWS70nuQeI for ; Wed, 22 Jun 2016 07:00:34 +0200 (CEST) Received: from [192.168.10.10] (p50992bfa.dip0.t-ipconnect.de [80.153.43.250]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wyraz.de (Postfix) with ESMTPSA for ; Wed, 22 Jun 2016 07:00:34 +0200 (CEST) Sender: ceph-devel-owner@vger.kernel.org List-ID: To: "ceph-devel@vger.kernel.org" Hello, I'm curious what is the current state of the stability of cephfs when using multiple mds and/or snapshots. It seems that the "Early Adaptors" documentation has not changed since hammer, about 1 year ago. We have 2 major releases and many releases meanwhile. SO probably things have changed and there is more experience. Is it save now to run cephfs with more than 1 active mds? Kind regards, Michael.