linux-kernel - Re: [Ocfs2-devel] [PATCH next] ocfs2: Reduce object size of mlog uses

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Message-ID: <20150424203150.GS17170@wotan.suse.de>
Date:	Fri, 24 Apr 2015 13:31:51 -0700
From:	Mark Fasheh <mfasheh@...e.de>
To:	Richard Weinberger <richard.weinberger@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Joe Perches <joe@...ches.com>, ocfs2-devel@....oracle.com,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Ocfs2-devel] [PATCH next] ocfs2: Reduce object size of mlog uses

On Fri, Apr 24, 2015 at 01:37:34AM +0200, Richard Weinberger wrote:
> On Fri, Apr 24, 2015 at 1:19 AM, Andrew Morton
> <akpm@...ux-foundation.org> wrote:
> > On Thu, 23 Apr 2015 16:04:18 -0700 Mark Fasheh <mfasheh@...e.de> wrote:
> >
> >> > This code needs some pretty serious rework and rethink, perhaps
> >> > involving a change to the emitted info.  I was hoping one of the ocfs2
> >> > developers would take the bait, but they're all in hiding.
> >>
> >> If it functions the same and doesn't have a major performance change, I'm
> >> pretty sure it'll be fine. We sometimes ask customers to enable some of the
> >> debugging if they are having an issue. I would ask that it be tested
> >> on a live system - a local fs, no cluster or cluster config required.
> >
> > Is there a simpleton's guide to testing ocfs2 on a local disk?  One
> > which assumes a starting point of "knows how to type".
> 
> See http://docs.oracle.com/cd/E37670_01/E41138/html/ol_crlcl_ocfs2.html

As Richard points out, it's pretty straightforward, just use the '-M local'
switch to mkfs.ocfs2. From there mount.ocfs2 will do the right thing when
you ask it to load the file system.
	--Mark

--
Mark Fasheh
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