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From: Marc MERLIN <marc@merlins.org>
To: Chris Murphy <lists@colorremedies.com>
Cc: Btrfs BTRFS <linux-btrfs@vger.kernel.org>
Subject: Re: 4.11.1: cannot btrfs check --repair a filesystem, causes heavy memory stalls
Date: Mon, 22 May 2017 16:57:54 -0700	[thread overview]
Message-ID: <20170522235754.GJ29894@merlins.org> (raw)
In-Reply-To: <CAJCQCtSO5O7Pi-4oLsZNr6r6PLVEL6EXA6wpWPjBSUKYe9m4Gg@mail.gmail.com>

On Mon, May 22, 2017 at 05:26:25PM -0600, Chris Murphy wrote:
> On Mon, May 22, 2017 at 10:31 AM, Marc MERLIN <marc@merlins.org> wrote:
> 
> >
> > I already have 24GB of RAM in that machine, adding more for the real
> > fsck repair to run, is going to be difficult and ndb would take days I
> > guess (then again I don't have a machine with 32 or 48 or 64GB of RAM
> > anyway).
> 
> If you can acquire an SSD, you can give the system a bunch of swap,
> and at least then hopefully the check repair can complete. Yes it'll
> be slower than with real RAM but it's not nearly as bad as you might
> think it'd be, based on HDD based swap.

Oh, swap will work, you're sure? 
I already have an SSD, if that's good enough, I can give it a shot.

Thanks,
Marc
-- 
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
                                      .... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/  

  reply	other threads:[~2017-05-22 23:57 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-05-21 21:47 4.11.1: cannot btrfs check --repair a filesystem, causes heavy memory stalls Marc MERLIN
2017-05-21 23:45 ` Marc MERLIN
2017-05-22  1:35   ` Marc MERLIN
2017-05-22  9:19     ` Duncan
2017-05-23 17:15       ` Marc MERLIN
2017-05-22 16:31     ` Marc MERLIN
2017-05-22 23:26       ` Chris Murphy
2017-05-22 23:57         ` Marc MERLIN [this message]
2017-05-23  2:07           ` Chris Murphy
2017-05-23 11:21             ` Austin S. Hemmelgarn
2017-05-23 16:49               ` Marc MERLIN
2017-05-23 18:32               ` Kai Krakow
2017-05-24 11:57                 ` Austin S. Hemmelgarn

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