All of lore.kernel.org
 help / color / mirror / Atom feed
From: "Jan Kundrát" <jan.kundrat@fzu.cz>
To: "Jérôme Petazzoni" <jp@enix.org>
Cc: xen-devel <xen-devel@lists.sourceforge.net>
Subject: Re: suggested domain0 memory size
Date: Mon, 20 Dec 2004 16:38:58 +0100	[thread overview]
Message-ID: <41C6F212.2000809@fzu.cz> (raw)
In-Reply-To: <41C61809.9090802@enix.org>

Jérôme Petazzoni wrote:
>> Thanks, but what do you think about 32MB?
> 
> 
> I had serious problems with low-memory domain0. It caused problems with 
> the backend of the block devices of other domains (those domains got I/O 
> errors). I would not go below 64 MB, unless maybe by tweaking VM "will 
> to swap" to be sure to have enough kernel memory available at anytime.

Thanks for feedback. I'm using file-backed VBDs (ie. domains are using 
files stored under domain0's filesystem). BTW, what is the 
lowest-memory-hungry filesystem for this usage? Or should be something 
like LVM better?

TIA,
jkt

-- 
cd /local/pub && more beer > /dev/mouth



-------------------------------------------------------
SF email is sponsored by - The IT Product Guide
Read honest & candid reviews on hundreds of IT Products from real users.
Discover which products truly live up to the hype. Start reading now.
http://productguide.itmanagersjournal.com/

  reply	other threads:[~2004-12-20 15:38 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-12 19:52 suggested domain0 memory size Jan Kundrát
2004-12-12 20:10 ` Ian Pratt
2004-12-12 20:36   ` Jan Kundrát
2004-12-20  0:08     ` Jérôme Petazzoni
2004-12-20 15:38       ` Jan Kundrát [this message]
2004-12-12 20:49   ` Jan Kundrát
2004-12-12 21:09     ` Keir Fraser
2004-12-12 21:12       ` Jan Kundrát
2004-12-12 21:16         ` Keir Fraser

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=41C6F212.2000809@fzu.cz \
    --to=jan.kundrat@fzu.cz \
    --cc=jp@enix.org \
    --cc=xen-devel@lists.sourceforge.net \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.