From: "Pasi Kärkkäinen" <pasik@iki.fi>
To: ccmail111 <ccmail111@yahoo.com>
Cc: Dan Magenheimer <dan.magenheimer@oracle.com>,
xen-devel@lists.xensource.com
Subject: Re: Fw: Not enough RAM for domain 0 allocation
Date: Sat, 20 Mar 2010 08:59:50 +0200 [thread overview]
Message-ID: <20100320065950.GP1878@reaktio.net> (raw)
In-Reply-To: <909280.98636.qm@web34208.mail.mud.yahoo.com>
On Fri, Mar 19, 2010 at 11:37:34PM -0700, ccmail111 wrote:
> Thanks Dan.
> I am past that and see different error now:
>
> "Xen: Scrubbing Free RAM ............"
> Then the xterm(screen) goes blank..
>
> Any thoughts ?
>
This is when Xen boots/starts the dom0 Linux kernel.
It sounds like your dom0 kernel console settings (cmdline parameters)
are not correct.
-- Pasi
> SV
> --- On Fri, 3/19/10, Dan Magenheimer <dan.magenheimer@oracle.com> wrote:
>
> From: Dan Magenheimer <dan.magenheimer@oracle.com>
> Subject: RE: [Xen-devel] Fw: Not enough RAM for domain 0 allocation
> To: "ccmail111" <ccmail111@yahoo.com>, xen-devel@lists.xensource.com
> Date: Friday, March 19, 2010, 9:16 PM
>
> Your kernel and initrd are compressed and still exceed 512MB? That is very
> unusual. Are you building everything in your dom0 kernel? (e.g. answering yes
> to all drivers, and everything when configuring your kernel?) If so, thatâ**s
> not a good idea and is likely contributing to your problem.
>
>
>
> You didnâ**t say how much memory is in your machine. If you have enough, you
> can try dom0_mem=768M or dom0_mem=1GB and so on.
>
>
>
> If those suggestions donâ**t work, sorry, maybe someone else can answer but this
> is probably a xen-users list question than a xen-devel question.
>
>
>
> From: ccmail111 [mailto:ccmail111@yahoo.com]
> Sent: Friday, March 19, 2010 5:47 PM
> To: xen-devel@lists.xensource.com; Dan Magenheimer
> Subject: RE: [Xen-devel] Fw: Not enough RAM for domain 0 allocation
>
>
>
> Hi Dan,
>
> Thanks for response.
>
>
>
> I just tried (with dom0_mem=512M) and see error:
>
> "Domain 0 allocation is too small for kernel image"
>
>
>
> But if I dont use the parameter I see error as in subject line which is
> different.
>
> Question is: does subject line error printed by kernel ? Any kernel parameter
> that I need to change during build ?
>
>
>
> Any suggestions ?
>
> Is there anyway I can specifiy the max for kernel and xen ?
>
>
>
> Thanks,
>
>
>
> SV
>
>
>
> --- On Fri, 3/19/10, Dan Magenheimer <dan.magenheimer@oracle.com> wrote:
>
> From: Dan Magenheimer <dan.magenheimer@oracle.com>
> Subject: RE: [Xen-devel] Fw: Not enough RAM for domain 0 allocation
> To: "ccmail111" <ccmail111@yahoo.com>, xen-devel@lists.xensource.com
> Date: Friday, March 19, 2010, 6:10 PM
>
> You should be able to get around this problem by specifying dom0_mem= on the
> Xen boot line, e.g.:
>
>
>
> kernel /boot/xen.gz noreboot loglvl=all dom0_mem=256M
>
>
>
> From: ccmail111 [mailto:ccmail111@yahoo.com]
> Sent: Friday, March 19, 2010 3:43 PM
> To: xen-devel@lists.xensource.com
> Subject: [Xen-devel] Fw: Not enough RAM for domain 0 allocation
>
>
>
> --- On Fri, 3/19/10, ccmail111 <ccmail111@yahoo.com> wrote:
>
> From: ccmail111 <ccmail111@yahoo.com>
> Subject: Not enough RAM for domain 0 allocation
> To: "Fajar A. Nugraha" <fajar@fajar.net>
> Cc: xen-users@lists.xensource.com
> Date: Friday, March 19, 2010, 5:38 PM
>
>
>
> Hi,
>
>
>
> I see above error when xen tries to boot up.
>
>
>
> The grub.conf is:
>
>
>
> title Dom0 Xen 3.4.2 XenLinux 2.6
> kernel /boot/xen.gz noreboot loglvl=all
> module /boot/vmlinuz.vm root=dev/ram0 ro
> module /boot/ramdisk.gz
>
> Looking through archives I found couple of pointers but no solution.
>
> The closest I see:
>
> [1]http://www.mailinglistarchive.com/xen-devel@lists.xensource.com/msg56592.html
>
> by Keir:
>
>
>
> " Either this restriction of the domain builder needs
> to be lifted (a bit of a pain and not really on anyone's todo list), ..."
>
>
>
> Any solutions/suggestions is appreciated !
>
>
>
> Thanks !
>
>
>
> SV
>
>
>
>
>
>
>
>
>
> References
>
> Visible links
> 1. http://www.mailinglistarchive.com/xen-devel@lists.xensource.com/msg56592.html
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@lists.xensource.com
> http://lists.xensource.com/xen-devel
prev parent reply other threads:[~2010-03-20 6:59 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-19 21:42 Fw: Not enough RAM for domain 0 allocation ccmail111
2010-03-19 22:10 ` Dan Magenheimer
2010-03-19 23:47 ` ccmail111
2010-03-20 1:16 ` Dan Magenheimer
2010-03-20 6:37 ` ccmail111
2010-03-20 6:59 ` Pasi Kärkkäinen [this message]
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