From: Mikhail Sennikovskii <mikhail.sennikovskii@profitbricks.com>
To: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] memory hotplug with 2.1.2
Date: Fri, 17 Oct 2014 17:46:59 +0200 [thread overview]
Message-ID: <544139F3.1030106@profitbricks.com> (raw)
In-Reply-To: <544137E1.7050908@profitbricks.com>
Ah, just noticed there is a bug related to this:
https://bugzilla.redhat.com/show_bug.cgi?id=1150930
Mikhail
On 17.10.2014 17:38, Mikhail Sennikovskii wrote:
> Hi all,
>
> Trying to hotplug RAM with qemu 2.1.2 using
>
> object_add memory-backend-ram,id=ram1,size=128M
> device_add pc-dimm,id=dimm1,memdev=ram1
>
> gives the following error:
> {{{
> 'DIMM property node has value 0' which exceeds the number of numa
> nodes: 0
> Device 'pc-dimm' could not be initialized
> }}}
>
> which goes away if I add a "dummy" numa node via command line at VM
> creation -numa node,nodeid=0
>
> This behavior was introduced by the commit
> 9a72433843d912a45046959b1953861211d1838d, and disabling the check
> makes the hotplug work again for me.
>
> Is this a regression, or just some memory hotplug semantic change? And
> in the latter case, could you specify the proper semantic I should use?
>
> Thanks,
> Mikhail
>
next prev parent reply other threads:[~2014-10-17 15:47 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-10-17 15:38 [Qemu-devel] memory hotplug with 2.1.2 Mikhail Sennikovskii
2014-10-17 15:46 ` Mikhail Sennikovskii [this message]
[not found] ` <CABYiri9+8D=rTVfoJXipy3q8J_bRjnk58D7csPT6jHok4FxnHg@mail.gmail.com>
2014-10-17 17:11 ` Mikhail Sennikovskii
2014-10-18 2:39 ` zhanghailiang
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=544139F3.1030106@profitbricks.com \
--to=mikhail.sennikovskii@profitbricks.com \
--cc=qemu-devel@nongnu.org \
/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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).