Re: [Users] oVirt Node (HyperVisor) - Memory Usage
-----Original Message----- From: Alex Leonhardt [alex.tuxx@gmail.com] Received: Friday, 11 Jan 2013, 11:28 To: oVirt Mailing List [users@ovirt.org] Subject: [Users] oVirt Node (HyperVisor) - Memory Usage Hi All, I've just had a little check on a hyper-visor (based on Centos 6.3) VDSM versions: vdsm.x86_64 4.10.0-0.44.14.el6 vdsm-cli.noarch 4.10.0-0.44.14.el6 vdsm-python.x86_64 4.10.0-0.44.14.el6 vdsm-xmlrpc.noarch 4.10.0-0.44.14.el6 BUT - my concern is more that a VMs virtual memory (VSZ) allocation is much higher than that of its configuration ? qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name Alex -- | RHCE | Senior Systems Engineer | www.vcore.co | www.vsearchcloud.com | Alex, What usage do you see and what did you configure?
qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name above example shows ~3 Gig VSZ but only 2048m are actually configured ... if i'm not too blind and dumb :) ... 3030420 kb = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram ... Alex
------=_Part_5028320_994226604.1358234237473 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Hi Alex, Interesting, we'll need to look into it. Do you mind opening a BZ? I'll see that it's routed to the relevant people. Thanks! Doron ----- Original Message -----
From: "Alex Leonhardt" <alex.tuxx@gmail.com> To: "Doron Fediuck" <dfediuck@redhat.com> Cc: "oVirt Mailing List" <users@ovirt.org> Sent: Monday, January 14, 2013 7:41:40 PM Subject: Re: [Users] oVirt Node (HyperVisor) - Memory Usage
qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name
above example shows ~3 Gig VSZ but only 2048m are actually configured ...
if i'm not too blind and dumb :) ... 3030420 kb = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram ...
Alex
------=_Part_5028320_994226604.1358234237473 Content-Type: text/html; charset=utf-8 Content-Transfer-Encoding: quoted-printable <html><head><style type=3D'text/css'>p { margin: 0; }</style></head><body><= div style=3D'font-family: times new roman,new york,times,serif; font-size: = 12pt; color: #000000'>Hi Alex,<br>Interesting, we'll need to look into it.<= br>Do you mind opening a BZ? I'll see that it's routed to the relevant peop= le.<br><br>Thanks!<br>Doron<br><br><br><hr id=3D"zwchr"><blockquote style= =3D"border-left:2px solid rgb(16, 16, 255);margin-left:5px;padding-left:5px= ;color:#000;font-weight:normal;font-style:normal;text-decoration:none;font-= family:Helvetica,Arial,sans-serif;font-size:12pt;"><b>From: </b>"Alex Leonh= ardt" <alex.tuxx@gmail.com><br><b>To: </b>"Doron Fediuck" <dfediuc= k@redhat.com><br><b>Cc: </b>"oVirt Mailing List" <users@ovirt.org>= <br><b>Sent: </b>Monday, January 14, 2013 7:41:40 PM<br><b>Subject: </b>Re:= [Users] oVirt Node (HyperVisor) - Memory Usage<br><br><div dir=3D"ltr"><di= v><div><div>qemu <a href=3D"tel:24233%2011.0%20%201.0" target= =3D"_blank">24233 11.0 1.0</a> *3030420* 1008484 ? Sl = 2012 2189:02<br> /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m<br> 2048*-smp 4,sockets=3D1,cores=3D4,threads=3D1 -name<br> <br></div>above example shows ~3 Gig VSZ but only 2048m are actually config= ured ... <br><br></div>if i'm not too blind and dumb :) ... 3030420 kb =3D = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram= ... <br> <br></div><div>Alex<br><br></div><div><div><br></div></div></div> </blockquote><br></div></body></html> ------=_Part_5028320_994226604.1358234237473--
Sure no prob - will do .. On 15 January 2013 07:17, Doron Fediuck <dfediuck@redhat.com> wrote:
Hi Alex, Interesting, we'll need to look into it. Do you mind opening a BZ? I'll see that it's routed to the relevant people.
Thanks! Doron
------------------------------
*From: *"Alex Leonhardt" <alex.tuxx@gmail.com> *To: *"Doron Fediuck" <dfediuck@redhat.com> *Cc: *"oVirt Mailing List" <users@ovirt.org> *Sent: *Monday, January 14, 2013 7:41:40 PM *Subject: *Re: [Users] oVirt Node (HyperVisor) - Memory Usage
qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name
above example shows ~3 Gig VSZ but only 2048m are actually configured ...
if i'm not too blind and dumb :) ... 3030420 kb = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram ...
Alex
-- | RHCE | Senior Systems Engineer | www.vcore.co | www.vsearchcloud.com |
Here you go : https://bugzilla.redhat.com/show_bug.cgi?id=895448 Ta! Alex On 15 January 2013 08:54, Alex Leonhardt <alex.tuxx@gmail.com> wrote:
Sure no prob - will do ..
On 15 January 2013 07:17, Doron Fediuck <dfediuck@redhat.com> wrote:
Hi Alex, Interesting, we'll need to look into it. Do you mind opening a BZ? I'll see that it's routed to the relevant people.
Thanks! Doron
------------------------------
*From: *"Alex Leonhardt" <alex.tuxx@gmail.com> *To: *"Doron Fediuck" <dfediuck@redhat.com> *Cc: *"oVirt Mailing List" <users@ovirt.org> *Sent: *Monday, January 14, 2013 7:41:40 PM *Subject: *Re: [Users] oVirt Node (HyperVisor) - Memory Usage
qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name
above example shows ~3 Gig VSZ but only 2048m are actually configured ...
if i'm not too blind and dumb :) ... 3030420 kb = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram ...
Alex
--
| RHCE | Senior Systems Engineer | www.vcore.co | www.vsearchcloud.com |
-- | RHCE | Senior Systems Engineer | www.vcore.co | www.vsearchcloud.com |
On Tue, Jan 15, 2013 at 09:02:10AM +0000, Alex Leonhardt wrote:
Here you go : https://bugzilla.redhat.com/show_bug.cgi?id=895448
I am not suggesting that 1GB qemu overhead is not interesting, but I do not think this list is the best place to find the answer. I suggest that you specify the libvirt and qemu versions, and take the question - and the bug - to qemu-devel@nongnu.org.
Ta! Alex
On 15 January 2013 08:54, Alex Leonhardt <alex.tuxx@gmail.com> wrote:
Sure no prob - will do ..
On 15 January 2013 07:17, Doron Fediuck <dfediuck@redhat.com> wrote:
Hi Alex, Interesting, we'll need to look into it. Do you mind opening a BZ? I'll see that it's routed to the relevant people.
Thanks! Doron
------------------------------
*From: *"Alex Leonhardt" <alex.tuxx@gmail.com> *To: *"Doron Fediuck" <dfediuck@redhat.com> *Cc: *"oVirt Mailing List" <users@ovirt.org> *Sent: *Monday, January 14, 2013 7:41:40 PM *Subject: *Re: [Users] oVirt Node (HyperVisor) - Memory Usage
qemu 24233 11.0 1.0 *3030420* 1008484 ? Sl 2012 2189:02 /usr/libexec/qemu-kvm -S -M rhel6.3.0 -cpu Conroe -enable-kvm *-m 2048*-smp 4,sockets=1,cores=4,threads=1 -name
above example shows ~3 Gig VSZ but only 2048m are actually configured ...
if i'm not too blind and dumb :) ... 3030420 kb = 2959.39 mb ... and that's not what is configured as the VMs max allowed ram ...
Alex
participants (3)
-
Alex Leonhardt -
Dan Kenigsberg -
Doron Fediuck