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From Wei ZHOU <ustcweiz...@gmail.com>
Subject Re: Disk throtling on KVM - shared storage - works ot not ?
Date Mon, 09 Mar 2015 15:08:52 GMT
Hi Andria,

I am sure it works with QEMU 1.2.0+ , of course including Ubuntu 14.04.

Wei


2015-03-09 15:53 GMT+01:00 Andrija Panic <andrija.panic@gmail.com>:

> Hi Wei,
>
> thanks for info - it is CentOS 6.x and libvirt 1.2.3 (manually compiled
> with RBD support) and also custom version of QEMU (original stock qemu from
> CentOS 6.4, patched by Inktank for RBD support)
>
> So this is the reason I guess ?
>
> Do you know if it works with Ubuntu 14.04 - I plan using this for new ACS
> installation?
>
>
> Thanks
>
> On 9 March 2015 at 15:48, Wei ZHOU <ustcweizhou@gmail.com> wrote:
>
> > What's the QEMU and libvirt version?
> >  QEMU on CentOS 6.X does not support it.
> >
> > 2015-03-09 15:01 GMT+01:00 Andrija Panic <andrija.panic@gmail.com>:
> >
> > > Because it doesnt work on my ACS 4.3 installation with CEPH :)
> > >
> > > I checked virsh dumpxml so only throtling on network level is present -
> > > unless it wasnt applied because of my qemu version (intank's patched
> > > versions of stocl 0.12.1.2, just RBD support added).
> > > qemu-kvm version problematic perhaps ?
> > >
> > > Was it supposed to work with 4.3 also, Wido ?
> > >
> > > Thanks
> > >
> > > On 9 March 2015 at 14:11, Wido den Hollander <wido@widodh.nl> wrote:
> > >
> > > > -----BEGIN PGP SIGNED MESSAGE-----
> > > > Hash: SHA1
> > > >
> > > >
> > > >
> > > > On 03/09/2015 01:57 PM, Andrija Panic wrote:
> > > > > Hi,
> > > > >
> > > > > I'm wondering if disk throtling on ACS44 or later works on shared
> > > > > storage (limiting number of IOPS and bandwtih, on compute
> > > > > offering)
> > > > >
> > > >
> > > > Why shouldn't it work? The throttling is done inside Qemu and works
> > > > just fine with NFS or Ceph.
> > > >
> > > > Wido
> > > >
> > > > > I know this does NOT work (shared storage) on ACS 4.3, I'm
> > > > > wondering if it is there in 4.4/4/5 ?
> > > > >
> > > > > We are using KVM.
> > > > >
> > > > > Thanks,
> > > > >
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> > > > -----END PGP SIGNATURE-----
> > > >
> > >
> > >
> > >
> > > --
> > >
> > > Andrija Panić
> > >
> >
>
>
>
> --
>
> Andrija Panić
>

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