Pve-2.2 was working but pve-2.3 also perfoms horribly here.
Keith Osborne <[email protected]> wrote:
>Hi,
>
>Is anyone aware of major performance problems in the latest OpenVZ
>kernels - I just posted a bugzilla report here with a ton of graphs:
>
>https://bugzilla.openvz.org/show_bug.cgi?id=2556
>
>I went from Debian 6 (excellent performance) stock kernel to Centos 6.4
>
>(terrible with ksoftirqd bug also report -
>https://bugzilla.openvz.org/show_bug.cgi?id=2554) latest VZ kernel to
>Debian 6 Proxmox kernel (also contains ksoftirqd bug) - both latest VZ
>kernels for CentOS and Proxmox were awful in performance - something
>was
>eating up all the CPU in user, but top show only small CPU usage inside
>
>the containers. Back to Debian 6 stock with a kernal circa 2011 and
>performance is flying again.
>
>I checked all the usual suspects, RAID configuration, deadline
>scheduler, blockdev size - over just a major lag - perhaps people don't
>
>notice it or perhaps it's a known problem? Does anyone else have this
>experience of coming from the older Debian 6 vanilla kernel?
>
>Keith
>
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