Hello,
Just to clarify Todds / Stefans Email earlier in the chain, (Thanks
Stefan and Todd,)
disable kvm_intel.preemption_timer on the host (see \
> /sys/module/kvm_intel/parameters/preemption_timer ) This seems to be buggy in
> linux \
> 4.10 and newer
disabling intel-kvm preemption_timer wo
12. Januar 2018 um 12:48 Uhr
> Von: "Stefan Fritsch"
> An: Infoomatic
> Cc: misc@openbsd.org
> Betreff: Re: Performance issues as KVM guest?
>
> Hi, I don't see this issue on my Debian system, but please try two things: *
> disable kvm_intel.preemption_timer on
Hello Todd,
This issue (Virtual hardware issue happens on latest proxmox5.x but
not on Proxmox 4.4 ) with 6.2 (and 6.1 for that matter)
It is discussed here
https://marc.info/?l=openbsd-misc&m=151472854021947&w=2
but in recent versions of Proxmox 5.1 (QEMU/KVM) there were no console freezes
(P
s I su or login on the console with su,
> cpu usage is at 100% - the system freezes. :-/ guess we need some
> dedicated BSD machines to host some test-VMs ;-)
>
> Regards,
> Robert
>
>
> > Gesendet: Donnerstag, 11. Januar 2018 um 20:32 Uhr
> > Von: "Kirill Miazine
018 um 20:32 Uhr
> Von: "Kirill Miazine"
> An: misc@openbsd.org
> Betreff: Re: Performance issues as KVM guest?
>
> * Kent Watsen [2018-01-11 17:38]:
> [...]
> > > > Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
> > > > p
* Kent Watsen [2018-01-11 17:38]:
[...]
> > > Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
> > > patched for Meltdown last weekend I'm seeing significant performance
> > > issues with an OpenBSD virtual instance there. It seems okay after a
> > > fresh reboot but then progres
This sounds like the same issue as was described here:
https://marc.info/?l=openbsd-bugs&m=151430928212450&w=2
- todd
On Thu, Jan 11, 2018 at 05:38:18PM +, Kent Watsen wrote:
> On 1/10/18 1:53 PM, Mike Larkin wrote:
> > On Wed, Jan 10, 2018 at 03:51:19PM +, Mark Carroll wrote:
> > > Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
> > > patched for Meltdown last weekend I'm seeing signif
On 1/10/18 1:53 PM, Mike Larkin wrote:
On Wed, Jan 10, 2018 at 03:51:19PM +, Mark Carroll wrote:
Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
patched for Meltdown last weekend I'm seeing significant performance
issues with an OpenBSD virtual instance there. It seems ok
On 10 Jan 2018, Mike Larkin wrote:
> On Wed, Jan 10, 2018 at 03:51:19PM +, Mark Carroll wrote:
(snip)
>> I wondered, is anybody else seeing significant performance problems with
>> OpenBSD (or other BSDs) virtual instances since Meltdown patching? Is
>> there anything to tweak at my end or am
On Wed, Jan 10, 2018 at 03:51:19PM +, Mark Carroll wrote:
> Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
> patched for Meltdown last weekend I'm seeing significant performance
> issues with an OpenBSD virtual instance there. It seems okay after a
> fresh reboot but then p
Since my hosting provider https://www.bytemark.co.uk/cloud-hosting/
patched for Meltdown last weekend I'm seeing significant performance
issues with an OpenBSD virtual instance there. It seems okay after a
fresh reboot but then progressively returns to being very slow: for
example "sleep 1" may tak
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