On Sat, Apr 04, 2009 at 05:35:18PM +0300, Izik Eidus wrote:
> From v1 to v2:
>
> 1)Fixed security issue found by Chris Wright:
> Ksm was checking if page is a shared page by running !PageAnon.
> Beacuse that Ksm scan only anonymous memory, all !PageAnons
> inside ksm data strctures are
On Mon, Apr 06, 2009 at 05:04:49PM +1000, Nick Piggin wrote:
> They should use a shared memory segment, or MAP_ANONYMOUS|MAP_SHARED etc.
> Presumably they will probably want to control it to interleave it over
> all numa nodes and use hugepages for it. It would be very little work.
I thought it's
Nikola Ciprich wrote:
Hi Izik,
Is there some user documentation available? (apart from RTFS?:))
I've compiled kernel with v2 of Your patches, loaded ksm module,
did echo 1 > /proc/sys/kernel/mm/ksm/run, but I think it didn't do
anything, at least no pages were collected..
Could You advise me a bi
Nick Piggin wrote:
On Sunday 05 April 2009 01:35:18 Izik Eidus wrote:
This driver is very useful for KVM as in cases of runing multiple guests
operation system of the same type.
(For desktop work loads we have achived more than x2 memory overcommit
(more like x3))
Interesting that it
Hi Izik,
Is there some user documentation available? (apart from RTFS?:))
I've compiled kernel with v2 of Your patches, loaded ksm module,
did echo 1 > /proc/sys/kernel/mm/ksm/run, but I think it didn't do
anything, at least no pages were collected..
Could You advise me a bit?
thanks a lot in advan
Nick Piggin wrote:
On Sunday 05 April 2009 01:35:18 Izik Eidus wrote:
This driver is very useful for KVM as in cases of runing multiple guests
operation system of the same type.
(For desktop work loads we have achived more than x2 memory overcommit
(more like x3))
Interesting that it
On Sunday 05 April 2009 01:35:18 Izik Eidus wrote:
> This driver is very useful for KVM as in cases of runing multiple guests
> operation system of the same type.
> (For desktop work loads we have achived more than x2 memory overcommit
> (more like x3))
Interesting that it is a desirable workload
>From v1 to v2:
1)Fixed security issue found by Chris Wright:
Ksm was checking if page is a shared page by running !PageAnon.
Beacuse that Ksm scan only anonymous memory, all !PageAnons
inside ksm data strctures are shared page, however there might
be a case for do_wp_page() when t
> You have implemented second one, but seems it already was patented
> http://www.google.com/patents?vid=USPAT6789156
> I'm not a lawyer but IMHO we have direct conflict here.
> >From other point of view they have patented the WEEL, but at least we
> have to know about this.
Its an old idea and ap
Izik Eidus <[EMAIL PROTECTED]> writes:
> (From v1 to v2 the main change is much more documentation)
>
> KSM is a linux driver that allows dynamicly sharing identical memory
> pages between one or more processes.
>
> Unlike tradtional page sharing that is made at the allocation of the
> memory, ksm
2008/11/20 Izik Eidus <[EMAIL PROTECTED]>:
> ציטוט Izik Eidus:
>>
>> ציטוט Ryota OZAKI:
>>>
>>> Hi Izik,
>>>
>>> I've tried your patch set, but ksm doesn't work in my machine.
>>>
>>> I compiled linux patched with the four patches and configured with KSM
>>> and KVM enabled. After boot with the lin
ציטוט Izik Eidus:
ציטוט Ryota OZAKI:
Hi Izik,
I've tried your patch set, but ksm doesn't work in my machine.
I compiled linux patched with the four patches and configured with KSM
and KVM enabled. After boot with the linux, I run two VMs running linux
using QEMU with a patch in your mail and s
ציטוט Ryota OZAKI:
Hi Izik,
I've tried your patch set, but ksm doesn't work in my machine.
I compiled linux patched with the four patches and configured with KSM
and KVM enabled. After boot with the linux, I run two VMs running linux
using QEMU with a patch in your mail and started KSM scanner
(From v1 to v2 the main change is much more documentation)
KSM is a linux driver that allows dynamicly sharing identical memory
pages between one or more processes.
Unlike tradtional page sharing that is made at the allocation of the
memory, ksm do it dynamicly after the memory was created.
Memor
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