On Mon, 4 May 2020, Andrew Morton wrote:
> But I guess it's better than nothing at all, unless there are
> alternative ideas?
I its highly unsusual to have such large partial lists. In a typical case
allocations whould reduce the size of the lists. 1000s? That is scary.
Are there inodes or
On Thu, 7 May 2020, Konstantin Khlebnikov wrote:
> > > > To get exact count of free and used objects slub have to scan list of
> > > > partial slabs. This may take at long time. Scanning holds spinlock and
> > > > blocks allocations which move partial slabs to per-cpu lists and back.
> > > >
> >
On 5/7/20 7:25 AM, Konstantin Khlebnikov wrote:
> On 06/05/2020 14.56, Vlastimil Babka wrote:
>> On 5/4/20 6:07 PM, Konstantin Khlebnikov wrote:
>>> To get exact count of free and used objects slub have to scan list of
>>> partial slabs. This may take at long time. Scanning holds spinlock and
>>>
On 06/05/2020 14.56, Vlastimil Babka wrote:
On 5/4/20 6:07 PM, Konstantin Khlebnikov wrote:
To get exact count of free and used objects slub have to scan list of
partial slabs. This may take at long time. Scanning holds spinlock and
blocks allocations which move partial slabs to per-cpu lists
On 07/05/2020 06.01, Qian Cai wrote:
On May 6, 2020, at 3:06 PM, Qian Cai wrote:
On May 4, 2020, at 12:07 PM, Konstantin Khlebnikov
wrote:
To get exact count of free and used objects slub have to scan list of
partial slabs. This may take at long time. Scanning holds spinlock and
Hi Qian,
On Wed, 6 May 2020 23:01:54 -0400 Qian Cai wrote:
>
> Andrew, Stephen, can you remove this patch from linux-next?
Removed from linux-next.
--
Cheers,
Stephen Rothwell
pgp6aRPJdbwvh.pgp
Description: OpenPGP digital signature
> On May 6, 2020, at 3:06 PM, Qian Cai wrote:
>
>
>
>> On May 4, 2020, at 12:07 PM, Konstantin Khlebnikov
>> wrote:
>>
>> To get exact count of free and used objects slub have to scan list of
>> partial slabs. This may take at long time. Scanning holds spinlock and
>> blocks allocations
> On May 4, 2020, at 12:07 PM, Konstantin Khlebnikov
> wrote:
>
> To get exact count of free and used objects slub have to scan list of
> partial slabs. This may take at long time. Scanning holds spinlock and
> blocks allocations which move partial slabs to per-cpu lists and back.
>
>
On 5/4/20 6:07 PM, Konstantin Khlebnikov wrote:
> To get exact count of free and used objects slub have to scan list of
> partial slabs. This may take at long time. Scanning holds spinlock and
> blocks allocations which move partial slabs to per-cpu lists and back.
>
> Example found in the wild:
On 05/05/2020 00.19, David Rientjes wrote:
On Mon, 4 May 2020, Konstantin Khlebnikov wrote:
To get exact count of free and used objects slub have to scan list of
partial slabs. This may take at long time. Scanning holds spinlock and
blocks allocations which move partial slabs to per-cpu lists
On 04/05/2020 22.56, Andrew Morton wrote:
On Mon, 04 May 2020 19:07:39 +0300 Konstantin Khlebnikov
wrote:
To get exact count of free and used objects slub have to scan list of
partial slabs. This may take at long time. Scanning holds spinlock and
blocks allocations which move partial slabs
On Mon, 4 May 2020, Konstantin Khlebnikov wrote:
> To get exact count of free and used objects slub have to scan list of
> partial slabs. This may take at long time. Scanning holds spinlock and
> blocks allocations which move partial slabs to per-cpu lists and back.
>
> Example found in the
On Mon, 04 May 2020 19:07:39 +0300 Konstantin Khlebnikov
wrote:
> To get exact count of free and used objects slub have to scan list of
> partial slabs. This may take at long time. Scanning holds spinlock and
> blocks allocations which move partial slabs to per-cpu lists and back.
>
> Example
To get exact count of free and used objects slub have to scan list of
partial slabs. This may take at long time. Scanning holds spinlock and
blocks allocations which move partial slabs to per-cpu lists and back.
Example found in the wild:
# cat /sys/kernel/slab/dentry/partial
14478538 N0=7329569
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