From: Vlastimil Babka <vbabka@suse.cz>
To: Hugh Dickins <hughd@google.com>
Cc: linux-mm@kvack.org, Jerome Marchand <jmarchan@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
Michal Hocko <mhocko@suse.cz>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Cyrill Gorcunov <gorcunov@openvz.org>,
Randy Dunlap <rdunlap@infradead.org>,
linux-s390@vger.kernel.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
Paul Mackerras <paulus@samba.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
Linux API <linux-api@vger.kernel.org>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Subject: Re: [PATCH v4 1/4] mm, documentation: clarify /proc/pid/status VmSwap limitations
Date: Tue, 6 Oct 2015 09:05:23 +0200 [thread overview]
Message-ID: <561372B3.60504@suse.cz> (raw)
In-Reply-To: <alpine.LSU.2.11.1510041756330.15067@eggly.anvils>
On 10/05/2015 03:05 AM, Hugh Dickins wrote:
> On Fri, 2 Oct 2015, Vlastimil Babka wrote:
>> --- a/Documentation/filesystems/proc.txt
>> +++ b/Documentation/filesystems/proc.txt
>> @@ -239,6 +239,8 @@ Table 1-2: Contents of the status files (as of 4.1)
>> VmPTE size of page table entries
>> VmPMD size of second level page tables
>> VmSwap size of swap usage (the number of referred swapents)
>> + by anonymous private data (shmem swap usage is not
>> + included)
>
> I have difficulty in reading "size of swap usage (the number of referred
> swapents) by anonymous private data (shmem swap usage is not included)".
>
> Luckily, VmSwap never was "the number of referred swapents", it's in kB.
> So I suggest amount of swap used by anonymous private data
> (shmem swap usage is not included)
Good point, thanks!
> for which you can assume Acked-by: Hugh Dickins <hughd@google.com>
>
> Hugh
>
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WARNING: multiple messages have this Message-ID (diff)
From: Vlastimil Babka <vbabka@suse.cz>
To: Hugh Dickins <hughd@google.com>
Cc: linux-mm@kvack.org, Jerome Marchand <jmarchan@redhat.com>,
Andrew Morton <akpm@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
Michal Hocko <mhocko@suse.cz>,
"Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
Cyrill Gorcunov <gorcunov@openvz.org>,
Randy Dunlap <rdunlap@infradead.org>,
linux-s390@vger.kernel.org,
Martin Schwidefsky <schwidefsky@de.ibm.com>,
Heiko Carstens <heiko.carstens@de.ibm.com>,
Peter Zijlstra <peterz@infradead.org>,
Paul Mackerras <paulus@samba.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
Linux API <linux-api@vger.kernel.org>,
Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Subject: Re: [PATCH v4 1/4] mm, documentation: clarify /proc/pid/status VmSwap limitations
Date: Tue, 6 Oct 2015 09:05:23 +0200 [thread overview]
Message-ID: <561372B3.60504@suse.cz> (raw)
In-Reply-To: <alpine.LSU.2.11.1510041756330.15067@eggly.anvils>
On 10/05/2015 03:05 AM, Hugh Dickins wrote:
> On Fri, 2 Oct 2015, Vlastimil Babka wrote:
>> --- a/Documentation/filesystems/proc.txt
>> +++ b/Documentation/filesystems/proc.txt
>> @@ -239,6 +239,8 @@ Table 1-2: Contents of the status files (as of 4.1)
>> VmPTE size of page table entries
>> VmPMD size of second level page tables
>> VmSwap size of swap usage (the number of referred swapents)
>> + by anonymous private data (shmem swap usage is not
>> + included)
>
> I have difficulty in reading "size of swap usage (the number of referred
> swapents) by anonymous private data (shmem swap usage is not included)".
>
> Luckily, VmSwap never was "the number of referred swapents", it's in kB.
> So I suggest amount of swap used by anonymous private data
> (shmem swap usage is not included)
Good point, thanks!
> for which you can assume Acked-by: Hugh Dickins <hughd@google.com>
>
> Hugh
>
next prev parent reply other threads:[~2015-10-06 7:05 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-02 13:35 [PATCH v4 0/4] enhance shmem process and swap accounting Vlastimil Babka
2015-10-02 13:35 ` Vlastimil Babka
2015-10-02 13:35 ` [PATCH v4 1/4] mm, documentation: clarify /proc/pid/status VmSwap limitations Vlastimil Babka
2015-10-02 13:35 ` Vlastimil Babka
2015-10-02 14:56 ` Jerome Marchand
2015-10-05 1:05 ` Hugh Dickins
2015-10-05 1:05 ` Hugh Dickins
2015-10-06 7:05 ` Vlastimil Babka [this message]
2015-10-06 7:05 ` Vlastimil Babka
2015-10-02 13:35 ` [PATCH v4 2/4] mm, proc: account for shmem swap in /proc/pid/smaps Vlastimil Babka
2015-10-02 13:35 ` Vlastimil Babka
2015-10-02 15:00 ` Jerome Marchand
2015-10-02 15:20 ` Michal Hocko
2015-10-02 15:20 ` Michal Hocko
2015-10-02 22:37 ` Andrew Morton
2015-10-02 22:37 ` Andrew Morton
2015-10-06 7:08 ` Vlastimil Babka
2015-10-06 7:08 ` Vlastimil Babka
2015-10-05 3:01 ` Hugh Dickins
2015-10-05 3:01 ` Hugh Dickins
2015-10-21 14:39 ` Vlastimil Babka
2015-10-21 14:39 ` Vlastimil Babka
2015-10-21 22:38 ` Hugh Dickins
2015-10-21 22:38 ` Hugh Dickins
2015-10-26 11:22 ` Jerome Marchand
2015-10-05 7:53 ` Peter Zijlstra
2015-10-05 7:53 ` Peter Zijlstra
2015-10-02 13:35 ` [PATCH v4 3/4] mm, shmem: Add shmem resident memory accounting Vlastimil Babka
2015-10-02 13:35 ` Vlastimil Babka
2015-10-02 22:37 ` Andrew Morton
2015-10-02 22:37 ` Andrew Morton
2015-10-05 4:28 ` Hugh Dickins
2015-10-05 4:28 ` Hugh Dickins
2015-10-02 13:35 ` [PATCH v4 4/4] mm, procfs: Display VmAnon, VmFile and VmShm in /proc/pid/status Vlastimil Babka
2015-10-02 13:35 ` Vlastimil Babka
2015-10-02 22:37 ` Andrew Morton
2015-10-02 22:37 ` Andrew Morton
[not found] ` <1443792951-13944-5-git-send-email-vbabka-AlSwsSmVLrQ@public.gmane.org>
2015-10-05 4:55 ` Hugh Dickins
2015-10-05 4:55 ` Hugh Dickins
2015-10-05 4:55 ` Hugh Dickins
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