From: Andrew Morton <akpm@linux-foundation.org>
To: sworddragon2@aol.com
Cc: bugzilla-daemon@bugzilla.kernel.org, linux-mm@kvack.org
Subject: Re: [Bug 53501] New: Duplicated MemTotal with different values
Date: Tue, 12 Feb 2013 16:51:07 -0800 [thread overview]
Message-ID: <20130212165107.32be0c33.akpm@linux-foundation.org> (raw)
In-Reply-To: <bug-53501-27@https.bugzilla.kernel.org/>
(switched to email. Please respond via emailed reply-to-all, not via the
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On Fri, 8 Feb 2013 09:39:27 +0000 (UTC)
bugzilla-daemon@bugzilla.kernel.org wrote:
> https://bugzilla.kernel.org/show_bug.cgi?id=53501
>
> Summary: Duplicated MemTotal with different values
> Product: Memory Management
> Version: 2.5
> Kernel Version: Ubuntu 3.8.0-4.8-generic 3.8.0-rc6
> Platform: All
> OS/Version: Linux
> Tree: Mainline
> Status: NEW
> Severity: normal
> Priority: P1
> Component: Other
> AssignedTo: akpm@linux-foundation.org
> ReportedBy: sworddragon2@aol.com
> Regression: No
>
>
> The installed memory on my system is 16 GiB. /proc/meminfo is showing me
> "MemTotal: 16435048 kB" but /sys/devices/system/node/node0/meminfo is
> showing me "Node 0 MemTotal: 16776380 kB".
>
> My suggestion: MemTotal in /proc/meminfo should be 16776380 kB too. The old
> value of 16435048 kB could have its own key "MemAvailable".
hm, mine does that too. A discrepancy between `totalram_pages' and
NODE_DATA(0)->node_present_pages.
I don't know what the reasons are for that but yes, one would expect
the per-node MemTotals to sum up to the global one.
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next parent reply other threads:[~2013-02-13 0:51 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <bug-53501-27@https.bugzilla.kernel.org/>
2013-02-13 0:51 ` Andrew Morton [this message]
2013-02-13 1:45 ` [Bug 53501] New: Duplicated MemTotal with different values David Rientjes
2013-02-13 3:59 ` Andrew Morton
2013-02-14 3:19 ` David Rientjes
2013-02-14 4:01 ` Jiang Liu
2013-02-15 0:26 ` David Rientjes
2013-02-20 5:21 ` Simon Jeons
2013-02-20 7:09 ` David Rientjes
2013-03-02 2:21 ` Simon Jeons
2013-03-04 11:18 ` David Rientjes
2013-03-04 23:39 ` Simon Jeons
2013-03-05 21:53 ` David Rientjes
2013-02-16 16:27 ` [PATCH 1/2] vm: add 'MemManaged' field to /proc/meminfo and /sys/.../nodex/meminfo Jiang Liu
2013-02-19 21:29 ` David Rientjes
2013-02-20 17:27 ` [PATCH v2] mm: let /proc/meminfo report physical memory installed as "MemTotal" Jiang Liu
2013-02-20 22:49 ` Andrew Morton
2013-02-21 17:26 ` Jiang Liu
2013-02-21 21:31 ` Andrew Morton
2013-02-22 19:22 ` Jiang Liu
2013-02-16 16:27 ` [PATCH 2/2] mm: protect si_meminfo() and si_meminfo_node() from memory hotplug operations Jiang Liu
2013-02-19 21:32 ` David Rientjes
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