Re: quicklists confuse meminfo

[Bart Van Assche]

On Wed, Mar 26, 2008 at 5:34 PM, Christoph Lameter <clameter@xxxxxxx> wrote:
> On Wed, 26 Mar 2008, Bart Van Assche wrote:
>
>  > Thanks to everyone who worked on this. By the way, I have asked Albert
>  > Calahan, the procps maintainer, to fix the free/top/vmstat tools such
>  > that these take recently added /proc/meminfo fields into account and
>  > display correct values on recent 2.6 kernels. See also
>  > http://bugzilla.kernel.org/show_bug.cgi?id=9991 and
>  > http://marc.info/?l=linux-mm&m=120496901605830&w=2.
>
>  Be aware that some distros have hacked their meminfo (proc and
>  /sys/devices/system/node/node*/meminfo) output to be more compatible with
>  recent 2.6 kernels but not updated to the new ZVC counter scheme. On those
>  kernels (<2.6.17) counters may show weird values and the sum of the per
>  node counters in sysfs may not yield the same amount shown in
>  /proc/meminfo.

In my opinion /proc/meminfo is part of the kernelspace - userspace
API, and any Linux distributor that modifies /proc/meminfo is
responsible for modifying the tools that rely on this information.

Bart.
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