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SubjectRe: [RFC] [PATCH 1/2] binary stream format for /proc/stat
On Sat, Mar 31, 2012 at 11:36:15PM +0200, Jan Engelhardt wrote:
>
> On Saturday 2012-03-31 23:23, Hiroyuki Kamezawa wrote:
> >>
> >> Rather than adding more obscure formats and fields to /proc(/N)/stat, we
> >> should pursue descriptive lines like in /proc/N/status.
> >> Or, if so desired, sysfs-style splitted attributes where the filename
> >> takes on the description.
> >
> >Yes, I like format like /proc/N/status , /proc/meminfo...which is
> >readable to me.
> >But when I wrote this patch, I didn't want to break current format.
> >
> >My concern on sysfs-style one data per a file is that it will add many
> >open/close and making top/ps/sar slow.
>
> Or you go netlink. That gives you a binary format.

And one more system call to acquire necessary data.


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