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SubjectRe: [PATCH] tracing: Make the space reserved for the pid wider
On Tue, 15 Sep 2020 12:46:48 +0200
Sebastian Andrzej Siewior <bigeasy@linutronix.de> wrote:

> On 2020-09-04 10:23:31 [+0200], To linux-kernel@vger.kernel.org wrote:
> > For 64bit CONFIG_BASE_SMALL=0 systems PID_MAX_LIMIT is set by default to
> > 4194304. During boot the kernel sets a new value based on number of CPUs
> > but no lower than 32768. It is 1024 per CPU so with 128 CPUs the default
> > becomes 131072 which needs six digits.
> > This value can be increased during run time but must not exceed the
> > initial upper limit.
> >
> > Systemd sometime after v241 sets it to the upper limit during boot. The
> > result is that when the pid exceeds five digits, the trace output is a
> > little hard to read because it is no longer properly padded (same like
> > on big iron with 98+ CPUs).
> >
> > Increase the pid padding to seven digits.
>
> ping
>

Hi Sebastian,

I'm still buried in email from my PTO, with lots of patches I need to
review and apply (or comment on). And I'm also behind in internal work
affairs. I'm not ignoring this, just taking some time to get to it :-/

-- Steve

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