Re: [PATCH 2/2 v3] tracing/histogram: Update the documentation for the buckets modifier

From: Steven Rostedt
Date: Thu Jul 08 2021 - 16:12:02 EST


On Thu, 08 Jul 2021 15:05:16 -0500
Tom Zanussi <zanussi@xxxxxxxxxx> wrote:

> > - # echo 'hist:key=call_site:val=bytes_req' > \
> > + # echo 'hist:key=call_site:val=bytes_req.buckets=32' > \
> > /sys/kernel/debug/tracing/events/kmem/kmalloc/trigger
>
> This just seems random, not sure why you changed it, and it doesn't
> make sense on a val anyway..

Good catch! I originally wrote this to explain the buckets in this
location, and then realized it did not match the flow, and moved my text
down. It appears that I missed putting back the original trigger. Will fix
and send a v4.

>
> The rest looks good, though, thanks for doing this!
>
> Reviewed-by: Tom Zanussi <zanussi@xxxxxxxxxx>

Thanks!

-- Steve