Messages in this thread | | | Date | Wed, 3 May 2023 08:58:51 -1000 | From | Tejun Heo <> | Subject | Re: [PATCH 00/40] Memory allocation profiling |
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On Wed, May 03, 2023 at 02:56:44PM -0400, Kent Overstreet wrote: > On Wed, May 03, 2023 at 08:40:07AM -1000, Tejun Heo wrote: > > > Yeah, easy / default visibility argument does make sense to me. > > > > So, a bit of addition here. If this is the thrust, the debugfs part seems > > rather redundant, right? That's trivially obtainable with tracing / bpf and > > in a more flexible and performant manner. Also, are we happy with recording > > just single depth for persistent tracking? > > Not sure what you're envisioning? > > I'd consider the debugfs interface pretty integral; it's much more > discoverable for users, and it's hardly any code out of the whole > patchset.
You can do the same thing with a bpftrace one liner tho. That's rather difficult to beat.
Thanks.
-- tejun
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