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RE: User-space tracing on ARM

From: "Turgis, Frederic" <f-turgis at ti dot com>
To: "Frank Ch. Eigler" <fche at redhat dot com>
Cc: "systemtap at sourceware dot org" <systemtap at sourceware dot org>
Date: Mon, 25 Apr 2011 13:55:35 +0200
Subject: RE: User-space tracing on ARM
References: <13872098A06B02418CF379A158C0F146016133AA5B@dnce02.ent.ti.com> <y0mr58xc73r.fsf@fche.csb>

> For joint kernel+userspace dynamic+static tracing+probing, systemtap has been the only available alternative.  For different
> subsets of functionality, with different performance/portability tradeoffs, the other tools may suit well.
> Perhaps we should add a few more rows/columns to the (increasingly misnamed) comparison page [1].

I think even just for user-space dynamic instrumentation, I did not see anything as versatile as systemtap through its scripting language (be it perf, lttng, dyninst, ...). But as you mention, there are always trade-offs and I can probably live without all versatility I am dreaming of !

Thanks

Regard
Fred
Texas Instruments France SA, 821 Avenue Jack Kilby, 06270 Villeneuve Loubet. 036 420 040 R.C.S Antibes. Capital de EUR 753.920

References:
- User-space tracing on ARM
  - From: Turgis, Frederic
- Re: User-space tracing on ARM
  - From: Frank Ch. Eigler

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