From: fche@redhat.com (Frank Ch. Eigler)
To: "Stone, Joshua I" <joshua.i.stone@intel.com>
Cc: <david_list@boreham.org>, "SystemTap" <systemtap@sources.redhat.com>
Subject: Re: user mode backtrace
Date: Fri, 20 Oct 2006 00:09:00 -0000 [thread overview]
Message-ID: <y0my7rbvodt.fsf@ton.toronto.redhat.com> (raw)
In-Reply-To: <C56DB814FAA30B418C75310AC4BB279DCC3D8B@scsmsx413.amr.corp.intel.com>
"Stone, Joshua I" <joshua.i.stone@intel.com> writes:
> [...] Deadlock issues aside, there's not really a way for you to
> invoke a process (like pstack) from within a SystemTap script. [...]
It turns out that quite some time ago, Martin implemented a clone of
the dtrace system() function for systemtap, which enqueues a string
for execution by the userspace staprun daemon. (There is no
synchronization or data exchange though.)
- FChE
next prev parent reply other threads:[~2006-10-20 0:09 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-19 22:56 Stone, Joshua I
2006-10-19 23:07 ` David Boreham
2006-10-19 23:24 ` David Boreham
2006-10-20 0:09 ` Frank Ch. Eigler [this message]
-- strict thread matches above, loose matches on Subject: below --
2006-10-20 18:34 Stone, Joshua I
2006-10-20 2:13 Stone, Joshua I
2006-10-20 2:02 Stone, Joshua I
2006-10-19 20:47 David Boreham
2006-10-19 22:33 ` Vara Prasad
2006-10-19 22:51 ` David Boreham
2006-10-20 14:28 ` William Cohen
2006-10-20 14:50 ` David Boreham
2006-10-19 23:50 ` Frank Ch. Eigler
2006-10-20 0:15 ` David Boreham
2006-10-20 0:27 ` Frank Ch. Eigler
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