Date: Mon, 19 Sep 2011 10:48:07 -0600 From: Charlie Martin <crmartin@sgi.com> To: Julian Elischer <julian@freebsd.org> Cc: freebsd-hackers@freebsd.org Subject: Re: dtrace in FreeBSD 7.2 Message-ID: <4E777247.3090904@sgi.com> In-Reply-To: <4E777006.8040907@freebsd.org> References: <4E73B1E1.6020306@sgi.com> <1316220398.47177.1.camel@rho.emma.line.org> <4E776B03.7030100@sgi.com> <4E777006.8040907@freebsd.org>
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On 2011-09-19 10:38, Julian Elischer wrote: > On 9/19/11 9:17 AM, Charlie Martin wrote: >> Dude, you say that like it was an option. > > It's understood about the realities of commercial decisions, however, > if you really want to trace APPS > that means user space dtrace and 7.2 just doesn't have the hooks to > do non-kernel dtrace. I think in fact I want to add probes in kernel space; I was trying to play with it in user space just to avoid a lot of test kernels. > > As a side note, realize that Dtrace support in FreeBSD had a serious > problem a couple of years ago > when the lead developer suddenly dropped dead (Very literally, to out > great sadness), and it took > a while for alternative resources to fill the gap. I bet. I'd kind of gotten that idea but don't know the history; I was working in Solaris until recently. > >> >> On 2011-09-16 18:46, Matthias Andree wrote: >>> Am Freitag, den 16.09.2011, 14:30 -0600 schrieb Charlie Martin: >>>> I need to add some custom static dtrace probes in 7.2 apps; the online >>>> documentation refers only to 9 however. Can someone tell me how to >>>> replace what's done in bsd.dtrace.mk for 7.2? >>> FreeBSD 7.2 is quite old and wasn't under extended support, hence it is >>> no longer supported. Consider upgrading. >>> > > -- Charles R. (Charlie) Martin Senior Software Engineer SGI logo 1900 Pike Road Longmont, CO 80501 Phone: 303-532-0209 E-Mail: CRMartin@sgi.com <mailto:CRMartin@sgi.com> Website: www.sgi.com <http://www.sgi.com>;
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