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 Adam Leventhal's blog » 2006 » May

Archive for May, 2006

JavaOne DTrace Session 2006

Jarod Jenson and I presented at JavaOne last week. If you’re interested, here are the slides we used: Admittedly, a pdf can’t capture the scene of Jarod typing in DTrace commands while I futilely try to narrate, but you can run your own demos by checking out this, this, and this. Technorati Tags: DTrace Java [...]

Posted on May 22, 2006 at 3:00 pm by ahl · Permalink · Comments Closed
In: DTrace

DTrace caption contest

Two of the DTrace creators (that’s me on the right, and Bryan on the left) apparently square off at the recent OpenSolaris user group meeting at JavaOne. You fill in the bubbles; the funniest response wins nothing but my heartfelt amusement.

Posted on May 17, 2006 at 10:59 pm by ahl · Permalink · 15 Comments
In: DTrace

DTrace at JavaOne 2006

At last year’s JavaOne, DTrace enjoyed some modicum of celebrity, being featured in a keynote, a session, and the DTrace challenge. The session was attended by about 1,000 people (out of about 10,000 at the conference), and the DTrace Challenge — which promised to find a performance win in Java applications brought to us or [...]

Posted on May 12, 2006 at 3:37 pm by ahl · Permalink · 2 Comments
In: DTrace

User-land tracing gets better and better

As I’ve mentioned in the past, developers can add their own DTrace probes using the user-land statically defined tracing (USDT) mechanism. It’s been used to instrument Postgres and Apache, and to add observability into dynamic languages such as Java, Ruby, and php. I recently made a couple of improvements to USDT that I mentioned here [...]

Posted on May 8, 2006 at 10:30 pm by ahl · Permalink · 3 Comments
In: DTrace