Posted Mar 8, 2007 3:34 UTC (Thu) by AdHoc (subscriber, #1115)
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I was going to ask how this compares to dtrace. With proper userspace support, with this eventually allow similar tracing?
Introducing utrace..
Posted Mar 8, 2007 3:49 UTC (Thu) by danpb (subscriber, #4831)
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There is already an open source tool providing many of the DTrace capabilities called SystemTap which was started a couple of years ago by a group of developers from Red Hat, IBM, Intel & Hitachi:
Currently SystemTap is focused on kernelspace probing, via the kprobes capability. This new UTrace infrastructure has potential as a way to let SystemTap probe userspace too. Another project which may be able to make use of UTrace is Frysk, which is a broader userspace debugger / execution analysis tool: