AGILE DATA MANAGEMENT

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illumos hackathon 2012: user-land types for DTrace

At the illumos hackathon last week, Robert Mustacchi and I prototyped better support for manipulating user-land structures. As anyone who’s used it knows, DTrace is currently very kernel-centric — this...
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My New DTrace Favorite

The mantra as we initially developed DTrace was to make impossible things possible, not easy things easier. Since codifying that, the tendency toward the latter in developer tools has been...
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BTrace: DTrace for Java… ish

DTrace first peered into Java in early 2005 thanks to an early prototype by Jarod Jenson that led eventually to the inclusion of USDT probes in the HotSpot JVM. If...
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dtrace.conf(12) wrap-up

For the second time in as many quadrennial dtrace.confs, I was impressed at how well the unconference format worked out. Sharing coffee with the DTrace community, it was great to...
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DTrace OEL update

A few months ago I took DTrace on OEL for a spin after Oracle announced it. The results were ugly; as one of the authors of DTrace, I admit to...
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The case of the un-unmountable tmpfs

Every once in a rare while our development machines encounter an fatal error during boot because we couldn’t unmount tmpfs. This weekend I cracked the case, so I thought I’d...
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