Archive for the ‘Uncategorized’ Category

dtrace for linux; Oracle does the right thing

At Fosdem we had a talk on dtrace for linux in the Debugging Tools devroom. Not explicitly mentioned in that talk, but certainly the most exciting thing, is that Oracle is doing a proper linux kernel port: commit e1744f50ee9bc1978d41db7cc93bcf30687853e6 Author: Tomas Jedlicka <> Date: Tue Aug 1 09:15:44 2017 -0400 dtrace: Integrate DTrace Modules into […]

Sponsor Software Freedom Conservancy

I did an interview with the Software Freedom Conservancy to discuss why I try to contribute to the Conservancy whenever I can. Because I believe many more free software communities deserve to have a home for their project at the Conservancy. Please support the Software Freedom Conservancy by donating so they will be able to […]

Advogato has been archived

Advogato has been archived. When I started working on Free Software advogato was the “social network” where people would keep their diaries (I don’t believe we called them blogs yet). I still remember how proud I was when people certified me as Apprentice. A lot of people on Planet Classpath still have their diaries imported […]

Fedora rpm debuginfo improvements for rawhide/f27

Hi Fedora Packagers, rawhide rpmbuild contains various debuginfo improvements that hopefully will make various hacks in spec files redundant. If you have your own way of handling debuginfo packages, calling directly, need hacks for working around debugedit limitations or split your debuginfo package by hand then please try out rpmbuild in rawhide and read […]

Valgrind 3.13.0 for Fedora and CentOS

Valgrind 3.13.0 adds support for larger processes and programs, solidifies and improves support on existing platforms, and provides new heap-use reporting facilities. There are, as ever, many smaller refinements and bug fixes. See the release notes for details. There are binaries for Fedora 26 (beta) for aarch64, armv7hl, i686, ppc64, ppc64le, x86_64. And Copr builds […]

valgrind 3.12.0 and Valgrind@Fosdem

Valgrind 3.12.0 was just released with lots of exciting improvements. See the release notes for all the details. It is already packaged for Fedora 25. Valgrind will also have a developer room at Fosdem on Saturday 4 February 2017 in Brussels, Belgium. Please join us, regardless of whether you are a Valgrind core hacker, Valgrind […]

Java is Fair Game!

A jury found that using the declaring lines of code and their structure, sequence, and organization from Java constitutes fair use. Which is a great outcome of a terrible lawsuit Oracle filed some years ago trying to destroy free java. They started by trying to be a patent troll, but when that failed they tried […]

Krita 2016 Fundraiser

We really need more Free Software for desktop users. Please consider backing the Krita 2016 Fundraiser to make text and vector art awesome!

Looking forward to GCC6 – Many new warnings

Like every new GCC release, GCC6 introduces a lot of new useful warnings. My favorite is still -Wmisleading-indentation. But there are many more that have found various bugs. Not all of them are enabled by default, but it makes sense to enable as many as possible when writing new code. Duplicate logic In GCC6 -Wlogical-op […]

Where are your symbols, debuginfo and sources?

A package is more than a binary – make it observable Introduction I gave a presentation at Fosdem 2016 in the distributions developer room. This article is an extended version of the slide presenter notes. You can get the original from the talk page (press ‘h’ for help and ‘p’ to get the presenter view […]