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jplozi/wastedcores

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6 mentions on Hacker News by 6 people: 0 stories, 6 comments · first 2016-04-15 · latest 2022-11-04

Mentions per year 6 mentions · busiest year 2016 (4)
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  1. …be interesting to find out what became of their efforts. The GitHub repo linked in the article ( https://github.com/jplozi/wastedcores ) was last active in December 2017, and apparently contains some bugfixes, however with the caveat "The…
  2. This article is from ~april 2016, the last commit was on may 2016 [1] [1] https://github.com/jplozi/wastedcores
  3. …Yes, we've already used visualizations too. There's information for reproducing the bugs here: https://github.com/jplozi/wastedcores/issues/1 . If you think for a second that you've hit these bugs, you should read these steps.
    comment by brendangregg · 2016-04-26 · in The Linux Scheduler: A Decade of Wasted Cores
  4. …Check out the massive indentation change in this patch which obscures the changes being made: https://github.com/jplozi/wastedcores/blob/master/patches/sc... Good grief.
  5. …constant time, and it doesn't seem to be just the list of idle CPUs; for_each_online_cpu(_cpu): https://github.com/jplozi/wastedcores/blob/master/patches/ov... That said from what I grasp of the code it also doesn't bail out when power…
  6. As indicated in the paper, patches (currently for kernel 4.1) are here: https://github.com/jplozi/wastedcores