Mike Galbraith kernel group scheduler patch?

Jeremy Jongepier jeremy at autostatic.com
Wed Nov 17 08:35:31 GMT 2010


On 11/17/2010 01:38 AM, Erik Rasmussen wrote:
> Is this something that will work with any of the Kernels that Ubuntu Studio
> uses?
> http://blogs.computerworld.com/node/17371/print
> 
> 
> "The *patch* [2] by Linux kernel developer Mike Galbraith adds a mere 233
> lines of code to the kernel's scheduler, but it cuts desktop latency down by
> a factor of ten. That's impressive — it's almost like getting a new
> computer.  In the Linux Kernel Mailing List, *Linus Torvalds himself praised
> the performance boost* [3] he gets from the patch."
> 
> ...So I think this is firmly one of those "real improvement" patches. Good
> job. Group scheduling goes from "useful for some specific server loads" to
> "that's a killer feature"
> 
> ...You wouldn't think that such a simple patch could make such a big
> difference, but the proof is there. I've tried it myself and I was
> impressed. You can see for it yourself in these *before- and after-the-patch
> Phoronix videos* [6].
> 
> *Source URL:*
> http://blogs.computerworld.com/17371/the_linux_desktop_may_soon_be_a_lot_faster
> 
> *Links:*
> [1]
> http://blogs.computerworld.com/15111/linux_powers_the_fastest_computers_on_the_planet
> [2] http://marc.info/?l=linux-kernel&m=128978361700898&w=2
> [3] http://marc.info/?l=linux-kernel&m=128979084506774&w=2
> [4] http://www.columbia.edu/acis/history/teletype.html
> [5] http://www.linusakesson.net/programming/tty/index.php
> [6]
> http://www.phoronix.com/scan.php?page=article&item=linux_2637_video&num=2
> [7]
> http://blogs.computerworld.com/17351/fedora_like_ubuntu_to_dump_x_for_wayland
> [8]
> http://blogs.computerworld.com/17303/ubuntu_abandons_x_server_for_wayland
> [9] http://wayland.freedesktop.org/
> 
> 

Sounds good! How does this patch relate to Kolivas' BFS?

Best,

Jeremy



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