login
Header Space

 
 

Re: WANTED: kernel projects for CS students

Score:
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]
To: Rik van Riel <riel@...>
Cc: <linux-kernel@...>, dm-devel <dm-devel@...>
Date: Monday, October 15, 2007 - 1:10 pm

On Sun, 2007-10-14 at 19:01 -0400, Rik van Riel wrote:

How about this in the Device Mapper raid-1/mirror code?
	/* FIXME: add read balancing */

That comment has been in there for many releases.  I've wanted read
balancing for several servers and had all sorts of ideas about it, like
adding functions to the underlying device queues to return a "queuing
cost" to determine which is the best queue to add the read request.  I
think that could work better for queues like CFQ than the MD
closest-head.

An implementation would also need to be benchmarked against the MD
raid-1.

Along with the time to submit it to LKML, get it reviewed and polish it
up, it might make a good student project.
--=20
Zan Lynx <zlynx@acm.org>
Previous message: [thread] [date] [author]
Next message: [thread] [date] [author]

Messages in current thread:
WANTED: kernel projects for CS students, Rik van Riel, (Sun Oct 14, 7:01 pm)
Re: WANTED: kernel projects for CS students, Pavel Machek, (Sun Oct 28, 2:07 pm)
Re: WANTED: kernel projects for CS students, Lennart Sorensen, (Mon Oct 29, 3:48 pm)
Re: WANTED: kernel projects for CS students, Pavel Machek, (Mon Oct 29, 4:19 pm)
Re: WANTED: kernel projects for CS students, Lennart Sorensen, (Mon Oct 29, 5:44 pm)
Re: WANTED: kernel projects for CS students, Rik van Riel, (Fri Nov 2, 11:36 pm)
Re: WANTED: kernel projects for CS students, Wander Winkelhorst, (Sat Nov 3, 5:44 am)
Re: WANTED: kernel projects for CS students, Rafael J. Wysocki, (Sun Oct 28, 2:57 pm)
Re: WANTED: kernel projects for CS students, Toshiharu Harada, (Thu Oct 18, 12:51 am)
Re: WANTED: kernel projects for CS students, Mark Gross, (Wed Oct 17, 1:45 pm)
Re: WANTED: kernel projects for CS students, Guilherme Amadio, (Mon Oct 15, 1:30 pm)
Re: WANTED: kernel projects for CS students, J. Bruce Fields, (Mon Oct 15, 2:03 pm)
Re: WANTED: kernel projects for CS students, Mark Gross, (Mon Oct 15, 1:04 pm)
Re: WANTED: kernel projects for CS students, Alexey Dobriyan, (Mon Oct 15, 3:17 pm)
Re: WANTED: kernel projects for CS students, Mark Gross, (Tue Oct 16, 4:10 pm)
Re: WANTED: kernel projects for CS students, Folkert van Heusden, (Mon Oct 15, 3:54 pm)
Re: WANTED: kernel projects for CS students, Sam Ravnborg, (Mon Oct 15, 2:30 pm)
Re: WANTED: kernel projects for CS students, Giacomo Catenazzi, (Mon Oct 15, 3:54 pm)
Re: WANTED: kernel projects for CS students, Mark Gross, (Tue Oct 16, 4:06 pm)
Re: WANTED: kernel projects for CS students, Jan Engelhardt, (Tue Oct 16, 4:09 pm)
Re: WANTED: kernel projects for CS students, Giacomo Catenazzi, (Tue Oct 16, 4:31 pm)
Re: WANTED: kernel projects for CS students, Rik van Riel, (Tue Oct 16, 4:23 pm)
Re: WANTED: kernel projects for CS students, Giacomo Catenazzi, (Fri Nov 2, 3:54 am)
Re: WANTED: kernel projects for CS students, Jan Engelhardt, (Tue Oct 16, 4:25 pm)
Re: WANTED: kernel projects for CS students, Mark Gross, (Mon Oct 15, 2:45 pm)
Re: WANTED: kernel projects for CS students, Zan Lynx, (Mon Oct 15, 1:10 pm)
Re: WANTED: kernel projects for CS students, Rik van Riel, (Mon Oct 15, 1:23 pm)
Re: WANTED: kernel projects for CS students, Doug Whitesell (LKML), (Mon Oct 15, 1:04 pm)
Re: WANTED: kernel projects for CS students, Jörn, (Mon Oct 15, 11:40 am)
Re: WANTED: kernel projects for CS students, Sam Ravnborg, (Mon Oct 15, 10:23 am)
Re: WANTED: kernel projects for CS students, Philippe Elie, (Mon Oct 15, 12:31 pm)
Re: WANTED: kernel projects for CS students, Sam Ravnborg, (Mon Oct 15, 2:19 pm)
Re: WANTED: kernel projects for CS students, Philippe Elie, (Mon Oct 15, 12:36 pm)
Re: WANTED: kernel projects for CS students, Xavier Bestel, (Mon Oct 15, 12:53 pm)
Re: WANTED: kernel projects for CS students, Jan Engelhardt, (Mon Oct 15, 12:52 pm)
Re: WANTED: kernel projects for CS students, Rik van Riel, (Mon Oct 15, 11:10 am)
Re: WANTED: kernel projects for CS students, Sam Ravnborg, (Mon Oct 15, 2:31 pm)
Re: WANTED: kernel projects for CS students, WANG Cong, (Mon Oct 15, 6:40 am)
Re: WANTED: kernel projects for CS students, Rik van Riel, (Mon Oct 15, 1:13 pm)
speck-geostationary