Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-14 Thread Jakub Lach
Thanks for replies. * Finally, default values for many things on 64-bit machines have been adjusted upward significantly to make proper use of available resources Well that one should be fast to test, if it really makes so much difference. * Scheduler rewrite They threw out old scheduler

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-14 Thread Andriy Gapon
on 14/10/2012 00:27 Pedro Giffuni said the following: Actually ... On 10/13/2012 13:38, Jakub Lach wrote: I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? Their explanation of the changes is here:

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-14 Thread Alexander Motin
On 14.10.2012 12:47, Andriy Gapon wrote: on 14/10/2012 00:27 Pedro Giffuni said the following: Actually ... On 10/13/2012 13:38, Jakub Lach wrote: I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? Their explanation of the

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-14 Thread Steve Kargl
On Sun, Oct 14, 2012 at 01:09:47AM -0700, Jakub Lach wrote: * Scheduler rewrite They threw out old scheduler and have instant gains? That's too good to be true, seeing as still some loathe ULE in FreeBSD after all this time. 'loathe' appears to be an interesting choice of word. I do

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-14 Thread Jakub Lach
I do not loathe ULE, but I also do not use ULE. Maybe my wording wasn't exactly suitable, but that was the point I was trying to make. ULE is default for quite some time (and boasted impressive benchmarks upon introduction too), yet in reality 4BSD is far from being superseded for many. --

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-13 Thread Jakub Lach
I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? -- View this message in context: http://freebsd.1045724.n5.nabble.com/Re-new-DragonFly-3-2-scheduler-and-PostgreSQL-comparision-with-FreeBSD-9-1-RC1-tp5751589p5751733.html

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-13 Thread Pedro Giffuni
Hello; On 10/13/2012 13:38, Jakub Lach wrote: I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? I stopped following Dragonfly a while ago but it seems like it was some VM SMP related work:

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-13 Thread Pedro Giffuni
Actually ... On 10/13/2012 13:38, Jakub Lach wrote: I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? Their explanation of the changes is here: http://www.shiningsilence.com/dbsdlog/2012/09/19/10403.html Cheers, Pedro.

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-13 Thread Adrian Chadd
On 13 October 2012 14:27, Pedro Giffuni p...@freebsd.org wrote: Actually ... On 10/13/2012 13:38, Jakub Lach wrote: I'm not at all up to date with DragonFly, so does anybody know what did they change so spectacularly between 3.0/3.2? Their explanation of the changes is here:

Re: new DragonFly-3.2 scheduler and PostgreSQL comparision with FreeBSD 9.1-RC1

2012-10-12 Thread Adrian Chadd
On 12 October 2012 11:10, Miroslav Lachman 000.f...@quip.cz wrote: I don't like comparing Release Candidates without any details about config, but the fact that DF 3.2 is much better than DF 3.0 is interesting. And they are very close to performance of Scientific Linux 6.2. Hey cool! And