From: Greg KH <greg@kroah.com>
To: Andi Kleen <ak@suse.de>
Cc: artusemrys@sbcglobal.net,
Mariusz Kozlowski <m.kozlowski@tuxland.pl>,
linux-kernel@vger.kernel.org, Dave Airlie <airlied@linux.ie>,
akpm@osdl.org
Subject: Re: 2.6.19-rc2-mm2
Date: Fri, 20 Oct 2006 17:50:14 -0700 [thread overview]
Message-ID: <20061021005014.GC12131@kroah.com> (raw)
In-Reply-To: <p734ptybk0z.fsf@verdi.suse.de>
On Sat, Oct 21, 2006 at 02:16:28AM +0200, Andi Kleen wrote:
> Matthew Frost <artusemrys@sbcglobal.net> writes:
>
> > Andrew Morton wrote:
> >
> > > Ow. Multithreaded probing was probably a bt ambitious, given the current
> > > status of kernel startup..
> > >
> > > Greg, does it actually speed anything up or anything else good?
> > >
> >
> > I'm on a x86 (P4) hi-mem machine, plenty of onboard PCI (audio, LAN, bonus IDE
> > controller, etc.), and it has sped up my boot process. Between the USB and PCI
> > multithread probing, my dmesg is a bit out of order from its ordinary sequence,
> > but the only things that stall it now are my MD-RAID partitions getting set up.
>
> Did you measure it? Feelings and impressions tend to be unreliable.
Yeah, real numbers would be good to have. I have measured 7-8 seconds
off the boot on my workstation, and 2 seconds off the boot for my
laptop. All of the time saved seems to be due to slow SATA startup
times, and the machine is off initializing other things while that is
happening.
thanks,
greg k-h
next prev parent reply other threads:[~2006-10-21 1:54 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-10-20 8:56 2.6.19-rc2-mm2 Andrew Morton
2006-10-20 9:34 ` 2.6.19-rc2-mm2 Cornelia Huck
2006-10-20 13:19 ` 2.6.19-rc2-mm2 Alan Cox
2006-10-20 11:39 ` 2.6.19-rc2-mm2 Mariusz Kozlowski
2006-10-20 13:32 ` 2.6.19-rc2-mm2 Anton Vorontsov
2006-10-20 14:57 ` 2.6.19-rc2-mm2 Mariusz Kozlowski
2006-10-20 16:19 ` 2.6.19-rc2-mm2 Andrew Morton
2006-10-20 16:54 ` 2.6.19-rc2-mm2 Mariusz Kozlowski
2006-10-20 17:25 ` 2.6.19-rc2-mm2 Andrew Morton
2006-10-20 22:37 ` 2.6.19-rc2-mm2 Matthew Frost
2006-10-21 0:16 ` 2.6.19-rc2-mm2 Andi Kleen
2006-10-21 0:50 ` Greg KH [this message]
2006-10-21 2:13 ` 2.6.19-rc2-mm2 Andi Kleen
2006-10-21 3:55 ` 2.6.19-rc2-mm2 Greg KH
2006-10-22 0:34 ` 2.6.19-rc2-mm2 Matthew Frost
2006-10-21 0:48 ` 2.6.19-rc2-mm2 Greg KH
2006-10-23 7:58 ` 2.6.19-rc2-mm2 Cornelia Huck
2006-10-24 7:40 ` 2.6.19-rc2-mm2 Greg KH
2006-10-20 11:59 ` 2.6.19-rc2-mm2 Gabriel C
2006-10-20 12:04 ` 2.6.19-rc2-mm2 Jiri Kosina
2006-10-20 12:33 ` 2.6.19-rc2-mm2 Gabriel C
2006-10-20 22:43 ` 2.6.19-rc2-mm2 Andrew Morton
2006-10-23 3:29 ` 2.6.19-rc2-mm2 Mauro Carvalho Chehab
2006-10-20 15:34 ` [PATCH 2.6.19-rc2-mm2] fix tty_ioctl powerpc build Hugh Dickins
2006-10-20 17:59 ` Alan Cox
2006-10-20 19:52 ` Andy Whitcroft
2006-10-20 15:54 ` 2.6.19-rc2-mm2 Martin J. Bligh
2006-10-20 16:30 ` 2.6.19-rc2-mm2 Badari Pulavarty
2006-10-20 17:31 ` 2.6.19-rc2-mm2 Andy Whitcroft
2006-10-22 2:16 ` 2.6.19-rc2-mm2 Martin J. Bligh
2006-10-22 3:15 ` 2.6.19-rc2-mm2 Dave Jones
2006-10-22 3:24 ` 2.6.19-rc2-mm2 Randy Dunlap
2006-10-22 22:18 ` 2.6.19-rc2-mm2 Andy Whitcroft
2006-10-21 0:24 ` 2.6.19-rc2-mm2 J.A. Magallón
2006-10-21 0:37 ` 2.6.19-rc2-mm2 Jiri Kosina
2006-10-21 0:41 ` 2.6.19-rc2-mm2 Randy Dunlap
2006-10-21 17:30 ` 2.6.19-rc2-mm2: reproducible hang on shutdown on i386 Rafael J. Wysocki
2006-10-23 14:43 ` Rafael J. Wysocki
2006-10-23 17:34 ` Andrew Morton
2006-10-23 21:00 ` Rafael J. Wysocki
2006-10-22 13:32 ` [Nasty crash on boot] was Re: 2.6.19-rc2-mm2 Reuben Farrelly
2006-10-22 18:13 ` Andrew Morton
2006-10-22 22:37 ` Andi Kleen
2006-10-23 20:54 ` 2.6.19-rc2-mm2 Magnus Määttä
2006-10-23 21:04 ` 2.6.19-rc2-mm2 Andrew Morton
2006-10-23 21:22 ` 2.6.19-rc2-mm2 Magnus Määttä
2006-10-24 8:04 ` WARNING: Do not use with EFI-based (e.g. IA64) systems. Bootloader may get eaten Mel Gorman
2006-10-26 6:11 ` 2.6.19-rc2-mm2 Joseph Fannin
2006-10-28 3:18 ` 2.6.19-rc2-mm2 - process_session-helper breaks /sbin/killall5 Valdis.Kletnieks
2006-10-28 4:47 ` Andrew Morton
2006-10-28 17:53 ` Valdis.Kletnieks
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