From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andi Kleen Date: Tue, 18 May 2004 21:05:01 +0000 Subject: Re: [Lhns-devel] Re: Who's doing what with cpu/memory/node hotplug? Message-Id: <20040518210501.GI2512@wotan.suse.de> List-Id: References: <20040513150842.22F5.YGOTO@us.fujitsu.com> In-Reply-To: <20040513150842.22F5.YGOTO@us.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org > On the large SGI systems, starting all cpus is fairly fast. The time > consuming parts of boot are: > - probing disks (depends, of course, on the number) > - VM init (mem_init, free_bootmem_core) > - initializing memory structures (arch_memmap_init) > > By far, probing is the slowest part of boot on systems with a lot of > disks. We should really have parallel scanning for disks ... That would help on smaller system too. -Andi ------------------------------------------------------- This SF.Net email is sponsored by: SourceForge.net Broadband Sign-up now for SourceForge Broadband and get the fastest 6.0/768 connection for only $19.95/mo for the first 3 months! http://ads.osdn.com/?ad_id%62&alloc_ida84&op=click _______________________________________________ Linux-hotplug-devel mailing list http://linux-hotplug.sourceforge.net Linux-hotplug-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-hotplug-devel