Messages in this thread | | | Date | Wed, 16 Jun 2004 10:06:14 +0100 | From | Matthew Denner <> | Subject | Re: 45 minute boot time with 2.6.4/2.6.6-mm5 kernel on 1.7GHz laptop |
| |
Mikael Pettersson wrote: > And here we see a, possibly the, problem. > The BIOS gives us usable memory up to 0x3f7cffff, but the > corresponding MTTR stops short at 0x3effffff, which leaves > the 8MB in [0x3f000000,0x3f7cffff] usable but uncached. > > Any access to that range will be sloooow. > > This is unfortunately not an uncommon BIOS error. You may want to > check for BIOS updates, or file a bug report with the HW vendor. > > Booting with "mem=1008M" appended to the kernel's options > should fix the performance issue.
Mikael, thanks for all your help, this fixed the problem for me. It now boots in less than a minute.
Matt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |