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SubjectRe: aacraid and large memory problem (2.6.0-test11)
Date
In article <1070396482.16903.11.camel@markh1.pdx.osdl.net>,
Mark Haverkamp <markh@osdl.org> wrote:
| On Tue, 2003-12-02 at 11:35, Kevin Fenzi wrote:
| > -----BEGIN PGP SIGNED MESSAGE-----
| > Hash: SHA1
| >
| >
| > Greetings,
| >
| > Booting 2.6.0-test11 on a machine with 8GB memory and using the
| > aacraid driver results in a hang on boot. Passing mem=2048M causes it
| > to boot normally. 4GB also hangs. 2.6.0-test8 booted normally on this
| > same hardware.
| >
| > 8GB memory, dual xeon 3.06mhz with hyperthreading, RedHat 9 on it
| > currently.
| >
| > Happy to provide details on setup/software, etc.
| >
| > Perhaps this patch in 2.6.0-test9 is the culprit?
| > http://www.linuxhq.com/kernel/v2.6/0-test9/drivers/scsi/aacraid/comminit.c
|
| This patch is what made aacraid work with over 4 gig of memory for me.
| I have an 8 proc system with 16gig of memory and without this patch I
| get data corruption in high memory.
|
| I don't boot on the aacraid though.

It would be interesting to know what memory model is being used in each
case. Both CONFIG_HIGHMEM* and maybe user/kernel split might play.

Based on one boot with one machine, 4G RAM, it didn't hang.
Unfortunately a production machine, I was playing following some
"unscheduled maintenence."
--
bill davidsen <davidsen@tmr.com>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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