Re: aacraid and large memory problem (2.6.0-test11)
From: bill davidsen
Date: Wed Dec 03 2003 - 16:40:29 EST
In article <20031203205730.88B7EF7C86@xxxxxxxxxxxxxxxxxxx>,
Kevin Fenzi <kevin@xxxxxxxxx> wrote:
| Bill> | > Perhaps this patch in 2.6.0-test9 is the culprit? | >
| Bill> http://www.linuxhq.com/kernel/v2.6/0-test9/drivers/scsi/aacraid/comminit.c
| Bill> | | This patch is what made aacraid work with over 4 gig of
| Bill> memory for me. | I have an 8 proc system with 16gig of memory
| Bill> and without this patch I | get data corruption in high memory.
| Bill> | | I don't boot on the aacraid though.
| Bill> It would be interesting to know what memory model is being used
| Bill> in each case. Both CONFIG_HIGHMEM* and maybe user/kernel split
| Bill> might play.
| I am using the 2.6.0 rpms from:
| Specifically its:
| The kernel-2.6.0-test11-i686-smp.config
| # CONFIG_NOHIGHMEM is not set
| # CONFIG_HIGHMEM4G is not set
| Bill> Based on one boot with one machine, 4G RAM, it didn't hang.
| Bill> Unfortunately a production machine, I was playing following some
| Bill> "unscheduled maintenence."
| Did you have HIGHMEM set?
root> grep HIGHMEM .config
# CONFIG_HIGHMEM4G is not set
# CONFIG_HIGHMEM64G is not set
I don't know that this sheds any light, one is a fairly small sample set.
bill davidsen <davidsen@xxxxxxx>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
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