From: davidsen@tmr.com (bill davidsen)
To: linux-kernel@vger.kernel.org
Subject: Re: aacraid and large memory problem (2.6.0-test11)
Date: 3 Dec 2003 21:26:21 GMT [thread overview]
Message-ID: <bqlkdt$jqo$1@gatekeeper.tmr.com> (raw)
In-Reply-To: 20031203205730.88B7EF7C86@voldemort.scrye.com
In article <20031203205730.88B7EF7C86@voldemort.scrye.com>,
Kevin Fenzi <kevin@tummy.com> 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:
|
| http://people.redhat.com/arjanv/2.5/
|
| Specifically its:
|
| http://people.redhat.com/arjanv/2.5/RPMS.kernel/kernel-smp-2.6.0-0.test11.1.99.i686.rpm
|
| The kernel-2.6.0-test11-i686-smp.config
| says:
|
| # CONFIG_NOHIGHMEM is not set
| # CONFIG_HIGHMEM4G is not set
| CONFIG_HIGHMEM64G=y
| CONFIG_HIGHMEM=y
| CONFIG_BLK_DEV_UMEM=m
| CONFIG_DEBUG_HIGHMEM=y
|
| 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_NOHIGHMEM=y
# CONFIG_HIGHMEM4G is not set
# CONFIG_HIGHMEM64G is not set
| kevin
I don't know that this sheds any light, one is a fairly small sample set.
--
bill davidsen <davidsen@tmr.com>
CTO, TMR Associates, Inc
Doing interesting things with little computers since 1979.
next prev parent reply other threads:[~2003-12-03 21:37 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-03 20:57 aacraid and large memory problem (2.6.0-test11) Kevin Fenzi
2003-12-03 21:26 ` bill davidsen [this message]
-- strict thread matches above, loose matches on Subject: below --
2003-12-02 19:35 Kevin Fenzi
2003-12-02 20:21 ` Mark Haverkamp
2003-12-03 16:16 ` bill davidsen
2003-12-03 20:51 ` Kevin Fenzi
2003-12-03 21:57 ` Mark Haverkamp
2003-12-03 22:28 ` Kevin Fenzi
2003-12-03 22:53 ` bill davidsen
2003-12-03 23:25 ` Mark Haverkamp
2003-12-11 17:53 ` Kevin Fenzi
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