How to debug >2GB memory issues (and 3ware)
vkashyap at amcc.com
Mon Nov 8 23:32:00 GMT 2004
> -----Original Message-----
> From: owner-freebsd-amd64 at freebsd.org
> [mailto:owner-freebsd-amd64 at freebsd.org]On Behalf Of Michael R. Wayne
> Sent: Monday, November 08, 2004 11:20 AM
> To: freebsd-amd64 at freebsd.org
> Subject: How to debug >2GB memory issues (and 3ware)
> I have a Dual 4GB system with a 3ware SATA controller that's working
> properly as long as I restrict it to 2GB with:
The 3ware driver (twe) for 7xxx/8xxx controllers can handle upto
4 GB memory on FreeBSD 4.x, and beyond 4 GB on FreeBSD 5.x. The
driver (twa) for 9xxx controllers can handle memory beyond 4 GB
on both 4.x and 5.x.
> Obviously, I'd like to have access to the other 2GB of RAM. But
> if I go past 2GB, I get random crashes during all builds (world,
> kernel, port).
> Is there anything I can do to try to debug this or are there any
> tricks to either debug or solve this?
> Oh, and is there any support at all for finding out the 3ware status?
> It would be nice to know if a drive fails but 3dm is marked i386 only.
Currently, there's no CLI/3DM available for FreeBSD amd64.
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