Re: [Xen-devel] Numa=on broken?

[Ryan Harper <ryanh@xxxxxxxxxx>]

* Subrahmanian, Raj <raj.subrahmanian@xxxxxxxxxx> [2007-05-03 17:30]:
> All,
> It looks like numa=on is broken.
> I have tried with the tip of the tree, with the changeset 14676 (which
> fixes the numa=on problem) and the two patches that Ryan sent out. 
> I am running with boot options acpi=on and numa=on.
> I am running on an ES7000 with 2 nodes (2 cells of 8 processors and 32
> GB memory each).
> 
> Thanks
> Raj
> PS. We(Unisys) are going to start running our weekly tests with default
> numa=on. This weeks' tests brought out this problem.
> 
>  \ \/ /___ _ __   |___ / / _ \    _   _ _ __  ___| |_ __ _| |__ | | ___ 
>   \  // _ \ '_ \    |_ \| | | |__| | | | '_ \/ __| __/ _` | '_ \| |/ _ \
>   /  \  __/ | | |  ___) | |_| |__| |_| | | | \__ \ || (_| | |_) | |  __/
>  /_/\_\___|_| |_| |____(_)___/    \__,_|_| |_|___/\__\__,_|_.__/|_|\___|
>                                                                         
>  http://www.cl.cam.ac.uk/netos/xen
>  University of Cambridge Computer Laboratory
> 
>  Xen version 3.0-unstable (root@site) (gcc version 4.1.2 20070115
> (prerelease) (SUSE Linux)) Thu May  3 16:58:28 EDT 2007
>  Latest ChangeSet: Thu May 03 11:22:58 2007 +0100 15007:c857bf38f015
> 
> (XEN) Command line: /boot/xen.gz com1=115200,8n1 apic_verbosity=debug
> dom0_mem=512M acpi=on numa=on
> (XEN)  0000000000000000 - 000000000009d000 (usable)
> (XEN)  000000000009d800 - 00000000000a0000 (reserved)
> (XEN)  00000000000ce000 - 0000000000100000 (reserved)
> (XEN)  0000000000100000 - 0000000037e70000 (usable)
> (XEN)  0000000037e70000 - 0000000037ed8000 (ACPI data)
> (XEN)  0000000037ed8000 - 0000000037f00000 (ACPI NVS)
> (XEN)  0000000037f00000 - 00000000f0000000 (usable)
> (XEN)  00000000f8000000 - 00000000fec00000 (reserved)
> (XEN)  00000000fffc0000 - 0000000100000000 (reserved)
> (XEN)  0000000100000000 - 0000001008000000 (usable)
> (XEN) System RAM: 65407MB (66976820kB)
> (XEN) Cannot handle page request order 0!
> (XEN) Cannot handle page request order 2!
> (XEN) Cannot handle page request order 0!
> (XEN) Cannot handle page request order 2!
> (XEN) Cannot handle page request order 0!
> (XEN) Cannot handle page request order 2!
> (XEN) Cannot handle page request order 0!
> (XEN) Cannot handle page request order 2!
> (XEN) Cannot handle page request order 0!
> (XEN) Cannot handle page request order 2!

what repo and what changeset?  We fixed this issue a while ago, 

I just booted:

changeset:   15020:6f37c763bc0f from 
http://xenbits.xensource.com/xen-3.1-testing.hg

and

changeset:   15009:3a5722420de7 from 
http://xenbits.xensource.com/xen-unstable.hg

with no issues on my numa hardware.

-- 
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253
ryanh@xxxxxxxxxx

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