[Xorp-users] XORP testing on PPC400 processor family

Igor Maravić igorm at etf.rs
Thu Dec 6 23:15:39 PST 2012


Phil,

I didn't perform any performance tests, but this is something that I plan
to do.

Could you send me your testing scenario, and any scripts that you use, so I
could see what's happening inside Xorp.

BR
Igor
On 6 Dec 2012 16:05, "Phil Wiggins" <phil.wiggins at gmail.com> wrote:

> Ben and Igor,
>
> We appreciate all the great work that you're doing in this community.
> At the xorp test environment [1], I see that the test environment
> scales across a number of O/S (linux, freebsd, etc), but only x86 and
> arm for processors.  I just want to confirm that this is the case.
>
> We have been doing some building on an embedded PPC400 family [2]
> architecture and starting to notice issues as we apply various loading
> conditions (e.g. timer issues under CPU load).  What would it take to
> add PPC440 family variant to the xorp test environment?  Can that be
> done with a PPC emulator (e.g. QEMU running linux [3])?
>
> To better understand your test environment more generally, do you
> apply constraints for memory (e.g. 128/256M) and processor speeds
> (e.g. 200/400 MHz using cpulimit [4]) within the software environments
> under test?
>
> [1] http://dmz2.candelatech.com:8010/waterfall
> [2]
> https://www-01.ibm.com/chips/techlib/techlib.nsf/techdocs/F72367F770327F8A87256E63006CB7EC/$file/PowerPC440_Nov2006.pdf
> [3]
> http://www.makestuff.eu/wordpress/running-debian-for-arm-powerpc-on-qemu/
> [4] http://cpulimit.sourceforge.net/
>
> Cheers,
>
> Phil
>
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