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Le 08/02/2013 13:26, Samuel Thibault a écrit :
> Brice Goglin, le Fri 08 Feb 2013 13:23:33 +0100, a écrit :
>> Le 08/02/2013 12:52, Samuel Thibault a écrit :
>>> svn-commit-mailer_at_[hidden], le Fri 08 Feb 2013 12:02:18 +0100, a écrit :
>>>> Everything is hardwired in the backend, all nodes are the same.
>>> Would it be possible to check some file in /proc or /sys to identify the
>>> machine, to make sure we are not lying?
>> There's no such filesystems on BlueGene compute nodes. The CNK kernel
>> redirects I/O call to the I/O node (which runs Linux).
>> I can check that uname reports "CNK" and "BGQ" if you're afraid of
>> people running hwloc/bgq on non-bgq machines.
> My concern is rather than within a few years, new BGQ machines get built
> with a differing architecture. Ideally we would find some
> identifier or version which will for sure change when IBM changes the
If a new BlueGene is built, it won't be called Q again, they still have
23 letters to use :)
The BlueGene program has stopped anyway, it was only L, P and Q.