Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Jerry DeLisle
On 07/19/2010 02:17 PM, Laurent GUERBY wrote: > Hi, > > I'm pleased to announce that AMD (1) donated two 12-cores Magny-Cours > processors running at 1.5 GHz to the GCC Compile Farm project and that > FSF France (2) funded the purchase of the rest of the machine, including > 64GB of RAM, 2TB of dis

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Laurent GUERBY
On Tue, 2010-07-20 at 19:18 +0200, Paolo Carlini wrote: > Which brand / model are we talking about? gcc10:~# cat /sys/block/sdb/device/model INTEL SSDSA2M080 Commercial Name: X25-M. http://techreport.com/articles.x/18712/8 Laurent ___ Gcc-cfarm-us

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Laurent GUERBY
On Tue, 2010-07-20 at 12:02 -0400, Jason Merrill wrote: > On 07/19/2010 05:17 PM, Laurent GUERBY wrote: > > The SSD is mounted as /scratch and a cron to delete files more than a > > week old will be set up soon, so do no leave your important files there. > > As usual no RAID or backups. > > Hmm, u

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Paolo Carlini
On 07/20/2010 06:02 PM, Jason Merrill wrote: > Hmm, using the SSD as a scratch drive surprises me; I thought that > typical use for SSD was to install commonly used programs on it and > leave them alone since SSD reads are very fast but writes are slow. Am > I confused? > I think this - the

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Laurent GUERBY
On Tue, 2010-07-20 at 18:25 +0200, Paul Zimmermann wrote: > > I'm pleased to announce that AMD (1) donated two 12-cores Magny-Cours > > processors running at 1.5 GHz... > > /proc/cpuinfo says only 800Mhz, as says GMP's speed: > > zimme...@gcc10:~/gmp-5.0.1/tune$ ./speed -s 100 mpn_mul > overh

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Jason Spence
On Tue, Jul 20, 2010 at 07:30:44PM +0300, Trk Edwin wrote: > On Tue, 20 Jul 2010 18:25:39 +0200 > Paul Zimmermann wrote: > > > > I'm pleased to announce that AMD (1) donated two 12-cores > > > Magny-Cours processors running at 1.5 GHz... > > > > /proc/cpuinfo says only 800Mhz, as says GMP's spe

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Török Edwin
On Tue, 20 Jul 2010 18:25:39 +0200 Paul Zimmermann wrote: > > I'm pleased to announce that AMD (1) donated two 12-cores > > Magny-Cours processors running at 1.5 GHz... > > /proc/cpuinfo says only 800Mhz, as says GMP's speed: > > zimme...@gcc10:~/gmp-5.0.1/tune$ ./speed -s 100 mpn_mul > ove

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Paul Zimmermann
> I'm pleased to announce that AMD (1) donated two 12-cores Magny-Cours > processors running at 1.5 GHz... /proc/cpuinfo says only 800Mhz, as says GMP's speed: zimme...@gcc10:~/gmp-5.0.1/tune$ ./speed -s 100 mpn_mul overhead 0.8 secs, precision 1 units of 1.25e-09 secs, CPU freq

Re: [Gcc-cfarm-users] gcc10: New AMD donated Magny-Cours system with 24 1.5 GHz cores and 64 GB RAM

2010-07-20 Thread Jason Merrill
On 07/19/2010 05:17 PM, Laurent GUERBY wrote: > The SSD is mounted as /scratch and a cron to delete files more than a > week old will be set up soon, so do no leave your important files there. > As usual no RAID or backups. Hmm, using the SSD as a scratch drive surprises me; I thought that typica