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Date: | Tue, 21 Oct 2014 13:56:25 +0200 |
From: | Marco Atzeri <marco DOT atzeri AT gmail DOT com> |
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To: | cygwin AT cygwin DOT com |
Subject: | Re: Tester for openblas needed |
References: | <54450C0A DOT 6050705 AT gmail DOT com> <BAY169-DS3454FE83B442F8A23182EBA7970 AT phx DOT gbl> <54451D4C DOT 5080604 AT gmail DOT com> <BAY169-DS41999173A807A98C0210C7A7970 AT phx DOT gbl> <54458524 DOT 8010603 AT gmail DOT com> <BAY169-DS201BCE4DCECE478E49F36BA7970 AT phx DOT gbl> <5445F384 DOT 705 AT gmail DOT com> |
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On 10/21/2014 7:47 AM, Marco Atzeri wrote: > On 10/21/2014 1:33 AM, Tony Kelman wrote: >> What does your Makefile.conf say for NUM_CORES? I can't seem to get a >> test program with your build to use more than 2 cores (I have 4 + HT) >> by setting the OPENBLAS_NUM_THREADS environment variable. > > NUM_CORES=2 > I will ask on the OpenBlas mailing list https://groups.google.com/forum/#!topic/openblas-users/2cxnw0tvd9A "one of the testers noted that his quad core is unable to use more than two cores; as the build machine is a two cores, is that causing the limitation ? Yes. There is a mode to override it ? Use "make NUM_THREADS=n " to support n threads. " So how many THREADS would you like to see ? Regards Marco -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple
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