Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-10 Thread Prentice Bisbal via users
Raymond, Thanks for the info. Since we are still at CentOS 6, that is most likely the problem. Prentice On 1/8/20 8:52 PM, Raymond Muno via users wrote: AMD, list the minimum supported kernel for EPYC/NAPLES as RHEL/Centos kernel 3.10-862, which is RHEL/CentOS 7.5 or later. Upgraded kernels

Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-08 Thread Raymond Muno via users
AMD, list the minimum supported kernel for EPYC/NAPLES as RHEL/Centos kernel 3.10-862, which is RHEL/CentOS 7.5 or later. Upgraded kernels can be used in 7.4. http://developer.amd.com/wp-content/resources/56420.pdf -Ray Muno On 1/8/20 7:37 PM, Raymond Muno wrote: We are running EPYC 7451 and

Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-08 Thread Raymond Muno via users
We are running EPYC 7451 and 7702 nodes.  I do not recall that CentOS 6 was able to support these. We moved on to CentOS 7.6 at first and are now running 7.7 to support the EPYC2/Rome nodes. The kernel in earlier releases did not support x2APIC and could not handle 256 threads. Not and issue

Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-08 Thread Raymond Muno via users
We are running EPYC 7451 and 7702 nodes.  I do not recall that CentOS 6 was able to support these. We moved on to CentOS 7.6 at first and are now running 7.7 to support the EPYC2/Rome nodes. The kernel in earlier releases did not support x2APIC and could not handle 256 threads. Not and issue

Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-08 Thread Brice Goglin via users
Le 08/01/2020 à 21:51, Prentice Bisbal via users a écrit : > > On 1/8/20 3:30 PM, Brice Goglin via users wrote: >> Le 08/01/2020 à 21:20, Prentice Bisbal via users a écrit : >>> We just added about a dozen nodes to our cluster, which have AMD EPYC >>> 7281 processors. When a particular users jobs

Re: [OMPI users] [External] Re: AMD EPYC 7281: does NOT, support binding memory to the process location

2020-01-08 Thread Prentice Bisbal via users
On 1/8/20 3:30 PM, Brice Goglin via users wrote: Le 08/01/2020 à 21:20, Prentice Bisbal via users a écrit : We just added about a dozen nodes to our cluster, which have AMD EPYC 7281 processors. When a particular users jobs fall on one of these nodes, he gets these error messages: