Log in to follow, share, and participate in this community. Not a member? Join Now! Hi all, Trying to install CentOS 7 with Dual socket AMD EPYC 7702 64 cores server and it didn't work. Then I tried CentOS 8 and installed, but lscpu shows core 255 offline? Do I have a bad core tha... I'm considering to buy EPYC Rome(7002) platform. I want to know how determined EPYC Rome's Infinity Fabric On-Package(IFOP) clock speed. I only found this doc. https://developer.amd.com/wp-content/resources/56745_0.8... Hello team, Im trying your new uprof PCM Linux CLI. As per the user guide the command "./AMDuProfPcm -d 60 -m memory -o /tmp/pcm.csv" will give me the memory bandwith numbers, nevertheless Im getting the follo... Platform QoS features are suposed to allow L3 cache allocation/monitoring as well as memory BW allocation as per http://developer.amd.com/wp-content/resources/56420.pdf . I cant find any tool ... Whether AMD EPYC 2 supports host-to-device PCIe AtomicOps? This post said that AMD EPYC does not support PCIe AtomicOps If AMD EPYC support PCIe AtomicOps host-to-device transactions? ... Help! I'm currently stuck with apparently incompatible components, and looking for the most cost effective way to get a dual epyc system running. Work load will be exclusively openfoam cfd. So 16 memory channels, and ... Hi, everyone, I have several questions on SEV-ES. Does AMD EPYC 7281 support SEV-ES? Is there any information about which specific EYPC CPU support SEV-ES? ... Check out the new look and feel of AMD EPYC Tech Docs and Whitepapers! AMD EPYC™ Tech Docs and White Papers | AMD Hello, I am new to this Community. Please help guide me if this needs question/discussion needs to be in some other area. Has Anyone achieved successful auto negotiation with 10gbe KR link? ... Hello! I'm working with AMD Epyc 7301 (AMD64 Family 17h model 00h-0Fh) with QNX (real-time OS) and have SMI interruptions on all CPUs every 32 ms for ~400 us. But in Linux (SLES RT) i dont't see such behaviour a... For several reasons  we’re looking for a way to measure evicts from the L2 to the victim L3 cache. Preliminary results of performance investigations indicate that the L3 is not a “true” victim cac... Is there a way to demonstrate SME is in effect for my processor (EPYC 7000) What if the Linux kernel is not supporting it? How would I know? A specification on Technology Platform Quality of Service Extensions has been posted to AMD Developer Central. You can find it under EPYC Resources > Specs and Manuals or by clicking directly on this link. Assuming 2P setup with 2666MHz memory clock: - EPYC 7501 All Core Boost Speed is specified to be 2.60GHz with TDP of 170W, - EPYC 7551 All Core Boost Speed is specified to be 2.55GHz with TDP of 180W. Is thi... An updated performance tuning guideline for low latency white paper has been posted to AMD Developer Central. You can find it under EPYC Resources > Performance Tuning Guides or by clicking directly on this link. &... The EPYC Revision Guide has been posted to AMD Developer Central. You can find it under EPYC Resources > Specs and Manuals or by clicking directly on this link. Hi all, We have test a AMD EPYC 7451 server, and some thine weird comes up: The topology of 7451 is created by lstopo Linux command in the attachment file, what's confusing me is why PU P40, PU P88, PU ... How do I control and limit the power consumption of the processor? A white paper on the benefits of NUMA on AMD EPYC™ has been posted to AMD Developer Central. You can find it under EPYC Resources > White Papers or by clicking directly on this link. A white paper on managing speculation on AMD processors has been posted to AMD Developer Central. You can find it under EPYC Resources > Performance Tuning Guides or by clicking directly on this link.