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AMD uProf missing CPU Profile "Assess Performance" option
I'm trying to get Event-Based profiling session using AMDuProf (v3.5.677) but my setup is missing the
"Assess Performance" option
See my setup
See the screenshot from the manual (section 7...
Jose Acevedo
Votes: 0
Answers: 0
Strange PTE value in Hygon x86_64 in Linux - reserved bit 47 set
I have a workstation using Hygon C86 7280 CPU, /proc/cpuinfo shows it has 43 physical address bits, and 48 virtual address bit.
But when I mmap a BAR of PCI device (via /sys/bus/pci/devices/0000:nn:00...
wangt13
Votes: 0
Answers: 0
Why do GCP's AMD EPYC VM instances seem to have 1 "problematic" vCPU?
Sorry for the longish post, here's TLDR: For each instance of Google Cloud Engine AMD-powered VMs, 1vCPU is crippled in some way compared to the rest. Any idea how/why?
I did a performance/value analy...
Ecuador
Votes: 0
Answers: 1
What instruction set does SFENCE belong to?
I've been doing a good amount of research on AMD64 (x86-64) instructions, and its been kind of confusing. A lot of the time official CPU documentation doesn't designate instruction as part of a specif...
Badasahog
Votes: 0
Answers: 1