Linux 5.12 Adds Instruction Latency Reporting To Perf

[castlefox]

Great to see a focus on latency. Hopefully this will come to AMD video cards also

[phoronix]

Phoronix: Linux 5.12 Adds Instruction Latency Reporting To Perf

An exciting new capability with perf in Linux 5.12 is the ability to collect instruction latency metrics as part of the performance reports, but relies on hardware capabilities for now only found in next-generation Intel Xeon "Sapphire Rapids" processors...

http://www.phoronix.com/scan.php?pag...nstruction-Lat