Linaro: User space perf counters, ARMv7 and ARMv8

Posted by Charbax – September 20, 2014

Direct access to perf counters for Networking/ODP domain really helps to budgeting lower CPU cycles to Benchmark Data Plane. Demo shows POC about Accessing Perf counters with Perf syscall Vs Direct access of perf counters from Userspace. Implementation has been shown for ArmV7 ( Arndale ) Board and ArmV8 ( Juno ) Board. Yogesh Tillu, Linaro/Cavium Engineer has demoed 1st cut implementation of concept.