I'm having the same issue with Ubuntu 20.04, linux 5.4.0-31-generic:
user@linux:~$ sudo perf stat -e
cpu/event=0x28,umask=0x18,name=core_power_lvl1_turbo_license/,cpu/event=0x28,umask=0x20,name=core_power_lvl2_turbo_license/,cpu/event=0x28,umask=0x40,name=core_power_throttle/,cycles
-a -I 1000 sleep 10
# time counts unit events
1.000170047 1.861 core_power_lvl1_turbo_license
1.000170047 284 core_power_lvl2_turbo_license
1.000170047 103.012 core_power_throttle
1.000170047 26.525.939 cycles
2.000358208 2.873 core_power_lvl1_turbo_license
2.000358208 411 core_power_lvl2_turbo_license
2.000358208 120.125 core_power_throttle
2.000358208 35.270.662 cycles
3.000529648 2.995 core_power_lvl1_turbo_license
3.000529648 325 core_power_lvl2_turbo_license
3.000529648 103.505 core_power_throttle
3.000529648 49.564.376 cycles
4.000701689 2.519 core_power_lvl1_turbo_license
4.000701689 354 core_power_lvl2_turbo_license
4.000701689 107.696 core_power_throttle
4.000701689 32.302.985 cycles
5.000874532 2.758 core_power_lvl1_turbo_license
5.000874532 366 core_power_lvl2_turbo_license
5.000874532 141.070 core_power_throttle
5.000874532 36.180.579 cycles
6.001046915 2.626 core_power_lvl1_turbo_license
6.001046915 370 core_power_lvl2_turbo_license
6.001046915 116.084 core_power_throttle
6.001046915 38.366.890 cycles
7.001218040 26.266 core_power_lvl1_turbo_license
7.001218040 418 core_power_lvl2_turbo_license
7.001218040 128.776 core_power_throttle
7.001218040 1.201.403.076 cycles
8.001399922 2.625 core_power_lvl1_turbo_license
8.001399922 410 core_power_lvl2_turbo_license
8.001399922 106.382 core_power_throttle
8.001399922 33.190.255 cycles
9.001568738 2.781 core_power_lvl1_turbo_license
9.001568738 384 core_power_lvl2_turbo_license
9.001568738 138.116 core_power_throttle
9.001568738 35.559.397 cycles
10.000447616 4.056 core_power_lvl1_turbo_license
10.000447616 632 core_power_lvl2_turbo_license
10.000447616 201.168 core_power_throttle
10.000447616 41.275.834 cycles Are there any updates? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1727136 Title: [GLIBC] Fix glibc AVX frequency problems To manage notifications about this bug go to: https://bugs.launchpad.net/linux/+bug/1727136/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
