This issue can be found on F-AWS 5.13.0-1008.9~20.04.2 with instance c6g.8xlarge, it's a bit flaky on it.
Running tests....... Name: cpuhotplug03 Date: Thu Dec 23 09:14:59 UTC 2021 Desc: Do tasks get scheduled to a newly on-lined CPU?
CPU is 1 USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND root 758483 0.0 0.0 2052 516 ? R 09:14 0:00 /bin/sh /opt/ltp/testcases/bin/cpuhotplug_do_spin_loop root 758484 0.0 0.0 2052 480 ? R 09:14 0:00 /bin/sh /opt/ltp/testcases/bin/cpuhotplug_do_spin_loop ... 3 /bin/sh /opt/ltp/testcases/bin/cpuhotplug_do_spin_loop 21 /bin/sh /opt/ltp/testcases/bin/cpuhotplug_do_spin_loop 21 /bin/sh /opt/ltp/testcases/bin/cpuhotplug_do_spin_loop cpuhotplug03 1 TFAIL: No cpuhotplug_do_spin_loop processes found on CPU1 INFO: ltp-pan reported some tests FAIL LTP Version: 20210927 INFO: Test end time: Thu Dec 23 09:15:01 UTC 2021
This issue can be found on F-AWS 5.13.0- 1008.9~ 20.04.2 with instance c6g.8xlarge, it's a bit flaky on it.
Running tests.......
Name: cpuhotplug03
Date: Thu Dec 23 09:14:59 UTC 2021
Desc: Do tasks get scheduled to a newly on-lined CPU?
CPU is 1 testcases/ bin/cpuhotplug_ do_spin_ loop testcases/ bin/cpuhotplug_ do_spin_ loop testcases/ bin/cpuhotplug_ do_spin_ loop testcases/ bin/cpuhotplug_ do_spin_ loop testcases/ bin/cpuhotplug_ do_spin_ loop do_spin_ loop processes found on CPU1
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 758483 0.0 0.0 2052 516 ? R 09:14 0:00 /bin/sh /opt/ltp/
root 758484 0.0 0.0 2052 480 ? R 09:14 0:00 /bin/sh /opt/ltp/
...
3 /bin/sh /opt/ltp/
21 /bin/sh /opt/ltp/
21 /bin/sh /opt/ltp/
cpuhotplug03 1 TFAIL: No cpuhotplug_
INFO: ltp-pan reported some tests FAIL
LTP Version: 20210927
INFO: Test end time: Thu Dec 23 09:15:01 UTC 2021