Comment 9 for bug 1802233

On the Witherspoon the hwclock does not seem to set at all.

ubuntu@bobone:~$ uname -a
Linux bobone 4.18.0-18-generic #19~18.04.1-Ubuntu SMP Fri Apr 5 10:21:11 UTC 2019 ppc64le ppc64le ppc64le GNU/Linux

ubuntu@bobone:~$ sudo /sbin/hwclock --set --date "2004/11/22 04:10:00"; sudo /sbin/hwclock
2019-05-15 14:36:33.802253+0000

ubuntu@bobone:~$ sudo /sbin/hwclock --set --date "2004/11/22 04:10:00"; sudo /sbin/hwclock --debug
hwclock from util-linux 2.31.1
System Time: 1557931207.255519
Trying to open: /dev/rtc0
Using the rtc interface to the clock.
Last drift adjustment done at 1101096600 seconds after 1969
Last calibration done at 1101096600 seconds after 1969
Hardware clock is on UTC time
Assuming hardware clock is kept in UTC time.
Waiting for clock tick...
ioctl(4, RTC_UIE_ON, 0): Invalid argument
Waiting in loop for time from /dev/rtc0 to change
...got clock tick
Time read from Hardware Clock: 2019/05/15 14:40:08
Hw clock time : 2019/05/15 14:40:08 = 1557931208 seconds since 1969
Time since last adjustment is 456834608 seconds
Calculated Hardware Clock drift is 0.000000 seconds
2019-05-15 14:40:07.171582+0000