On Tuesday, March 10, 2020 at 12:44:17 AM UTC+8, Paul wrote:
It's hard to say what core it is.


I noticed this happens when the PC started cold, i.e. after it was off for at
least 3 hours. So I speculate that the no-name Alibaba cooler has a sticky
pump, which only breaks free after the CPU got hot and cooked it?