Re: Performance regression: thread wakeup time (latency) increased up to 3x

[Norbert]

On 10/23/21 22:09, Norbert wrote:
> (The more important part being SCHED_FIFO.)

Please ignore this side-comment. The decisive factor is 
isolated/nohz_full vs normal.

There are indications that "normal" times have become worse lately 
(measured in 5.14.14), relative to earlier, but in that area the 
fluctuations I see in my current tests are too large to get a clear picture.

Best, Norbert