Sometimes Slow System since Update to 2.5.1-2

[helmar74 (Helmar)]

WAs running out of threads.
so I added:

org.eclipse.smarthome.threadpool:ruleEngine=20

to runtime.cfg

Found the solution here:

Sporadic delayed rule starting: Thread pool too small?

My openHAB instance (Raspberry Pi 3+), running openhabian produces some sporadic extreme delay in rule execution. Some data: 120GB SSD fan added, cpu-temp is below 50° cpu usage is around 20%, io wait is about 1%. It is mostly annyoing with the motion detectors, if the light turns on 2 minutes after i walked by the detector it is quite useless. Sometimes it works instantly (that’s how i enjoy it), sometimes a delay of a few to 20-something seconds and sometimes even minutes (this annoys me…