I've tried turning off crc check, as well as others in the performance tweaking section and nothing helps.
I'm not using an SDCARD, I'm booted from an SSD with USB3 to SATA.
Have enough memory and swap:
I'm out of ideas. anyone?total used free shared buff/cache available
Mem: 3.7Gi 497Mi 1.4Gi 129Mi 1.8Gi 3.0Gi
PS: I'm using the latest stable 21 from your site - have also tried docker and it's the same!
PSS: the high system load can go into it's 20.00's. right now with Firefox open, I'm at 0.70. this changes when running nzbget and goes into the 20.00's.....