Voxel, just in case, busybox provides taskset functionality, probably that’s why it is missing in lede util-linux.
https://git.lede-project.org/?p=source.git;a=blob;f=package/utils/busybox/config/util-linux/Config.in;hb=456de2129727cdbeb0552f9a593518eb5452eef8#l841
Hey Voxel! Glad you’re still on this device!
My concern is about irqbalance. It provides a pretty questionable effect.
It polls interrupts counters and decides to switch certain interrupt cpu affinity to a different core.
Because irqbalance does it pretty often it increases cache misses for...
This test is on the border of statistical error, some points are higher, some lower. Actually, according to my tests, I suspect it's close to no difference which mtune to use.
According to my googling, qca engineers suggest using mtune=krait if compiler supports it and cortex-a15 if not.