Batching buffers read when reaching threshold #3269

Job	Run time
CMake Example with Native GCC	28s
GNU ARM Toolchain	1m 44s
WIN32 MSVC	2m 28s
GNU MSP430 Toolchain	1m 46s
WIN32 MingW	2m 22s
Native GCC (macos-latest)	3m 31s
GCC MicroBlaze Toolchain	2m 48s
Native GCC (ubuntu-latest)	2m 14s
	17m 21s

Provide feedback