Requested mode of the function's operation. Possible values:
- Ifis running in a threaded mode, theIntel® oneAPI Math Kernel Librarymkl_peak_mem_usagefunction may return different amounts of memory from run to run.
- The function reports the peak memory for the entire application, not just for the calling thread.
The peak memory allocated by the Memory Allocator (in bytes) or -1 in case of errors.