For example: 8 cpu core server, which equates to 128 threads, migrating very small files, and if each file owner is unique, this can result in ONTAP doing a lot of credential lookup work in a short am...For example: 8 cpu core server, which equates to 128 threads, migrating very small files, and if each file owner is unique, this can result in ONTAP doing a lot of credential lookup work in a short amount of time. MaxDirectoryEnumerationThreads (REG_DWORD): default is 0 (or not defined) which means calculate the max number of threads based on the count of CPUs in the current system.