== sanity test 24t: mkdir .../R16a/b/c; rename .../R16a/b/c .../R16a =========================================================== 03:00:20 (1786690820)
rename '/mnt/lustre/R16a/b/c' returned -1: Directory not empty
/mnt/lustre/R16a has type dir OK
/mnt/lustre/R16a/b/c has type dir OK