== sanityn test 18: mmap sanity check =========================================================================================== 19:12:59 (1743203579)
mmap test1: basic mmap operation (PASS, 0.020357s)
mmap test2: MAP_PRIVATE not write back (PASS, 0.014313s)
mmap test3: concurrent mmap ops on two nodes (PASS, 20.688s)
mmap test4: c1 write to f1 from mmapped f2, c2 write to f1 from mmapped f1 (PASS, 4.0717s)