== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 00:30:48 (1786422648)
100+0 records in
100+0 records out
104857600 bytes (105 MB, 100 MiB) copied, 11.1088 s, 9.4 MB/s
Total memory: 3781768 KiB
Cache used before read: 100172 KiB
Cache used after read: 202616 KiB
Cache used after dontneed ladvise: 100216 KiB