== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 00:49:42 (1746074982)
100+0 records in
100+0 records out
104857600 bytes (105 MB) copied, 3.86138 s, 27.2 MB/s
Total memory: 3820268 KiB
Cache used before read: 73168 KiB
Cache used after read: 175868 KiB
Cache used after dontneed ladvise: 73580 KiB