== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 00:46:50 (1744087610)
100+0 records in
100+0 records out
104857600 bytes (105 MB) copied, 2.34107 s, 44.8 MB/s
Total memory: 3820268 KiB
Cache used before read: 73176 KiB
Cache used after read: 175944 KiB
Cache used after dontneed ladvise: 73656 KiB