== sanity test 255b: check 'lfs ladvise -a dontneed' ===== 08:22:49 (1787833369) 100+0 records in 100+0 records out 104857600 bytes (105 MB, 100 MiB) copied, 13.6934 s, 7.7 MB/s Total memory: 3781768 KiB Cache used before read: 100040 KiB Cache used after read: 202320 KiB Cache used after dontneed ladvise: 100112 KiB