== sanity test 248c: verify whole file read behavior ===== 19:09:10 (1746140950)
llite.lustre-ffff8800b5f65800.read_ahead_stats=c
llite.lustre-ffff8800b5f65800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 24.1 seconds
llite.lustre-ffff8800b5f65800.read_ahead_stats=
snapshot_time             1746140954.465535207 secs.nsecs
start_time                1746140951.500497462 secs.nsecs
elapsed_time              2.965037745 secs.nsecs
hits                      16382 samples [pages]
misses                    2 samples [pages]
zero_size_window          1 samples [pages]
failed_to_fast_read       3 samples [pages]
readahead_pages           1 samples [pages] 16382 16382 16382
llite.lustre-ffff8800b5f65800.read_ahead_stats=clear
llite.lustre-ffff8800b5f65800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 23.6 seconds
llite.lustre-ffff8800b5f65800.read_ahead_stats=
snapshot_time             1746140957.884036670 secs.nsecs
start_time                1746140954.472814507 secs.nsecs
elapsed_time              3.411222163 secs.nsecs
hits                      16382 samples [pages]
misses                    2 samples [pages]
zero_size_window          1 samples [pages]
failed_to_fast_read       3 samples [pages]
readahead_pages           1 samples [pages] 16382 16382 16382
Test passed on attempt 0
llite.lustre-ffff8800b5f65800.max_read_ahead_whole_mb=4