== sanity test 248c: verify whole file read behavior ===== 09:27:00 (1742909220)
llite.lustre-ffff8800b6fff000.read_ahead_stats=c
llite.lustre-ffff8800b6fff000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 33.8 seconds
llite.lustre-ffff8800b6fff000.read_ahead_stats=
snapshot_time             1742909222.812739057 secs.nsecs
start_time                1742909220.726726353 secs.nsecs
elapsed_time              2.086012704 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-ffff8800b6fff000.read_ahead_stats=clear
llite.lustre-ffff8800b6fff000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 31.3 seconds
llite.lustre-ffff8800b6fff000.read_ahead_stats=
snapshot_time             1742909225.370125544 secs.nsecs
start_time                1742909222.816275920 secs.nsecs
elapsed_time              2.553849624 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-ffff8800b6fff000.max_read_ahead_whole_mb=4