== sanity test 248c: verify whole file read behavior ===== 23:50:38 (1746157838)
llite.lustre-ffff8800a8899800.read_ahead_stats=c
llite.lustre-ffff8800a8899800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 16.8 seconds
llite.lustre-ffff8800a8899800.read_ahead_stats=
snapshot_time             1746157843.489657517 secs.nsecs
start_time                1746157839.216654855 secs.nsecs
elapsed_time              4.273002662 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-ffff8800a8899800.read_ahead_stats=clear
llite.lustre-ffff8800a8899800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 13.6 seconds
llite.lustre-ffff8800a8899800.read_ahead_stats=
snapshot_time             1746157849.118012184 secs.nsecs
start_time                1746157843.497340948 secs.nsecs
elapsed_time              5.620671236 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-ffff8800a8899800.max_read_ahead_whole_mb=4