== sanity test 248c: verify whole file read behavior ===== 13:04:05 (1746119045)
llite.lustre-ffff88009b6bd000.read_ahead_stats=c
llite.lustre-ffff88009b6bd000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 37.9 seconds
llite.lustre-ffff88009b6bd000.read_ahead_stats=
snapshot_time             1746119047.831364374 secs.nsecs
start_time                1746119045.959577281 secs.nsecs
elapsed_time              1.871787093 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-ffff88009b6bd000.read_ahead_stats=clear
llite.lustre-ffff88009b6bd000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 33.2 seconds
llite.lustre-ffff88009b6bd000.read_ahead_stats=
snapshot_time             1746119050.243078400 secs.nsecs
start_time                1746119047.835517886 secs.nsecs
elapsed_time              2.407560514 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-ffff88009b6bd000.max_read_ahead_whole_mb=4