== sanity test 248c: verify whole file read behavior ===== 18:29:14 (1746138554)
llite.lustre-ffff8800b5c75000.read_ahead_stats=c
llite.lustre-ffff8800b5c75000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 19.4 seconds
llite.lustre-ffff8800b5c75000.read_ahead_stats=
snapshot_time             1746138559.403805395 secs.nsecs
start_time                1746138555.731465382 secs.nsecs
elapsed_time              3.672340013 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-ffff8800b5c75000.read_ahead_stats=clear
llite.lustre-ffff8800b5c75000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 20.6 seconds
llite.lustre-ffff8800b5c75000.read_ahead_stats=
snapshot_time             1746138563.378893777 secs.nsecs
start_time                1746138559.407916098 secs.nsecs
elapsed_time              3.970977679 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-ffff8800b5c75000.max_read_ahead_whole_mb=4