== sanity test 248c: verify whole file read behavior ===== 14:44:03 (1755801843)
llite.lustre-ffffa0d744f34800.read_ahead_stats=c
striped dir -i0 -c2 -H all_char /mnt/lustre/d248c.sanity
llite.lustre-ffffa0d744f34800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 3.64977 seconds
llite.lustre-ffffa0d744f34800.read_ahead_stats=
snapshot_time             1755801848.391281594 secs.nsecs
start_time                1755801844.488648730 secs.nsecs
elapsed_time              3.902632864 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-ffffa0d744f34800.read_ahead_stats=clear
llite.lustre-ffffa0d744f34800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 4.0383 seconds
llite.lustre-ffffa0d744f34800.read_ahead_stats=
snapshot_time             1755801852.963559411 secs.nsecs
start_time                1755801848.397479481 secs.nsecs
elapsed_time              4.566079930 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-ffffa0d744f34800.max_read_ahead_whole_mb=4