== sanity test 248c: verify whole file read behavior ===== 06:07:48 (1777025268)
llite.lustre-ffffa0c1c596b000.read_ahead_stats=c
striped dir -i0 -c2 -H all_char  /mnt/lustre/d248c.sanity
llite.lustre-ffffa0c1c596b000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 2.47379 seconds
llite.lustre-ffffa0c1c596b000.read_ahead_stats=
snapshot_time             1777025271.715264791 secs.nsecs
start_time                1777025269.082067096 secs.nsecs
elapsed_time              2.633197695 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-ffffa0c1c596b000.read_ahead_stats=clear
llite.lustre-ffffa0c1c596b000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 2.7781 seconds
llite.lustre-ffffa0c1c596b000.read_ahead_stats=
snapshot_time             1777025275.031535813 secs.nsecs
start_time                1777025271.719715678 secs.nsecs
elapsed_time              3.311820135 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-ffffa0c1c596b000.max_read_ahead_whole_mb=4