== sanity test 248c: verify whole file read behavior ===== 19:38:17 (1746142697)
llite.lustre-ffff88012a61f000.read_ahead_stats=c
llite.lustre-ffff88012a61f000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 15.9 seconds
llite.lustre-ffff88012a61f000.read_ahead_stats=
snapshot_time             1746142702.991409162 secs.nsecs
start_time                1746142698.548486093 secs.nsecs
elapsed_time              4.442923069 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-ffff88012a61f000.read_ahead_stats=clear
llite.lustre-ffff88012a61f000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 17.6 seconds
llite.lustre-ffff88012a61f000.read_ahead_stats=
snapshot_time             1746142707.782144324 secs.nsecs
start_time                1746142703.007623370 secs.nsecs
elapsed_time              4.774520954 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-ffff88012a61f000.max_read_ahead_whole_mb=4