== sanity test 248c: verify whole file read behavior ===== 22:17:07 (1746152227)
llite.lustre-ffff8800b6ce7000.read_ahead_stats=c
llite.lustre-ffff8800b6ce7000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 13.1 seconds
llite.lustre-ffff8800b6ce7000.read_ahead_stats=
snapshot_time             1746152234.050039644 secs.nsecs
start_time                1746152228.687165516 secs.nsecs
elapsed_time              5.362874128 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-ffff8800b6ce7000.read_ahead_stats=clear
llite.lustre-ffff8800b6ce7000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 19.9 seconds
llite.lustre-ffff8800b6ce7000.read_ahead_stats=
snapshot_time             1746152238.309636316 secs.nsecs
start_time                1746152234.065400965 secs.nsecs
elapsed_time              4.244235351 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-ffff8800b6ce7000.max_read_ahead_whole_mb=4