== sanity test 248c: verify whole file read behavior ===== 20:01:34 (1772758894)
llite.lustre-ffff8fc4590fd000.read_ahead_stats=c
llite.lustre-ffff8fc4590fd000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 4.70169 seconds
llite.lustre-ffff8fc4590fd000.read_ahead_stats=
snapshot_time             1772758900.214606219 secs.nsecs
start_time                1772758895.361615551 secs.nsecs
elapsed_time              4.852990668 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-ffff8fc4590fd000.read_ahead_stats=clear
llite.lustre-ffff8fc4590fd000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 5.24948 seconds
llite.lustre-ffff8fc4590fd000.read_ahead_stats=
snapshot_time             1772758906.044493751 secs.nsecs
start_time                1772758900.220699822 secs.nsecs
elapsed_time              5.823793929 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-ffff8fc4590fd000.max_read_ahead_whole_mb=4