== sanity test 248c: verify whole file read behavior ===== 00:30:44 (1789187444)
llite.lustre-ffff8889d22fa800.read_ahead_stats=c
llite.lustre-ffff8889d22fa800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 3.03356 seconds
llite.lustre-ffff8889d22fa800.read_ahead_stats=
snapshot_time                       1789187448.205466868 secs.nsecs
start_time                          1789187444.949557585 secs.nsecs
elapsed_time                        3.255909283 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-ffff8889d22fa800.read_ahead_stats=clear
llite.lustre-ffff8889d22fa800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 3.12705 seconds
llite.lustre-ffff8889d22fa800.read_ahead_stats=
snapshot_time                       1789187452.020038310 secs.nsecs
start_time                          1789187448.212583228 secs.nsecs
elapsed_time                        3.807455082 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-ffff8889d22fa800.max_read_ahead_whole_mb=4