== sanity test 248c: verify whole file read behavior ===== 01:33:01 (1790659981)
llite.lustre-ffff94900390d000.read_ahead_stats=c
striped dir -i0 -c2 -H crush2  /mnt/lustre/d248c.sanity
llite.lustre-ffff94900390d000.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 6.8686 seconds
llite.lustre-ffff94900390d000.read_ahead_stats=
snapshot_time                       1790659992.573851484 secs.nsecs
start_time                          1790659984.455080083 secs.nsecs
elapsed_time                        8.118771401 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-ffff94900390d000.read_ahead_stats=clear
llite.lustre-ffff94900390d000.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 8.37957 seconds
llite.lustre-ffff94900390d000.read_ahead_stats=
snapshot_time                       1790660004.034449146 secs.nsecs
start_time                          1790659992.616311157 secs.nsecs
elapsed_time                        11.418137989 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-ffff94900390d000.max_read_ahead_whole_mb=4