== sanity test 248c: verify whole file read behavior ===== 11:18:12 (1787498292)
llite.lustre-ffff936892e43800.read_ahead_stats=c
llite.lustre-ffff936892e43800.max_read_ahead_whole_mb=64
whole file readahead of 64 MiB took 6.78486 seconds
llite.lustre-ffff936892e43800.read_ahead_stats=
snapshot_time                       1787498301.437032873 secs.nsecs
start_time                          1787498294.012665634 secs.nsecs
elapsed_time                        7.424367239 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-ffff936892e43800.read_ahead_stats=clear
llite.lustre-ffff936892e43800.max_read_ahead_whole_mb=8
non-whole file readahead of 64 MiB took 7.83001 seconds
llite.lustre-ffff936892e43800.read_ahead_stats=
snapshot_time                       1787498311.412772623 secs.nsecs
start_time                          1787498301.456228714 secs.nsecs
elapsed_time                        9.956543909 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-ffff936892e43800.max_read_ahead_whole_mb=4