== sanity test 101m: read ahead for small file and last stripe of the file ========================================================== 02:57:43 (1787381863)
keep default fallocate mode: 0
Test readahead: size=4096 ramax= iosz=1048576
short read: 0 ->+ 1048576 -> 4096 4096
short read: 4096 ->+ 1044480 -> 4096 0
snapshot_time                       1787381867.228024301 secs.nsecs
start_time                          1787381866.891909517 secs.nsecs
elapsed_time                        0.336114784 secs.nsecs
misses                              2 samples [pages]
zero_size_window                    2 samples [pages]
failed_to_fast_read                 1 samples [pages]
Test readahead: size=16384 ramax= iosz=1048576
short read: 0 ->+ 1048576 -> 16384 16384
short read: 16384 ->+ 1032192 -> 16384 0
snapshot_time                       1787381867.704139602 secs.nsecs
start_time                          1787381867.364452276 secs.nsecs
elapsed_time                        0.339687326 secs.nsecs
hits                                3 samples [pages]
misses                              2 samples [pages]
zero_size_window                    4 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 3 3 3
Test readahead: size=16385 ramax= iosz=1048576
short read: 0 ->+ 1048576 -> 16385 16385
short read: 16385 ->+ 1032191 -> 16385 0
snapshot_time                       1787381868.214221847 secs.nsecs
start_time                          1787381867.828167734 secs.nsecs
elapsed_time                        0.386054113 secs.nsecs
hits                                4 samples [pages]
misses                              1 samples [pages]
zero_size_window                    4 samples [pages]
readahead_to_eof                    1 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 4 4 4
Test readahead: size=16383 ramax= iosz=1048576
short read: 0 ->+ 1048576 -> 16383 16383
short read: 16383 ->+ 1032193 -> 16383 0
snapshot_time                       1787381868.625447312 secs.nsecs
start_time                          1787381868.306928813 secs.nsecs
elapsed_time                        0.318518499 secs.nsecs
hits                                3 samples [pages]
misses                              1 samples [pages]
zero_size_window                    3 samples [pages]
readahead_to_eof                    1 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 3 3 3
Test readahead: size=1048577 ramax= iosz=2097152
short read: 0 ->+ 2097152 -> 1048577 1048577
short read: 1048577 ->+ 1048575 -> 1048577 0
snapshot_time                       1787381869.244639661 secs.nsecs
start_time                          1787381868.792141972 secs.nsecs
elapsed_time                        0.452497689 secs.nsecs
hits                                256 samples [pages]
misses                              1 samples [pages]
zero_size_window                    256 samples [pages]
readahead_to_eof                    1 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 256 256 256
Test readahead: size=1064960 ramax= iosz=2097152
short read: 0 ->+ 2097152 -> 1064960 1064960
short read: 1064960 ->+ 1032192 -> 1064960 0
snapshot_time                       1787381869.780789339 secs.nsecs
start_time                          1787381869.397936904 secs.nsecs
elapsed_time                        0.382852435 secs.nsecs
hits                                259 samples [pages]
misses                              2 samples [pages]
zero_size_window                    260 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 259 259 259
Test readahead: size=1064960 ramax= iosz=2097152
short read: 0 ->+ 2097152 -> 1064960 1064960
short read: 1064960 ->+ 1032192 -> 1064960 0
snapshot_time                       1787381870.621541659 secs.nsecs
start_time                          1787381870.098448343 secs.nsecs
elapsed_time                        0.523093316 secs.nsecs
hits                                259 samples [pages]
misses                              2 samples [pages]
zero_size_window                    260 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 259 259 259
Test readahead: size=2113536 ramax= iosz=3145728
short read: 0 ->+ 3145728 -> 2113536 2113536
short read: 2113536 ->+ 1032192 -> 2113536 0
snapshot_time                       1787381871.395352646 secs.nsecs
start_time                          1787381870.802226999 secs.nsecs
elapsed_time                        0.593125647 secs.nsecs
hits                                515 samples [pages]
misses                              2 samples [pages]
zero_size_window                    516 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     1 samples [pages] 515 515 515
Test readahead: size=4210688 ramax= iosz=5242880
short read: 0 ->+ 5242880 -> 4210688 4210688
short read: 4210688 ->+ 1032192 -> 4210688 0
snapshot_time                       1787381872.700048091 secs.nsecs
start_time                          1787381871.749032826 secs.nsecs
elapsed_time                        0.951015265 secs.nsecs
hits                                1026 samples [pages]
misses                              3 samples [pages]
readpage_not_consecutive            1 samples [pages]
zero_size_window                    1027 samples [pages]
failed_to_fast_read                 1 samples [pages]
readahead_pages                     2 samples [pages] 3 1023 1026