== sanity test 119g: dio vs buffered I/O race ============ 03:40:26 (1787470826) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.42554 s, 18.4 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.60802 s, 4.0 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 9.29682 s, 2.8 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK bs: 1048576 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 3.03879 s, 8.6 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.08357 s, 4.3 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK bs: 1049600 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 2.93651 s, 8.9 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.26317 s, 5.0 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK