== sanity test 119g: dio vs buffered I/O race ============ 11:17:02 (1789139822) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.20451 s, 21.8 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.21547 s, 4.2 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.42988 s, 3.1 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, 1.88907 s, 13.9 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 4.47444 s, 5.9 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, 3.29603 s, 8.0 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.14389 s, 3.7 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK