== sanity test 119g: dio vs buffered I/O race ============ 08:02:26 (1787832146) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.73719 s, 15.1 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.15365 s, 4.3 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.40349 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, 3.39312 s, 7.7 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.38447 s, 4.1 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, 2.99397 s, 8.8 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.70351 s, 4.6 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK