== sanity test 119g: dio vs buffered I/O race ============ 08:43:15 (1790944995) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.7799 s, 14.7 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.05679 s, 3.7 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 10.1716 s, 2.6 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, 2.62179 s, 10.0 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.0137 s, 5.2 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, 3.68277 s, 7.1 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.38144 s, 3.6 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK