== sanity test 119g: dio vs buffered I/O race ============ 13:13:16 (1787850796) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.31036 s, 20.0 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.2373 s, 3.6 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.8594 s, 3.0 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, 1.17843 s, 22.2 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 3.58985 s, 7.3 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, 1.23845 s, 21.2 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 2.88314 s, 9.1 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK