== sanity test 119g: dio vs buffered I/O race ============ 10:48:09 (1790693289) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.24025 s, 21.1 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.33544 s, 4.1 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 10.2574 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, 4.70848 s, 5.6 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 9.38308 s, 2.8 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, 2.27619 s, 11.5 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.55273 s, 4.7 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK