== sanity test 119g: dio vs buffered I/O race ============ 12:22:20 (1787847740) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.60691 s, 16.3 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.98563 s, 4.4 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.46237 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, 2.3457 s, 11.2 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.5534 s, 4.7 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, 3.00938 s, 8.7 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.60463 s, 4.7 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK