== sanity test 119g: dio vs buffered I/O race ============ 11:51:45 (1787845905) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 2.03829 s, 12.9 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.65387 s, 3.0 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 12.0349 s, 2.2 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, 2.75198 s, 9.5 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.03723 s, 4.3 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, 3.08966 s, 8.5 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.32271 s, 4.9 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK