== sanity test 119g: dio vs buffered I/O race ============ 16:56:55 (1787864215) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.65404 s, 15.8 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.0408 s, 3.7 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 9.89826 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, 2.53865 s, 10.3 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.39544 s, 4.9 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, 3.30536 s, 7.9 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.87894 s, 3.8 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK