== sanity test 119g: dio vs buffered I/O race ============ 18:39:14 (1786833554) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.5912 s, 16.5 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.63506 s, 4.0 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 9.17675 s, 2.9 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, 2.24889 s, 11.7 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.07837 s, 5.2 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, 2.34249 s, 11.2 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.28074 s, 5.0 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK