== sanity test 119g: dio vs buffered I/O race ============ 18:57:21 (1787785041) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.54742 s, 16.9 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.90211 s, 3.8 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 9.10795 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, 2.5171 s, 10.4 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.16775 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, 3.48332 s, 7.5 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.76566 s, 3.9 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK