== sanity test 119g: dio vs buffered I/O race ============ 11:40:58 (1787845258) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.73353 s, 15.1 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 6.75064 s, 3.9 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.18168 s, 3.2 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, 1.85078 s, 14.2 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 3.56554 s, 7.4 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, 2.24996 s, 11.7 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.26632 s, 5.0 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK