== sanity test 119g: dio vs buffered I/O race ============ 08:47:41 (1790945261) 1+0 records in 1+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 1.4402 s, 18.2 MB/s bs: 1044480 12+1 records in 12+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.54212 s, 4.7 MB/s 25+1 records in 25+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 7.8241 s, 3.4 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, 2.76498 s, 9.5 MB/s 25+0 records in 25+0 records out 26214400 bytes (26 MB, 25 MiB) copied, 5.85426 s, 4.5 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, 3.70027 s, 7.1 MB/s 24+1 records in 24+1 records out 26214400 bytes (26 MB, 25 MiB) copied, 8.49769 s, 3.1 MB/s /mnt/lustre/f119g.sanity.2 has type file OK /mnt/lustre/f119g.sanity.2 has size 26214400 OK