== sanity test 101d: file read with and without read-ahead enabled ========================================================== 16:01:13 (1776196873)
Create test file /mnt/lustre/f101d.sanity size 80M, 6900M free
80+0 records in
80+0 records out
83886080 bytes (84 MB, 80 MiB) copied, 1.73968 s, 48.2 MB/s
Cancel LRU locks on lustre client to flush the client cache
Disable read-ahead
0
Reading the test file /mnt/lustre/f101d.sanity with read-ahead disabled
Cancel LRU locks on lustre client to flush the client cache
Enable read-ahead with 40MB
Reading the test file /mnt/lustre/f101d.sanity with read-ahead enabled
read-ahead disabled time read 147.811
read-ahead enabled time read 3.51894
Waiting for MDT destroys to complete