== sanity test 101d: file read with and without read-ahead enabled ========================================================== 20:45:46 (1733795146) Create test file /mnt/lustre/f101d.sanity size 80M, 6939M free 80+0 records in 80+0 records out 83886080 bytes (84 MB) copied, 2.00341 s, 41.9 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 '55.9557' read-ahead enabled time read '15.1251' Waiting for MDT destroys to complete oleg148-server: fstrim: /mnt/lustre-ost1: the discard operation is not supported pdsh@oleg148-client: oleg148-server: ssh exited with exit code 1 oleg148-server: fstrim: /mnt/lustre-ost2: the discard operation is not supported pdsh@oleg148-client: oleg148-server: ssh exited with exit code 1