== sanity test 60c: unlink file when mds full ============ 01:20:58 (1788844858)
create 5000 files
 - open/close 413 (time 1788844873.66 total 10.00 last 41.29)
 - open/close 821 (time 1788844883.68 total 20.02 last 40.74)
 - open/close 1253 (time 1788844893.70 total 30.04 last 43.11)
 - open/close 1643 (time 1788844903.71 total 40.05 last 38.97)
 - open/close 2097 (time 1788844913.71 total 50.05 last 45.37)
 - open/close 2525 (time 1788844923.74 total 60.08 last 42.70)
 - open/close 2919 (time 1788844933.76 total 70.10 last 39.32)
 - open/close 3372 (time 1788844943.76 total 80.10 last 45.27)
 - open/close 3806 (time 1788844953.79 total 90.13 last 43.29)
 - open/close 4167 (time 1788844963.79 total 100.13 last 36.10)
 - open/close 4583 (time 1788844973.80 total 110.14 last 41.57)
 - open/close 4963 (time 1788844983.81 total 120.15 last 37.94)
total: 5000 open/close in 121.08 seconds: 41.29 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788844989 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0