== sanity test 60c: unlink file when mds full ============ 14:06:19 (1790100379)
create 5000 files
 - open/close 582 (time 1790100391.84 total 10.01 last 58.12)
 - open/close 1169 (time 1790100401.85 total 20.03 last 58.63)
 - open/close 1777 (time 1790100411.86 total 30.03 last 60.77)
 - open/close 2469 (time 1790100421.87 total 40.05 last 69.10)
 - open/close 3020 (time 1790100431.89 total 50.06 last 55.04)
 - open/close 3422 (time 1790100441.92 total 60.09 last 40.07)
 - open/close 3760 (time 1790100451.95 total 70.12 last 33.68)
 - open/close 4022 (time 1790100461.96 total 80.13 last 26.17)
 - open/close 4270 (time 1790100472.00 total 90.17 last 24.70)
 - open/close 4541 (time 1790100482.02 total 100.19 last 27.05)
 - open/close 4736 (time 1790100492.04 total 110.21 last 19.47)
 - open/close 4972 (time 1790100502.06 total 120.23 last 23.54)
total: 5000 open/close in 121.28 seconds: 41.23 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790100510 ; total 0 ; last 0)
total: 5000 unlinks in 97 seconds: 51.546391 unlinks/second
fail_loc=0