== sanity test 60c: unlink file when mds full ============ 18:22:05 (1787696525)
create 5000 files
 - open/close 454 (time 1787696539.95 total 10.04 last 45.23)
 - open/close 908 (time 1787696549.95 total 20.04 last 45.38)
 - open/close 1357 (time 1787696559.96 total 30.05 last 44.86)
 - open/close 1716 (time 1787696569.96 total 40.05 last 35.89)
 - open/close 1956 (time 1787696580.00 total 50.09 last 23.92)
 - open/close 2276 (time 1787696590.02 total 60.11 last 31.94)
 - open/close 2575 (time 1787696600.04 total 70.13 last 29.84)
 - open/close 2894 (time 1787696610.04 total 80.13 last 31.88)
 - open/close 3335 (time 1787696620.07 total 90.16 last 43.98)
 - open/close 3615 (time 1787696630.10 total 100.19 last 27.91)
 - open/close 3847 (time 1787696640.11 total 110.20 last 23.19)
 - open/close 4082 (time 1787696650.12 total 120.21 last 23.46)
 - open/close 4405 (time 1787696660.15 total 130.24 last 32.22)
 - open/close 4739 (time 1787696670.15 total 140.24 last 33.39)
total: 5000 open/close in 146.77 seconds: 34.07 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787696682 ; total 0 ; last 0)
total: 5000 unlinks in 97 seconds: 51.546391 unlinks/second
fail_loc=0