== sanity test 60c: unlink file when mds full ============ 17:48:46 (1786744126)
create 5000 files
 - open/close 610 (time 1786744140.76 total 10.00 last 60.98)
 - open/close 1176 (time 1786744150.79 total 20.03 last 56.47)
 - open/close 1767 (time 1786744160.80 total 30.04 last 59.03)
 - open/close 2427 (time 1786744170.81 total 40.05 last 65.95)
 - open/close 3031 (time 1786744180.84 total 50.08 last 60.20)
 - open/close 3664 (time 1786744190.84 total 60.08 last 63.30)
 - open/close 4259 (time 1786744200.85 total 70.09 last 59.47)
 - open/close 4847 (time 1786744210.86 total 80.10 last 58.74)
total: 5000 open/close in 82.63 seconds: 60.51 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786744218 ; total 0 ; last 0)
total: 5000 unlinks in 56 seconds: 89.285713 unlinks/second
fail_loc=0