== sanity test 60c: unlink file when mds full ============ 02:47:37 (1789454857)
create 5000 files
 - open/close 448 (time 1789454871.54 total 10.01 last 44.76)
 - open/close 893 (time 1789454881.55 total 20.01 last 44.48)
 - open/close 1369 (time 1789454891.56 total 30.03 last 47.53)
 - open/close 1813 (time 1789454901.58 total 40.05 last 44.32)
 - open/close 2258 (time 1789454911.59 total 50.06 last 44.45)
 - open/close 2690 (time 1789454921.59 total 60.06 last 43.19)
 - open/close 3161 (time 1789454931.60 total 70.07 last 47.05)
 - open/close 3585 (time 1789454941.60 total 80.07 last 42.40)
 - open/close 3989 (time 1789454951.61 total 90.08 last 40.37)
 - open/close 4369 (time 1789454961.64 total 100.11 last 37.88)
 - open/close 4832 (time 1789454971.65 total 110.11 last 46.28)
total: 5000 open/close in 113.88 seconds: 43.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789454979 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0