== sanity test 60c: unlink file when mds full ============ 19:59:21 (1763081961)
create 5000 files
 - open/close 544 (time 1763081974.63 total 10.01 last 54.32)
 - open/close 1039 (time 1763081984.64 total 20.02 last 49.48)
 - open/close 1588 (time 1763081994.64 total 30.02 last 54.87)
 - open/close 2118 (time 1763082004.65 total 40.03 last 52.94)
 - open/close 2650 (time 1763082014.66 total 50.04 last 53.16)
 - open/close 3166 (time 1763082024.67 total 60.05 last 51.55)
 - open/close 3688 (time 1763082034.69 total 70.07 last 52.11)
 - open/close 4223 (time 1763082044.69 total 80.08 last 53.46)
 - open/close 4792 (time 1763082054.70 total 90.08 last 56.89)
total: 5000 open/close in 94.28 seconds: 53.04 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763082062 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0