== sanity test 60c: unlink file when mds full ============ 14:42:16 (1787856136)
create 5000 files
 - open/close 486 (time 1787856151.54 total 10.01 last 48.55)
 - open/close 956 (time 1787856161.54 total 20.01 last 46.98)
 - open/close 1461 (time 1787856171.56 total 30.03 last 50.43)
 - open/close 1979 (time 1787856181.56 total 40.03 last 51.78)
 - open/close 2523 (time 1787856191.58 total 50.05 last 54.30)
 - open/close 3011 (time 1787856201.59 total 60.06 last 48.75)
 - open/close 3497 (time 1787856211.61 total 70.08 last 48.49)
 - open/close 3993 (time 1787856221.63 total 80.10 last 49.50)
 - open/close 4485 (time 1787856231.64 total 90.11 last 49.14)
total: 5000 open/close in 99.20 seconds: 50.40 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787856245 ; total 0 ; last 0)
total: 5000 unlinks in 69 seconds: 72.463768 unlinks/second
fail_loc=0