== sanity test 60c: unlink file when mds full ============ 19:03:01 (1763337781)
create 5000 files
 - open/close 525 (time 1763337795.83 total 10.01 last 52.47)
 - open/close 1082 (time 1763337805.83 total 20.01 last 55.69)
 - open/close 1589 (time 1763337815.86 total 30.04 last 50.54)
 - open/close 2109 (time 1763337825.87 total 40.05 last 51.93)
 - open/close 2613 (time 1763337835.88 total 50.05 last 50.40)
 - open/close 3089 (time 1763337845.89 total 60.07 last 47.52)
 - open/close 3616 (time 1763337855.90 total 70.08 last 52.67)
 - open/close 4155 (time 1763337865.91 total 80.09 last 53.82)
 - open/close 4632 (time 1763337875.94 total 90.11 last 47.59)
total: 5000 open/close in 97.71 seconds: 51.17 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763337887 ; total 0 ; last 0)
total: 5000 unlinks in 67 seconds: 74.626869 unlinks/second
fail_loc=0