== sanity test 60c: unlink file when mds full ============ 07:11:14 (1786101074)
create 5000 files
 - open/close 612 (time 1786101088.24 total 10.01 last 61.12)
 - open/close 1270 (time 1786101098.25 total 20.03 last 65.68)
 - open/close 1927 (time 1786101108.25 total 30.03 last 65.70)
 - open/close 2537 (time 1786101118.26 total 40.03 last 60.98)
 - open/close 3157 (time 1786101128.27 total 50.05 last 61.89)
 - open/close 3744 (time 1786101138.29 total 60.06 last 58.62)
 - open/close 4357 (time 1786101148.30 total 70.08 last 61.21)
 - open/close 4959 (time 1786101158.31 total 80.09 last 60.14)
total: 5000 open/close in 80.79 seconds: 61.89 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786101162 ; total 0 ; last 0)
total: 5000 unlinks in 62 seconds: 80.645164 unlinks/second
fail_loc=0