== sanity test 60c: unlink file when mds full ============ 07:10:52 (1787742652)
create 5000 files
 - open/close 539 (time 1787742667.21 total 10.01 last 53.86)
 - open/close 1017 (time 1787742677.21 total 20.01 last 47.79)
 - open/close 1470 (time 1787742687.22 total 30.02 last 45.27)
 - open/close 2005 (time 1787742697.23 total 40.03 last 53.43)
 - open/close 2520 (time 1787742707.23 total 50.03 last 51.50)
 - open/close 3002 (time 1787742717.25 total 60.05 last 48.12)
 - open/close 3500 (time 1787742727.26 total 70.06 last 49.73)
 - open/close 3998 (time 1787742737.26 total 80.06 last 49.79)
 - open/close 4495 (time 1787742747.27 total 90.08 last 49.63)
 - open/close 4920 (time 1787742757.28 total 100.08 last 42.48)
total: 5000 open/close in 101.51 seconds: 49.26 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787742763 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0