== sanity test 60c: unlink file when mds full ============ 07:52:02 (1788522722)
create 5000 files
 - open/close 968 (time 1788522734.50 total 10.00 last 96.78)
 - open/close 1834 (time 1788522744.51 total 20.01 last 86.50)
 - open/close 2432 (time 1788522754.53 total 30.04 last 59.64)
 - open/close 2850 (time 1788522764.53 total 40.04 last 41.80)
 - open/close 3332 (time 1788522774.56 total 50.07 last 48.06)
 - open/close 3787 (time 1788522784.61 total 60.12 last 45.28)
 - open/close 4228 (time 1788522794.64 total 70.15 last 43.96)
 - open/close 4567 (time 1788522804.69 total 80.19 last 33.76)
 - open/close 4900 (time 1788522814.69 total 90.20 last 33.28)
total: 5000 open/close in 92.73 seconds: 53.92 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788522825 ; total 0 ; last 0)
total: 5000 unlinks in 104 seconds: 48.076923 unlinks/second
fail_loc=0