== sanity test 60c: unlink file when mds full ============ 01:28:18 (1724304498)
create 5000 files
 - open/close 1602 (time 1724304509.85 total 10.00 last 160.16)
 - open/close 3225 (time 1724304519.85 total 20.00 last 162.28)
 - open/close 4906 (time 1724304529.86 total 30.01 last 168.03)
total: 5000 open/close in 30.51 seconds: 163.87 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1724304531 ; total 0 ; last 0)
total: 5000 unlinks in 20 seconds: 250.000000 unlinks/second
fail_loc=0