== sanity test 51f: check many open files limit ========== 06:50:42 (1743504642)
MDT0 numfree=484356, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1324 (time 1743504660.67 total 10.00 last 132.34)
 - open/keep 2709 (time 1743504670.67 total 20.01 last 138.49)
 - open/keep 4237 (time 1743504680.68 total 30.01 last 152.76)
 - open/keep 5815 (time 1743504690.68 total 40.01 last 157.79)
 - open/keep 7361 (time 1743504700.68 total 50.01 last 154.56)
 - open/keep 8909 (time 1743504710.68 total 60.01 last 154.77)
 - open/keep 10000 (time 1743504718.02 total 67.35 last 148.64)
 - open/keep 11501 (time 1743504728.02 total 77.35 last 150.09)
 - open/keep 12962 (time 1743504738.03 total 87.36 last 146.02)
 - open/keep 14429 (time 1743504748.03 total 97.37 last 146.61)
 - open/keep 15899 (time 1743504758.04 total 107.37 last 146.93)
 - open/keep 17357 (time 1743504768.04 total 117.38 last 145.73)
total: 17733 open/keep in 120.00 seconds: 147.77 ops/second
 - closed 3394 (time 1743504780.67 total 10.00 last -1396.01)
 - closed 6839 (time 1743504790.67 total 20.00 last 344.48)
 - closed 9873 (time 1743504800.68 total 30.00 last 303.36)
 - closed 10000 (time 1743504801.07 total 30.39 last 326.09)
 - closed 13086 (time 1743504811.07 total 40.39 last 308.56)
 - closed 16010 (time 1743504821.07 total 50.40 last 292.31)
total: 17733 close in 56.12 seconds: 316.00 close/second
 - unlinked 0 (time 1743504833 ; total 0 ; last 0)
 - unlinked 10000 (time 1743504907 ; total 74 ; last 74)
unlink(/mnt/lustre/d51f.sanity/f17733) error: No such file or directory
total: 17733 unlinks in 133 seconds: 133.330826 unlinks/second