== sanity test 51f: check many open files limit ========== 20:51:43 (1789606303)
MDT0 numfree=535755, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1126 (time 1789606318.61 total 10.01 last 112.52)
 - open/keep 2188 (time 1789606328.61 total 20.01 last 106.16)
 - open/keep 3170 (time 1789606338.62 total 30.02 last 98.15)
 - open/keep 4171 (time 1789606348.62 total 40.02 last 100.10)
 - open/keep 5137 (time 1789606358.63 total 50.03 last 96.43)
 - open/keep 6148 (time 1789606368.64 total 60.04 last 101.03)
 - open/keep 7204 (time 1789606378.64 total 70.04 last 105.60)
 - open/keep 8289 (time 1789606388.65 total 80.05 last 108.44)
 - open/keep 9387 (time 1789606398.66 total 90.06 last 109.70)
 - open/keep 10000 (time 1789606404.69 total 96.09 last 101.66)
 - open/keep 11169 (time 1789606414.69 total 106.09 last 116.86)
 - open/keep 12166 (time 1789606424.69 total 116.09 last 99.66)
total: 12484 open/keep in 120.01 seconds: 104.02 ops/second
 - closed 1615 (time 1789606438.61 total 10.00 last -1054.93)
 - closed 3067 (time 1789606448.62 total 20.00 last 145.19)
 - closed 4819 (time 1789606458.62 total 30.00 last 175.17)
 - closed 6636 (time 1789606468.62 total 40.01 last 181.66)
 - closed 8528 (time 1789606478.63 total 50.02 last 188.99)
 - closed 10000 (time 1789606485.81 total 57.20 last 205.05)
 - closed 11802 (time 1789606495.81 total 67.20 last 180.16)
total: 12484 close in 71.28 seconds: 175.15 close/second
 - unlinked 0 (time 1789606504 ; total 0 ; last 0)
 - unlinked 10000 (time 1789606594 ; total 90 ; last 90)
unlink(/mnt/lustre/d51f.sanity/f12484) error: No such file or directory
total: 12484 unlinks in 113 seconds: 110.477875 unlinks/second