== sanity test 51f: check many open files limit ========== 10:14:38 (1787753678)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022002, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1359 (time 1787753693.80 total 10.00 last 135.89)
 - open/keep 2527 (time 1787753703.81 total 20.01 last 116.75)
 - open/keep 3856 (time 1787753713.81 total 30.01 last 132.86)
 - open/keep 5131 (time 1787753723.82 total 40.02 last 127.38)
 - open/keep 6401 (time 1787753733.82 total 50.02 last 126.94)
 - open/keep 7769 (time 1787753743.83 total 60.03 last 136.75)
 - open/keep 9406 (time 1787753753.83 total 70.03 last 163.61)
 - open/keep 10000 (time 1787753757.67 total 73.87 last 154.71)
 - open/keep 11173 (time 1787753767.68 total 83.88 last 117.24)
 - open/keep 12268 (time 1787753777.69 total 93.88 last 109.43)
 - open/keep 13555 (time 1787753787.70 total 103.89 last 128.56)
 - open/keep 14920 (time 1787753797.70 total 113.90 last 136.44)
total: 15928 open/keep in 120.01 seconds: 132.73 ops/second
 - closed 2185 (time 1787753813.81 total 10.00 last -1273.27)
 - closed 4340 (time 1787753823.81 total 20.00 last 215.46)
 - closed 6176 (time 1787753833.83 total 30.02 last 183.25)
 - closed 7290 (time 1787753843.85 total 40.04 last 111.21)
 - closed 8775 (time 1787753853.85 total 50.04 last 148.47)
 - closed 10000 (time 1787753859.49 total 55.68 last 217.25)
 - closed 11427 (time 1787753869.49 total 65.68 last 142.68)
 - closed 13264 (time 1787753879.50 total 75.68 last 183.65)
 - closed 15381 (time 1787753889.50 total 85.69 last 211.69)
total: 15928 close in 89.14 seconds: 178.69 close/second
 - unlinked 0 (time 1787753897 ; total 0 ; last 0)
 - unlinked 10000 (time 1787753960 ; total 63 ; last 63)
unlink(/mnt/lustre/d51f.sanity/f15928) error: No such file or directory
total: 15928 unlinks in 102 seconds: 156.156860 unlinks/second