== sanity test 51f: check many open files limit ========== 05:57:04 (1789552624)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021984, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4449 (time 1789552635.98 total 10.00 last 444.88)
 - open/keep 9340 (time 1789552645.99 total 20.00 last 489.02)
 - open/keep 14717 (time 1789552655.99 total 30.00 last 537.64)
 - open/keep 19264 (time 1789552665.99 total 40.00 last 454.67)
 - open/keep 20000 (time 1789552668.86 total 42.88 last 256.32)
 - open/keep 21778 (time 1789552678.86 total 52.88 last 177.78)
 - open/keep 23360 (time 1789552688.87 total 62.89 last 158.06)
 - open/keep 24663 (time 1789552698.88 total 72.89 last 130.22)
 - open/keep 26126 (time 1789552708.88 total 82.89 last 146.27)
 - open/keep 27968 (time 1789552718.89 total 92.90 last 184.05)
 - open/keep 29961 (time 1789552728.89 total 102.91 last 199.18)
 - open/keep 31877 (time 1789552738.90 total 112.91 last 191.50)
total: 33245 open/keep in 120.00 seconds: 277.04 ops/second
 - closed 3560 (time 1789552755.99 total 10.00 last -2830.50)
 - closed 7235 (time 1789552765.99 total 20.00 last 367.48)
 - closed 10000 (time 1789552774.45 total 28.47 last 326.80)
 - closed 13414 (time 1789552784.45 total 38.47 last 341.37)
 - closed 16775 (time 1789552794.46 total 48.47 last 336.00)
 - closed 20000 (time 1789552804.25 total 58.27 last 329.21)
 - closed 23444 (time 1789552814.25 total 68.27 last 344.37)
 - closed 26907 (time 1789552824.25 total 78.27 last 346.29)
 - closed 30000 (time 1789552833.19 total 87.21 last 345.95)
total: 33245 close in 96.78 seconds: 343.52 close/second
 - unlinked 0 (time 1789552845 ; total 0 ; last 0)
 - unlinked 10000 (time 1789552891 ; total 46 ; last 46)
 - unlinked 20000 (time 1789552950 ; total 105 ; last 59)
 - unlinked 30000 (time 1789553023 ; total 178 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f33245) error: No such file or directory
total: 33245 unlinks in 197 seconds: 168.756348 unlinks/second