== sanity test 51f: check many open files limit ========== 11:47:56 (1786981676)
MDT0 numfree=     532525, max=100000
changed ulimit from 1024 to 100020
 - open/keep 973 (time 1786981691.34 total 10.01 last 97.18)
 - open/keep 2061 (time 1786981701.34 total 20.01 last 108.79)
 - open/keep 2979 (time 1786981711.35 total 30.01 last 91.78)
 - open/keep 4072 (time 1786981721.35 total 40.02 last 109.25)
 - open/keep 5297 (time 1786981731.36 total 50.03 last 122.40)
 - open/keep 6477 (time 1786981741.36 total 60.03 last 117.93)
 - open/keep 7499 (time 1786981751.37 total 70.04 last 102.13)
 - open/keep 8415 (time 1786981761.39 total 80.06 last 91.46)
 - open/keep 9485 (time 1786981771.39 total 90.06 last 106.97)
 - open/keep 10000 (time 1786981776.69 total 95.36 last 97.14)
 - open/keep 11024 (time 1786981786.70 total 105.37 last 102.28)
 - open/keep 12023 (time 1786981796.71 total 115.38 last 99.80)
total: 12467 open/keep in 120.00 seconds: 103.89 ops/second
 - closed 1948 (time 1786981811.34 total 10.00 last -1007.37)
 - closed 4318 (time 1786981821.34 total 20.01 last 236.90)
 - closed 6415 (time 1786981831.34 total 30.01 last 209.63)
 - closed 8461 (time 1786981841.35 total 40.01 last 204.50)
 - closed 10000 (time 1786981849.45 total 48.12 last 189.92)
 - closed 11714 (time 1786981859.46 total 58.12 last 171.36)
total: 12467 close in 61.93 seconds: 201.31 close/second
 - unlinked 0 (time 1786981867 ; total 0 ; last 0)
 - unlinked 10000 (time 1786981956 ; total 89 ; last 89)
unlink(/mnt/lustre/d51f.sanity/f12467) error: No such file or directory
total: 12467 unlinks in 112 seconds: 111.312500 unlinks/second