== sanity test 51f: check many open files limit ========== 06:06:05 (1789121165)
MDT0 numfree=     530776, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1002 (time 1789121180.82 total 10.01 last 100.13)
 - open/keep 1986 (time 1789121190.83 total 20.01 last 98.34)
 - open/keep 3047 (time 1789121200.84 total 30.03 last 105.95)
 - open/keep 4019 (time 1789121210.84 total 40.03 last 97.17)
 - open/keep 4980 (time 1789121220.85 total 50.04 last 96.05)
 - open/keep 5869 (time 1789121230.85 total 60.04 last 88.88)
 - open/keep 6836 (time 1789121240.85 total 70.04 last 96.70)
 - open/keep 7860 (time 1789121250.85 total 80.04 last 102.40)
 - open/keep 8846 (time 1789121260.87 total 90.06 last 98.43)
 - open/keep 9734 (time 1789121270.88 total 100.07 last 88.68)
 - open/keep 10000 (time 1789121273.55 total 102.74 last 99.49)
 - open/keep 10959 (time 1789121283.56 total 112.75 last 95.88)
total: 11654 open/keep in 120.00 seconds: 97.11 ops/second
 - closed 1655 (time 1789121300.82 total 10.00 last -930.32)
 - closed 3487 (time 1789121310.82 total 20.01 last 183.07)
 - closed 5186 (time 1789121320.83 total 30.01 last 169.89)
 - closed 7055 (time 1789121330.83 total 40.01 last 186.83)
 - closed 8665 (time 1789121340.83 total 50.01 last 160.96)
 - closed 10000 (time 1789121348.57 total 57.75 last 172.57)
total: 11654 close in 67.46 seconds: 172.75 close/second
 - unlinked 0 (time 1789121362 ; total 0 ; last 0)
 - unlinked 10000 (time 1789121467 ; total 105 ; last 105)
unlink(/mnt/lustre/d51f.sanity/f11654) error: No such file or directory
total: 11654 unlinks in 121 seconds: 96.314049 unlinks/second