== sanity test 51f: check many open files limit ========== 16:10:30 (1786738230)
MDT0 numfree=     534006, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1075 (time 1786738245.00 total 10.00 last 107.50)
 - open/keep 2188 (time 1786738255.01 total 20.01 last 111.17)
 - open/keep 3190 (time 1786738265.02 total 30.02 last 100.15)
 - open/keep 4020 (time 1786738275.03 total 40.02 last 82.94)
 - open/keep 5028 (time 1786738285.04 total 50.04 last 100.67)
 - open/keep 6068 (time 1786738295.04 total 60.04 last 103.97)
 - open/keep 7008 (time 1786738305.05 total 70.05 last 93.91)
 - open/keep 7825 (time 1786738315.06 total 80.06 last 81.65)
 - open/keep 8573 (time 1786738325.06 total 90.06 last 74.78)
 - open/keep 9434 (time 1786738335.07 total 100.07 last 86.00)
 - open/keep 10000 (time 1786738340.11 total 105.11 last 112.32)
 - open/keep 10917 (time 1786738350.12 total 115.12 last 91.63)
total: 11381 open/keep in 120.01 seconds: 94.84 ops/second
 - closed 1818 (time 1786738365.01 total 10.01 last -909.43)
 - closed 3818 (time 1786738375.02 total 20.01 last 199.93)
 - closed 5764 (time 1786738385.02 total 30.01 last 194.60)
 - closed 7467 (time 1786738395.02 total 40.01 last 170.25)
 - closed 9512 (time 1786738405.02 total 50.01 last 204.47)
 - closed 10000 (time 1786738407.91 total 52.90 last 168.84)
total: 11381 close in 59.72 seconds: 190.56 close/second
 - unlinked 0 (time 1786738419 ; total 0 ; last 0)
 - unlinked 10000 (time 1786738520 ; total 101 ; last 101)
unlink(/mnt/lustre/d51f.sanity/f11381) error: No such file or directory
total: 11381 unlinks in 117 seconds: 97.273506 unlinks/second