== sanity test 51f: check many open files limit ========== 06:13:36 (1744884816)
MDT0 numfree=501463, max=100000
changed ulimit from 1024 to 100020
 - open/keep 5688 (time 1744884827.75 total 10.00 last 568.72)
 - open/keep 10000 (time 1744884835.03 total 17.29 last 591.81)
 - open/keep 16107 (time 1744884845.03 total 27.29 last 610.63)
 - open/keep 20000 (time 1744884851.40 total 33.65 last 611.60)
 - open/keep 26312 (time 1744884861.40 total 43.65 last 631.17)
 - open/keep 30000 (time 1744884866.81 total 49.06 last 682.09)
 - open/keep 36121 (time 1744884876.81 total 59.06 last 612.06)
 - open/keep 40000 (time 1744884883.37 total 65.62 last 591.27)
 - open/keep 46422 (time 1744884893.37 total 75.62 last 642.13)
 - open/keep 50000 (time 1744884901.00 total 83.26 last 468.57)
 - open/keep 55298 (time 1744884911.01 total 93.26 last 529.73)
 - open/keep 60000 (time 1744884918.30 total 100.56 last 644.57)
 - open/keep 66094 (time 1744884928.30 total 110.56 last 609.36)
 - open/keep 70000 (time 1744884934.69 total 116.94 last 611.67)
total: 71841 open/keep in 120.00 seconds: 598.67 ops/second
 - closed 9897 (time 1744884947.75 total 10.00 last -6010.03)
 - closed 10000 (time 1744884947.89 total 10.14 last 734.96)
 - closed 18738 (time 1744884957.89 total 20.14 last 873.77)
 - closed 20000 (time 1744884959.20 total 21.45 last 961.35)
 - closed 30000 (time 1744884968.12 total 30.37 last 1121.12)
 - closed 40000 (time 1744884976.10 total 38.35 last 1253.16)
 - closed 50000 (time 1744884984.51 total 46.77 last 1188.44)
 - closed 60000 (time 1744884992.61 total 54.86 last 1235.17)
 - closed 70000 (time 1744885000.46 total 62.71 last 1274.44)
total: 71841 close in 64.17 seconds: 1119.53 close/second
 - unlinked 0 (time 1744885002 ; total 0 ; last 0)
 - unlinked 10000 (time 1744885014 ; total 12 ; last 12)
 - unlinked 20000 (time 1744885026 ; total 24 ; last 12)
 - unlinked 30000 (time 1744885037 ; total 35 ; last 11)
 - unlinked 40000 (time 1744885049 ; total 47 ; last 12)
 - unlinked 50000 (time 1744885060 ; total 58 ; last 11)
 - unlinked 60000 (time 1744885071 ; total 69 ; last 11)
 - unlinked 70000 (time 1744885081 ; total 79 ; last 10)
unlink(/mnt/lustre/d51f.sanity/f71841) error: No such file or directory
total: 71841 unlinks in 81 seconds: 886.925903 unlinks/second