== sanity test 51f: check many open files limit ========== 21:26:52 (1713403612)
MDT0 numfree=491568, max=100000
changed ulimit from 1024 to 100020
 - open/keep 8240 (time 1713403623.46 total 10.00 last 823.92)
 - open/keep 10000 (time 1713403625.49 total 12.03 last 867.35)
 - open/keep 18354 (time 1713403635.49 total 22.03 last 835.38)
 - open/keep 20000 (time 1713403637.54 total 24.08 last 803.26)
 - open/keep 28669 (time 1713403647.54 total 34.08 last 866.85)
 - open/keep 34445 (time 1713403657.54 total 44.08 last 577.51)
 - open/keep 40000 (time 1713403664.57 total 51.12 last 789.72)
 - open/keep 47415 (time 1713403674.57 total 61.12 last 741.44)
 - open/keep 50000 (time 1713403677.91 total 64.46 last 774.01)
 - open/keep 56145 (time 1713403687.91 total 74.46 last 614.45)
 - open/keep 60000 (time 1713403693.91 total 80.46 last 642.50)
 - open/keep 67492 (time 1713403703.91 total 90.46 last 749.15)
 - open/keep 70000 (time 1713403707.47 total 94.02 last 704.41)
 - open/keep 76173 (time 1713403717.47 total 104.02 last 617.28)
 - open/keep 80000 (time 1713403726.04 total 112.59 last 446.57)
total: 83988 open/keep in 120.00 seconds: 699.89 ops/second
 - closed 6453 (time 1713403743.46 total 10.00 last -7353.77)
 - closed 10000 (time 1713403747.44 total 13.99 last 890.27)
 - closed 18527 (time 1713403757.44 total 23.99 last 852.65)
 - closed 20000 (time 1713403759.68 total 26.22 last 659.43)
 - closed 25695 (time 1713403769.68 total 36.22 last 569.44)
 - closed 30000 (time 1713403776.24 total 42.78 last 656.04)
 - closed 36009 (time 1713403786.24 total 52.78 last 600.90)
 - closed 40000 (time 1713403793.18 total 59.72 last 575.47)
 - closed 46664 (time 1713403803.18 total 69.72 last 666.35)
 - closed 50000 (time 1713403809.02 total 75.56 last 571.31)
 - closed 55540 (time 1713403819.02 total 85.56 last 553.98)
 - closed 60000 (time 1713403826.61 total 93.15 last 587.13)
 - closed 66628 (time 1713403836.61 total 103.16 last 662.74)
 - closed 70000 (time 1713403841.18 total 107.73 last 737.66)
 - closed 77723 (time 1713403851.19 total 117.73 last 772.19)
 - closed 80000 (time 1713403854.52 total 121.06 last 682.82)
total: 83988 close in 126.72 seconds: 662.76 close/second
 - unlinked 0 (time 1713403861 ; total 0 ; last 0)
 - unlinked 10000 (time 1713403891 ; total 30 ; last 30)
 - unlinked 20000 (time 1713403911 ; total 50 ; last 20)
 - unlinked 30000 (time 1713403933 ; total 72 ; last 22)
 - unlinked 40000 (time 1713403946 ; total 85 ; last 13)
 - unlinked 50000 (time 1713403964 ; total 103 ; last 18)
 - unlinked 60000 (time 1713403984 ; total 123 ; last 20)
 - unlinked 70000 (time 1713404003 ; total 142 ; last 19)
 - unlinked 80000 (time 1713404019 ; total 158 ; last 16)
unlink(/mnt/lustre/d51f.sanity/f83988) error: No such file or directory
total: 83988 unlinks in 162 seconds: 518.444458 unlinks/second