== sanity test 51f: check many open files limit ========== 20:37:06 (1786840626)
MDT0 numfree=     538778, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7654 (time 1786840637.68 total 10.00 last 765.39)
 - open/keep 10000 (time 1786840641.15 total 13.48 last 674.62)
 - open/keep 17696 (time 1786840651.16 total 23.48 last 769.57)
 - open/keep 20000 (time 1786840654.11 total 26.44 last 778.46)
 - open/keep 27668 (time 1786840664.12 total 36.44 last 766.71)
 - open/keep 30000 (time 1786840667.11 total 39.44 last 778.01)
 - open/keep 38146 (time 1786840677.11 total 49.44 last 814.49)
 - open/keep 40000 (time 1786840679.36 total 51.68 last 826.87)
 - open/keep 47372 (time 1786840689.36 total 61.68 last 737.18)
 - open/keep 50000 (time 1786840693.24 total 65.57 last 676.14)
 - open/keep 56333 (time 1786840703.24 total 75.57 last 633.29)
 - open/keep 60000 (time 1786840709.07 total 81.39 last 629.41)
 - open/keep 66342 (time 1786840719.07 total 91.39 last 634.19)
 - open/keep 70000 (time 1786840724.08 total 96.41 last 729.65)
 - open/keep 77334 (time 1786840734.08 total 106.41 last 733.40)
 - open/keep 80000 (time 1786840737.78 total 110.10 last 721.11)
total: 87469 open/keep in 120.00 seconds: 728.91 ops/second
 - closed 10000 (time 1786840754.97 total 7.29 last -9602.91)
 - closed 20000 (time 1786840762.31 total 14.64 last 1361.36)
 - closed 30000 (time 1786840769.95 total 22.27 last 1309.71)
 - closed 40000 (time 1786840776.98 total 29.30 last 1422.03)
 - closed 50000 (time 1786840783.96 total 36.28 last 1432.79)
 - closed 60000 (time 1786840790.99 total 43.31 last 1422.65)
 - closed 70000 (time 1786840797.96 total 50.28 last 1435.40)
 - closed 80000 (time 1786840805.20 total 57.52 last 1380.97)
total: 87469 close in 62.88 seconds: 1391.00 close/second
 - unlinked 0 (time 1786840811 ; total 0 ; last 0)
 - unlinked 10000 (time 1786840834 ; total 23 ; last 23)
 - unlinked 20000 (time 1786840858 ; total 47 ; last 24)
 - unlinked 30000 (time 1786840883 ; total 72 ; last 25)
 - unlinked 40000 (time 1786840903 ; total 92 ; last 20)
 - unlinked 50000 (time 1786840917 ; total 106 ; last 14)
 - unlinked 60000 (time 1786840930 ; total 119 ; last 13)
 - unlinked 70000 (time 1786840944 ; total 133 ; last 14)
 - unlinked 80000 (time 1786840957 ; total 146 ; last 13)
unlink(/mnt/lustre/d51f.sanity/f87469) error: No such file or directory
total: 87469 unlinks in 157 seconds: 557.127380 unlinks/second