== sanity test 51f: check many open files limit ========== 06:57:54 (1778842674)
MDT0 numfree=     532287, max=100000
changed ulimit from 1024 to 100020
 - open/keep 6701 (time 1778842686.04 total 10.00 last 670.08)
 - open/keep 10000 (time 1778842690.94 total 14.90 last 673.65)
 - open/keep 16907 (time 1778842700.94 total 24.90 last 690.69)
 - open/keep 20000 (time 1778842705.19 total 29.15 last 726.84)
 - open/keep 26960 (time 1778842715.19 total 39.15 last 695.96)
 - open/keep 30000 (time 1778842719.61 total 43.57 last 688.43)
 - open/keep 36129 (time 1778842729.61 total 53.57 last 612.88)
 - open/keep 40000 (time 1778842735.72 total 59.68 last 633.59)
 - open/keep 46692 (time 1778842745.72 total 69.68 last 669.17)
 - open/keep 50000 (time 1778842750.90 total 74.86 last 638.44)
 - open/keep 56835 (time 1778842760.90 total 84.86 last 683.42)
 - open/keep 60000 (time 1778842765.06 total 89.02 last 761.45)
 - open/keep 66752 (time 1778842775.06 total 99.02 last 675.19)
 - open/keep 70000 (time 1778842779.76 total 103.72 last 691.53)
 - open/keep 76438 (time 1778842789.76 total 113.72 last 643.77)
 - open/keep 80000 (time 1778842795.57 total 119.53 last 612.91)
total: 80206 open/keep in 120.00 seconds: 668.38 ops/second
 - closed 10000 (time 1778842805.16 total 9.12 last -7679.55)
 - closed 20000 (time 1778842812.82 total 16.78 last 1305.32)
 - closed 30000 (time 1778842820.75 total 24.70 last 1261.26)
 - closed 40000 (time 1778842828.62 total 32.58 last 1269.21)
 - closed 50000 (time 1778842836.05 total 40.01 last 1346.17)
 - closed 60000 (time 1778842843.61 total 47.57 last 1323.04)
 - closed 70000 (time 1778842851.24 total 55.20 last 1310.08)
 - closed 80000 (time 1778842859.01 total 62.97 last 1287.77)
total: 80206 close in 63.12 seconds: 1270.61 close/second
 - unlinked 0 (time 1778842860 ; total 0 ; last 0)
 - unlinked 10000 (time 1778842874 ; total 14 ; last 14)
 - unlinked 20000 (time 1778842888 ; total 28 ; last 14)
 - unlinked 30000 (time 1778842902 ; total 42 ; last 14)
 - unlinked 40000 (time 1778842917 ; total 57 ; last 15)
 - unlinked 50000 (time 1778842932 ; total 72 ; last 15)
 - unlinked 60000 (time 1778842947 ; total 87 ; last 15)
 - unlinked 70000 (time 1778842972 ; total 112 ; last 25)
 - unlinked 80000 (time 1778842988 ; total 128 ; last 16)
unlink(/mnt/lustre/d51f.sanity/f80206) error: No such file or directory
total: 80206 unlinks in 129 seconds: 621.751953 unlinks/second