== sanity test 51f: check many open files limit ========== 07:41:15 (1741693275)
MDT0 numfree=495277, max=100000
changed ulimit from 1024 to 100020
 - open/keep 6868 (time 1741693287.38 total 10.00 last 686.69)
 - open/keep 10000 (time 1741693291.40 total 14.02 last 778.96)
 - open/keep 17599 (time 1741693301.40 total 24.02 last 759.80)
 - open/keep 20000 (time 1741693304.43 total 27.05 last 793.02)
 - open/keep 27608 (time 1741693314.43 total 37.05 last 760.76)
 - open/keep 30000 (time 1741693317.29 total 39.91 last 836.04)
 - open/keep 37869 (time 1741693327.29 total 49.91 last 786.84)
 - open/keep 40000 (time 1741693331.25 total 53.88 last 537.33)
 - open/keep 44964 (time 1741693341.26 total 63.88 last 496.32)
 - open/keep 50000 (time 1741693350.98 total 73.60 last 517.91)
 - open/keep 56269 (time 1741693360.98 total 83.61 last 626.83)
 - open/keep 60000 (time 1741693366.36 total 88.98 last 694.01)
 - open/keep 64504 (time 1741693376.36 total 98.98 last 450.33)
 - open/keep 69445 (time 1741693386.36 total 108.98 last 494.08)
 - open/keep 74830 (time 1741693396.36 total 118.98 last 538.49)
total: 75507 open/keep in 120.00 seconds: 629.22 ops/second
 - closed 8218 (time 1741693407.38 total 10.00 last -6660.94)
 - closed 10000 (time 1741693408.81 total 11.43 last 1246.66)
 - closed 20000 (time 1741693417.24 total 19.86 last 1185.52)
 - closed 30000 (time 1741693425.73 total 28.36 last 1177.70)
 - closed 39598 (time 1741693435.73 total 38.36 last 959.74)
 - closed 40000 (time 1741693436.08 total 38.70 last 1161.87)
 - closed 47727 (time 1741693446.08 total 48.70 last 772.63)
 - closed 50000 (time 1741693449.40 total 52.02 last 684.64)
 - closed 56645 (time 1741693459.40 total 62.03 last 664.41)
 - closed 60000 (time 1741693464.17 total 66.80 last 702.96)
 - closed 70000 (time 1741693473.01 total 75.63 last 1131.62)
total: 75507 close in 81.03 seconds: 931.84 close/second
 - unlinked 0 (time 1741693479 ; total 0 ; last 0)
 - unlinked 10000 (time 1741693493 ; total 14 ; last 14)
 - unlinked 20000 (time 1741693504 ; total 25 ; last 11)
 - unlinked 30000 (time 1741693515 ; total 36 ; last 11)
 - unlinked 40000 (time 1741693525 ; total 46 ; last 10)
 - unlinked 50000 (time 1741693535 ; total 56 ; last 10)
 - unlinked 60000 (time 1741693549 ; total 70 ; last 14)
 - unlinked 70000 (time 1741693565 ; total 86 ; last 16)
unlink(/mnt/lustre/d51f.sanity/f75507) error: No such file or directory
total: 75507 unlinks in 96 seconds: 786.531250 unlinks/second