== sanity test 51f: check many open files limit ========== 22:56:26 (1747796186)
MDT0 numfree=491780, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4172 (time 1747796198.24 total 10.00 last 417.20)
 - open/keep 8182 (time 1747796208.24 total 20.00 last 400.94)
 - open/keep 10000 (time 1747796212.82 total 24.58 last 397.14)
 - open/keep 14024 (time 1747796222.82 total 34.58 last 402.38)
 - open/keep 17976 (time 1747796232.82 total 44.58 last 395.18)
 - open/keep 20000 (time 1747796238.01 total 49.77 last 390.03)
 - open/keep 24111 (time 1747796248.01 total 59.77 last 411.06)
 - open/keep 28770 (time 1747796258.01 total 69.77 last 465.87)
 - open/keep 30000 (time 1747796260.64 total 72.40 last 467.84)
 - open/keep 34577 (time 1747796270.64 total 82.40 last 457.64)
 - open/keep 39435 (time 1747796280.64 total 92.40 last 485.74)
 - open/keep 43996 (time 1747796290.64 total 102.40 last 456.02)
 - open/keep 48635 (time 1747796300.64 total 112.41 last 463.89)
 - open/keep 50000 (time 1747796303.60 total 115.36 last 461.39)
total: 52115 open/keep in 120.00 seconds: 434.28 ops/second
 - closed 6141 (time 1747796318.24 total 10.00 last -4385.32)
 - closed 10000 (time 1747796324.63 total 16.38 last 604.61)
 - closed 16519 (time 1747796334.63 total 26.38 last 651.85)
 - closed 20000 (time 1747796340.31 total 32.06 last 612.92)
 - closed 25906 (time 1747796350.31 total 42.06 last 590.59)
 - closed 30000 (time 1747796357.41 total 49.16 last 576.62)
 - closed 35309 (time 1747796367.41 total 59.16 last 530.87)
 - closed 40000 (time 1747796375.72 total 67.48 last 564.03)
 - closed 45325 (time 1747796385.73 total 77.48 last 532.37)
 - closed 50000 (time 1747796394.45 total 86.21 last 535.77)
total: 52115 close in 90.13 seconds: 578.25 close/second
 - unlinked 0 (time 1747796399 ; total 0 ; last 0)
 - unlinked 10000 (time 1747796421 ; total 22 ; last 22)
 - unlinked 20000 (time 1747796441 ; total 42 ; last 20)
 - unlinked 30000 (time 1747796460 ; total 61 ; last 19)
 - unlinked 40000 (time 1747796481 ; total 82 ; last 21)
 - unlinked 50000 (time 1747796503 ; total 104 ; last 22)
unlink(/mnt/lustre/d51f.sanity/f52115) error: No such file or directory
total: 52115 unlinks in 108 seconds: 482.546295 unlinks/second