== sanity test 51f: check many open files limit ========== 22:35:52 (1761964552)
MDT0 numfree=     495574 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 4124 (time 1761964563.98 total 10.00 last 412.39)
 - open/keep 8900 (time 1761964573.98 total 20.00 last 477.53)
 - open/keep 10000 (time 1761964576.84 total 22.86 last 385.08)
 - open/keep 14501 (time 1761964586.84 total 32.86 last 449.98)
 - open/keep 18916 (time 1761964596.84 total 42.86 last 441.44)
 - open/keep 23509 (time 1761964606.84 total 52.86 last 459.29)
 - open/keep 27681 (time 1761964616.85 total 62.87 last 417.09)
 - open/keep 30000 (time 1761964622.95 total 68.97 last 380.17)
 - open/keep 34180 (time 1761964632.95 total 78.97 last 417.99)
 - open/keep 38982 (time 1761964642.95 total 88.97 last 480.17)
 - open/keep 40000 (time 1761964645.69 total 91.71 last 371.10)
 - open/keep 44190 (time 1761964655.69 total 101.71 last 419.00)
 - open/keep 48186 (time 1761964665.69 total 111.71 last 399.49)
 - open/keep 50000 (time 1761964669.68 total 115.70 last 454.70)
total: 52137 open/keep in 120.00 seconds: 434.47 ops/second
 - closed 6450 (time 1761964683.98 total 10.00 last -4354.39)
 - closed 10000 (time 1761964690.45 total 16.47 last 549.18)
 - closed 15509 (time 1761964700.45 total 26.47 last 550.87)
 - closed 20000 (time 1761964709.41 total 35.43 last 500.88)
 - closed 25477 (time 1761964719.42 total 45.43 last 547.60)
 - closed 30000 (time 1761964727.48 total 53.50 last 560.65)
 - closed 36544 (time 1761964737.48 total 63.50 last 654.38)
 - closed 40000 (time 1761964742.62 total 68.64 last 673.00)
 - closed 46580 (time 1761964752.62 total 78.64 last 657.96)
 - closed 50000 (time 1761964758.71 total 84.73 last 561.79)
total: 52137 close in 87.81 seconds: 593.72 close/second
 - unlinked 0 (time 1761964763 ; total 0 ; last 0)
 - unlinked 10000 (time 1761964783 ; total 20 ; last 20)
 - unlinked 20000 (time 1761964805 ; total 42 ; last 22)
 - unlinked 30000 (time 1761964825 ; total 62 ; last 20)
 - unlinked 40000 (time 1761964841 ; total 78 ; last 16)
 - unlinked 50000 (time 1761964861 ; total 98 ; last 20)
unlink(/mnt/lustre/d51f.sanity/f52137) error: No such file or directory
total: 52137 unlinks in 104 seconds: 501.317322 unlinks/second