== sanity test 51f: check many open files limit ========== 13:43:44 (1758735824)
MDT0 numfree=492991, max=100000
changed ulimit from 1024 to 100020
 - open/keep 7337 (time 1758735835.78 total 10.00 last 733.65)
 - open/keep 10000 (time 1758735839.09 total 13.31 last 805.29)
 - open/keep 16810 (time 1758735849.09 total 23.31 last 680.94)
 - open/keep 20000 (time 1758735853.87 total 28.09 last 667.18)
 - open/keep 26372 (time 1758735863.87 total 38.09 last 637.11)
 - open/keep 30000 (time 1758735869.23 total 43.45 last 676.89)
 - open/keep 36315 (time 1758735879.23 total 53.45 last 631.44)
 - open/keep 40000 (time 1758735884.97 total 59.19 last 641.95)
 - open/keep 46412 (time 1758735894.97 total 69.19 last 641.19)
 - open/keep 50000 (time 1758735900.39 total 74.61 last 661.76)
 - open/keep 56954 (time 1758735910.40 total 84.61 last 695.36)
 - open/keep 60000 (time 1758735914.89 total 89.11 last 677.32)
 - open/keep 66585 (time 1758735924.89 total 99.11 last 658.49)
 - open/keep 70000 (time 1758735929.79 total 104.01 last 697.73)
 - open/keep 76466 (time 1758735939.79 total 114.01 last 646.56)
 - open/keep 80000 (time 1758735945.09 total 119.31 last 666.00)
total: 80507 open/keep in 120.00 seconds: 670.88 ops/second
 - closed 10000 (time 1758735955.12 total 9.34 last -7493.63)
 - closed 20000 (time 1758735964.15 total 18.37 last 1107.68)
 - closed 30000 (time 1758735973.22 total 27.44 last 1102.23)
 - closed 40000 (time 1758735982.43 total 36.64 last 1086.75)
 - closed 50000 (time 1758735991.67 total 45.88 last 1082.20)
 - closed 60000 (time 1758736000.86 total 55.07 last 1088.18)
 - closed 70000 (time 1758736009.91 total 64.13 last 1103.85)
 - closed 80000 (time 1758736019.16 total 73.38 last 1081.45)
total: 80507 close in 73.86 seconds: 1090.01 close/second
 - unlinked 0 (time 1758736021 ; total 0 ; last 0)
 - unlinked 10000 (time 1758736045 ; total 24 ; last 24)
 - unlinked 20000 (time 1758736060 ; total 39 ; last 15)
 - unlinked 30000 (time 1758736075 ; total 54 ; last 15)
 - unlinked 40000 (time 1758736089 ; total 68 ; last 14)
 - unlinked 50000 (time 1758736102 ; total 81 ; last 13)
 - unlinked 60000 (time 1758736116 ; total 95 ; last 14)
 - unlinked 70000 (time 1758736131 ; total 110 ; last 15)
 - unlinked 80000 (time 1758736145 ; total 124 ; last 14)
unlink(/mnt/lustre/d51f.sanity/f80507) error: No such file or directory
total: 80507 unlinks in 124 seconds: 649.250000 unlinks/second