== sanity test 51f: check many open files limit ========== 15:56:26 (1746129386)
MDT0 numfree=491617, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1608 (time 1746129399.30 total 10.00 last 160.74)
 - open/keep 3182 (time 1746129409.30 total 20.01 last 157.35)
 - open/keep 5010 (time 1746129419.31 total 30.01 last 182.68)
 - open/keep 6801 (time 1746129429.32 total 40.02 last 178.99)
 - open/keep 8461 (time 1746129439.32 total 50.02 last 165.95)
 - open/keep 9925 (time 1746129449.33 total 60.03 last 146.31)
 - open/keep 11565 (time 1746129459.33 total 70.03 last 163.99)
 - open/keep 13224 (time 1746129469.33 total 80.03 last 165.86)
 - open/keep 14951 (time 1746129479.35 total 90.05 last 172.35)
 - open/keep 16877 (time 1746129489.35 total 100.05 last 192.59)
 - open/keep 18471 (time 1746129499.35 total 110.06 last 159.36)
 - open/keep 20000 (time 1746129508.38 total 119.09 last 169.33)
total: 20139 open/keep in 120.01 seconds: 167.81 ops/second
 - closed 3141 (time 1746129519.31 total 10.00 last -1685.75)
 - closed 6155 (time 1746129529.31 total 20.00 last 301.38)
 - closed 9277 (time 1746129539.31 total 30.00 last 312.17)
 - closed 10000 (time 1746129541.54 total 32.23 last 324.45)
 - closed 12986 (time 1746129551.54 total 42.23 last 298.55)
 - closed 15487 (time 1746129561.54 total 52.23 last 250.09)
 - closed 18330 (time 1746129571.55 total 62.24 last 284.19)
 - closed 20000 (time 1746129577.56 total 68.25 last 277.82)
total: 20139 close in 68.77 seconds: 292.87 close/second
 - unlinked 0 (time 1746129580 ; total 0 ; last 0)
 - unlinked 10000 (time 1746129638 ; total 58 ; last 58)
 - unlinked 20000 (time 1746129701 ; total 121 ; last 63)
unlink(/mnt/lustre/d51f.sanity/f20139) error: No such file or directory
total: 20139 unlinks in 122 seconds: 165.073776 unlinks/second