== sanity test 51f: check many open files limit ========== 19:36:58 (1746142618)
MDT0 numfree=498908, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2509 (time 1746142630.24 total 10.00 last 250.81)
 - open/keep 5267 (time 1746142640.25 total 20.01 last 275.71)
 - open/keep 7668 (time 1746142650.25 total 30.01 last 240.07)
 - open/keep 10000 (time 1746142658.40 total 38.16 last 286.13)
 - open/keep 13056 (time 1746142668.40 total 48.16 last 305.56)
 - open/keep 15960 (time 1746142678.40 total 58.16 last 290.37)
 - open/keep 19076 (time 1746142688.40 total 68.16 last 311.56)
 - open/keep 20000 (time 1746142692.30 total 72.06 last 237.19)
 - open/keep 22417 (time 1746142702.30 total 82.06 last 241.58)
 - open/keep 24749 (time 1746142712.30 total 92.06 last 233.18)
 - open/keep 27110 (time 1746142722.31 total 102.07 last 236.07)
 - open/keep 29469 (time 1746142732.31 total 112.07 last 235.86)
 - open/keep 30000 (time 1746142735.02 total 114.78 last 195.40)
total: 31107 open/keep in 120.00 seconds: 259.22 ops/second
 - closed 4137 (time 1746142750.25 total 10.00 last -2586.15)
 - closed 8111 (time 1746142760.25 total 20.00 last 397.32)
 - closed 10000 (time 1746142764.91 total 24.66 last 405.45)
 - closed 14103 (time 1746142774.91 total 34.66 last 410.18)
 - closed 17699 (time 1746142784.91 total 44.67 last 359.56)
 - closed 20000 (time 1746142792.39 total 52.14 last 307.73)
 - closed 23814 (time 1746142802.39 total 62.14 last 381.39)
 - closed 27709 (time 1746142812.39 total 72.15 last 389.38)
 - closed 30000 (time 1746142819.14 total 78.90 last 339.45)
total: 31107 close in 82.01 seconds: 379.30 close/second
 - unlinked 0 (time 1746142824 ; total 0 ; last 0)
 - unlinked 10000 (time 1746142869 ; total 45 ; last 45)
 - unlinked 20000 (time 1746142908 ; total 84 ; last 39)
 - unlinked 30000 (time 1746142952 ; total 128 ; last 44)
unlink(/mnt/lustre/d51f.sanity/f31107) error: No such file or directory
total: 31107 unlinks in 132 seconds: 235.659088 unlinks/second