== sanity test 51f: check many open files limit ========== 15:49:55 (1746128995)
MDT0 numfree=496352, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1577 (time 1746129008.17 total 10.01 last 157.62)
 - open/keep 3024 (time 1746129018.18 total 20.02 last 144.54)
 - open/keep 4556 (time 1746129028.19 total 30.03 last 153.05)
 - open/keep 6056 (time 1746129038.19 total 40.03 last 149.96)
 - open/keep 7652 (time 1746129048.20 total 50.04 last 159.48)
 - open/keep 9198 (time 1746129058.20 total 60.04 last 154.54)
 - open/keep 10000 (time 1746129063.12 total 64.95 last 163.30)
 - open/keep 11839 (time 1746129073.12 total 74.95 last 183.88)
 - open/keep 13582 (time 1746129083.12 total 84.96 last 174.20)
 - open/keep 15363 (time 1746129093.13 total 94.96 last 178.04)
 - open/keep 17226 (time 1746129103.13 total 104.96 last 186.25)
 - open/keep 19061 (time 1746129113.13 total 114.97 last 183.40)
total: 19962 open/keep in 120.00 seconds: 166.35 ops/second
 - closed 3419 (time 1746129128.17 total 10.00 last -1564.05)
 - closed 6739 (time 1746129138.17 total 20.00 last 331.99)
 - closed 10000 (time 1746129148.08 total 29.91 last 328.98)
 - closed 13372 (time 1746129158.08 total 39.92 last 337.05)
 - closed 16851 (time 1746129168.09 total 49.92 last 347.86)
total: 19962 close in 59.04 seconds: 338.09 close/second
 - unlinked 0 (time 1746129179 ; total 0 ; last 0)
 - unlinked 10000 (time 1746129230 ; total 51 ; last 51)
unlink(/mnt/lustre/d51f.sanity/f19962) error: No such file or directory
total: 19962 unlinks in 104 seconds: 191.942307 unlinks/second