== sanity test 51f: check many open files limit ========== 16:44:05 (1746132245)
MDT0 numfree=493932, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1793 (time 1746132257.52 total 10.00 last 179.22)
 - open/keep 3508 (time 1746132267.53 total 20.01 last 171.43)
 - open/keep 5321 (time 1746132277.53 total 30.01 last 181.29)
 - open/keep 7136 (time 1746132287.53 total 40.01 last 181.48)
 - open/keep 8915 (time 1746132297.53 total 50.01 last 177.90)
 - open/keep 10000 (time 1746132304.47 total 56.95 last 156.43)
 - open/keep 11597 (time 1746132314.47 total 66.95 last 159.69)
 - open/keep 13289 (time 1746132324.47 total 76.95 last 169.13)
 - open/keep 14832 (time 1746132334.48 total 86.96 last 154.20)
 - open/keep 16445 (time 1746132344.48 total 96.96 last 161.22)
 - open/keep 18039 (time 1746132354.49 total 106.97 last 159.32)
 - open/keep 19541 (time 1746132364.49 total 116.97 last 150.14)
 - open/keep 20000 (time 1746132367.11 total 119.59 last 175.33)
total: 20077 open/keep in 120.00 seconds: 167.31 ops/second
 - closed 3557 (time 1746132377.53 total 10.01 last -1643.38)
 - closed 6811 (time 1746132387.53 total 20.01 last 325.30)
 - closed 10000 (time 1746132396.69 total 29.17 last 348.01)
 - closed 13375 (time 1746132406.70 total 39.17 last 337.41)
 - closed 16669 (time 1746132416.70 total 49.18 last 329.33)
 - closed 19933 (time 1746132426.70 total 59.18 last 326.32)
 - closed 20000 (time 1746132426.90 total 59.38 last 328.71)
total: 20077 close in 59.64 seconds: 336.62 close/second
 - unlinked 0 (time 1746132429 ; total 0 ; last 0)
 - unlinked 10000 (time 1746132470 ; total 41 ; last 41)
 - unlinked 20000 (time 1746132517 ; total 88 ; last 47)
unlink(/mnt/lustre/d51f.sanity/f20077) error: No such file or directory
total: 20077 unlinks in 88 seconds: 228.147720 unlinks/second