== sanity test 51f: check many open files limit ========== 17:40:32 (1746135632)
MDT0 numfree=488822, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1547 (time 1746135644.82 total 10.00 last 154.65)
 - open/keep 3101 (time 1746135654.83 total 20.01 last 155.35)
 - open/keep 4857 (time 1746135664.83 total 30.01 last 175.55)
 - open/keep 6416 (time 1746135674.84 total 40.02 last 155.77)
 - open/keep 7834 (time 1746135684.84 total 50.02 last 141.77)
 - open/keep 9263 (time 1746135694.85 total 60.02 last 142.84)
 - open/keep 10000 (time 1746135699.81 total 64.99 last 148.41)
 - open/keep 11483 (time 1746135709.82 total 75.00 last 148.15)
 - open/keep 12905 (time 1746135719.83 total 85.01 last 142.08)
 - open/keep 14326 (time 1746135729.84 total 95.01 last 142.02)
 - open/keep 15664 (time 1746135739.84 total 105.02 last 133.79)
 - open/keep 17077 (time 1746135749.84 total 115.02 last 141.22)
total: 17971 open/keep in 120.00 seconds: 149.76 ops/second
 - closed 2764 (time 1746135764.82 total 10.00 last -1431.24)
 - closed 5555 (time 1746135774.83 total 20.00 last 279.03)
 - closed 8356 (time 1746135784.83 total 30.00 last 280.09)
 - closed 10000 (time 1746135790.98 total 36.16 last 267.16)
 - closed 12355 (time 1746135800.98 total 46.16 last 235.45)
 - closed 14943 (time 1746135810.98 total 56.16 last 258.73)
 - closed 17448 (time 1746135820.98 total 66.16 last 250.49)
total: 17971 close in 68.66 seconds: 261.73 close/second
 - unlinked 0 (time 1746135826 ; total 0 ; last 0)
 - unlinked 10000 (time 1746135901 ; total 75 ; last 75)
unlink(/mnt/lustre/d51f.sanity/f17971) error: No such file or directory
total: 17971 unlinks in 133 seconds: 135.120300 unlinks/second