== sanity test 51f: check many open files limit ========== 23:51:32 (1746157892)
MDT0 numfree=488687, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1824 (time 1746157906.11 total 10.00 last 182.34)
 - open/keep 3476 (time 1746157916.12 total 20.00 last 165.17)
 - open/keep 5186 (time 1746157926.12 total 30.01 last 170.99)
 - open/keep 6865 (time 1746157936.12 total 40.01 last 167.78)
 - open/keep 8324 (time 1746157946.13 total 50.01 last 145.87)
 - open/keep 9870 (time 1746157956.13 total 60.02 last 154.50)
 - open/keep 11464 (time 1746157966.13 total 70.02 last 159.37)
 - open/keep 13206 (time 1746157976.14 total 80.03 last 174.10)
 - open/keep 14998 (time 1746157986.14 total 90.03 last 179.17)
 - open/keep 16710 (time 1746157996.14 total 100.03 last 171.20)
 - open/keep 18392 (time 1746158006.14 total 110.03 last 168.17)
 - open/keep 20000 (time 1746158015.25 total 119.14 last 176.53)
total: 20147 open/keep in 120.00 seconds: 167.89 ops/second
 - closed 3132 (time 1746158026.12 total 10.00 last -1686.66)
 - closed 6176 (time 1746158036.12 total 20.00 last 304.39)
 - closed 9671 (time 1746158046.12 total 30.01 last 349.35)
 - closed 10000 (time 1746158046.94 total 30.82 last 402.65)
 - closed 13055 (time 1746158056.94 total 40.82 last 305.46)
 - closed 15995 (time 1746158066.94 total 50.83 last 293.97)
 - closed 18832 (time 1746158076.94 total 60.83 last 283.62)
 - closed 20000 (time 1746158080.79 total 64.68 last 303.36)
total: 20147 close in 65.11 seconds: 309.45 close/second
 - unlinked 0 (time 1746158083 ; total 0 ; last 0)
 - unlinked 10000 (time 1746158140 ; total 57 ; last 57)
 - unlinked 20000 (time 1746158200 ; total 117 ; last 60)
unlink(/mnt/lustre/d51f.sanity/f20147) error: No such file or directory
total: 20147 unlinks in 118 seconds: 170.737289 unlinks/second