== sanity test 51f: check many open files limit ========== 00:32:38 (1746073958)
MDT0 numfree=489629, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2487 (time 1746073970.54 total 10.00 last 248.63)
 - open/keep 4682 (time 1746073980.55 total 20.00 last 219.48)
 - open/keep 6791 (time 1746073990.55 total 30.00 last 210.89)
 - open/keep 8733 (time 1746074000.55 total 40.01 last 194.13)
 - open/keep 10000 (time 1746074006.78 total 46.24 last 203.25)
 - open/keep 11983 (time 1746074016.79 total 56.25 last 198.23)
 - open/keep 14326 (time 1746074026.79 total 66.25 last 234.16)
 - open/keep 16663 (time 1746074036.79 total 76.25 last 233.68)
 - open/keep 19474 (time 1746074046.80 total 86.25 last 281.03)
 - open/keep 20000 (time 1746074049.20 total 88.66 last 218.90)
 - open/keep 22283 (time 1746074059.21 total 98.67 last 228.10)
 - open/keep 24250 (time 1746074069.21 total 108.67 last 196.63)
 - open/keep 26626 (time 1746074079.22 total 118.68 last 237.37)
total: 26964 open/keep in 120.00 seconds: 224.70 ops/second
 - closed 4014 (time 1746074090.54 total 10.00 last -2260.83)
 - closed 8302 (time 1746074100.55 total 20.00 last 428.73)
 - closed 10000 (time 1746074104.18 total 23.64 last 466.94)
 - closed 13581 (time 1746074114.18 total 33.64 last 358.04)
 - closed 17442 (time 1746074124.19 total 43.64 last 386.06)
 - closed 20000 (time 1746074131.08 total 50.54 last 370.93)
 - closed 23688 (time 1746074141.08 total 60.54 last 368.76)
total: 26964 close in 68.67 seconds: 392.64 close/second
 - unlinked 0 (time 1746074150 ; total 0 ; last 0)
 - unlinked 10000 (time 1746074194 ; total 44 ; last 44)
 - unlinked 20000 (time 1746074231 ; total 81 ; last 37)
unlink(/mnt/lustre/d51f.sanity/f26964) error: No such file or directory
total: 26964 unlinks in 109 seconds: 247.376144 unlinks/second