== sanity test 51f: check many open files limit ========== 11:16:32 (1761318992)
MDT0 numfree=494662, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1990 (time 1761319004.67 total 10.00 last 198.96)
 - open/keep 3662 (time 1761319014.68 total 20.01 last 167.11)
 - open/keep 5366 (time 1761319024.68 total 30.01 last 170.36)
 - open/keep 7071 (time 1761319034.68 total 40.01 last 170.42)
 - open/keep 8962 (time 1761319044.69 total 50.02 last 189.03)
 - open/keep 10000 (time 1761319050.83 total 56.16 last 169.06)
 - open/keep 11686 (time 1761319060.83 total 66.16 last 168.54)
 - open/keep 13706 (time 1761319070.84 total 76.17 last 201.86)
 - open/keep 15438 (time 1761319080.84 total 86.17 last 173.19)
 - open/keep 17077 (time 1761319090.84 total 96.17 last 163.82)
 - open/keep 19238 (time 1761319100.85 total 106.18 last 216.02)
 - open/keep 20000 (time 1761319104.17 total 109.50 last 229.42)
 - open/keep 22445 (time 1761319114.17 total 119.50 last 244.40)
total: 22545 open/keep in 120.00 seconds: 187.87 ops/second
 - closed 2861 (time 1761319124.67 total 10.00 last -1958.26)
 - closed 5732 (time 1761319134.68 total 20.00 last 287.03)
 - closed 8223 (time 1761319144.68 total 30.01 last 249.03)
 - closed 10000 (time 1761319150.33 total 35.66 last 314.52)
 - closed 12703 (time 1761319160.33 total 45.66 last 270.26)
 - closed 15689 (time 1761319170.33 total 55.66 last 298.53)
 - closed 18900 (time 1761319180.33 total 65.66 last 321.03)
 - closed 20000 (time 1761319183.32 total 68.65 last 367.97)
total: 22545 close in 76.12 seconds: 296.19 close/second
 - unlinked 0 (time 1761319192 ; total 0 ; last 0)
 - unlinked 10000 (time 1761319229 ; total 37 ; last 37)
 - unlinked 20000 (time 1761319265 ; total 73 ; last 36)
unlink(/mnt/lustre/d51f.sanity/f22545) error: No such file or directory
total: 22545 unlinks in 83 seconds: 271.626495 unlinks/second