== sanity test 51f: check many open files limit ========== 10:06:10 (1761314770)
MDT0 numfree=494527, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1627 (time 1761314782.65 total 10.00 last 162.67)
 - open/keep 3172 (time 1761314792.65 total 20.00 last 154.46)
 - open/keep 4748 (time 1761314802.65 total 30.01 last 157.52)
 - open/keep 6463 (time 1761314812.66 total 40.01 last 171.44)
 - open/keep 7941 (time 1761314822.66 total 50.01 last 147.79)
 - open/keep 9500 (time 1761314832.66 total 60.02 last 155.87)
 - open/keep 10000 (time 1761314835.75 total 63.10 last 161.88)
 - open/keep 11582 (time 1761314845.75 total 73.11 last 158.16)
 - open/keep 13249 (time 1761314855.75 total 83.11 last 166.70)
 - open/keep 15122 (time 1761314865.76 total 93.11 last 187.24)
 - open/keep 16823 (time 1761314875.76 total 103.11 last 170.07)
 - open/keep 18426 (time 1761314885.76 total 113.12 last 160.25)
total: 19486 open/keep in 120.01 seconds: 162.37 ops/second
 - closed 2601 (time 1761314902.66 total 10.00 last -1582.14)
 - closed 5102 (time 1761314912.66 total 20.00 last 250.09)
 - closed 7426 (time 1761314922.66 total 30.00 last 232.35)
 - closed 9647 (time 1761314932.67 total 40.02 last 221.87)
 - closed 10000 (time 1761314934.27 total 41.62 last 220.48)
 - closed 12472 (time 1761314944.27 total 51.62 last 247.10)
 - closed 15192 (time 1761314954.28 total 61.62 last 271.98)
 - closed 17516 (time 1761314964.28 total 71.62 last 232.37)
total: 19486 close in 81.48 seconds: 239.14 close/second
 - unlinked 0 (time 1761314977 ; total 0 ; last 0)
 - unlinked 10000 (time 1761315038 ; total 61 ; last 61)
unlink(/mnt/lustre/d51f.sanity/f19486) error: No such file or directory
total: 19486 unlinks in 116 seconds: 167.982758 unlinks/second