== sanity test 51f: check many open files limit ========== 18:46:05 (1763336765)
MDT0 numfree=     496324 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1342 (time 1763336778.29 total 10.01 last 134.06)
 - open/keep 2624 (time 1763336788.30 total 20.02 last 128.06)
 - open/keep 3916 (time 1763336798.30 total 30.03 last 129.11)
 - open/keep 5112 (time 1763336808.31 total 40.03 last 119.59)
 - open/keep 6424 (time 1763336818.31 total 50.03 last 131.18)
 - open/keep 7750 (time 1763336828.31 total 60.03 last 132.54)
 - open/keep 9058 (time 1763336838.32 total 70.04 last 130.73)
 - open/keep 10000 (time 1763336845.31 total 77.03 last 134.68)
 - open/keep 11405 (time 1763336855.31 total 87.04 last 140.47)
 - open/keep 12640 (time 1763336865.32 total 97.04 last 123.43)
 - open/keep 13894 (time 1763336875.32 total 107.05 last 125.34)
 - open/keep 15257 (time 1763336885.33 total 117.05 last 136.20)
total: 15711 open/keep in 120.00 seconds: 130.92 ops/second
 - closed 2298 (time 1763336898.28 total 10.00 last -1295.78)
 - closed 4553 (time 1763336908.28 total 20.00 last 225.42)
 - closed 6749 (time 1763336918.28 total 30.01 last 219.54)
 - closed 9198 (time 1763336928.29 total 40.01 last 244.87)
 - closed 10000 (time 1763336931.99 total 43.72 last 216.31)
 - closed 11647 (time 1763336941.99 total 53.72 last 164.70)
 - closed 13824 (time 1763336952.00 total 63.72 last 217.66)
total: 15711 close in 71.63 seconds: 219.35 close/second
 - unlinked 0 (time 1763336963 ; total 1 ; last 1)
 - unlinked 10000 (time 1763337033 ; total 71 ; last 70)
unlink(/mnt/lustre/d51f.sanity/f15711) error: No such file or directory
total: 15711 unlinks in 114 seconds: 137.815796 unlinks/second