== sanity test 51f: check many open files limit ========== 13:48:58 (1783446538)
MDT0 numfree=     533602, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1481 (time 1783446551.55 total 10.01 last 147.89)
 - open/keep 3141 (time 1783446561.55 total 20.02 last 165.97)
 - open/keep 4656 (time 1783446571.56 total 30.02 last 151.44)
 - open/keep 6127 (time 1783446581.56 total 40.02 last 147.05)
 - open/keep 7621 (time 1783446591.56 total 50.02 last 149.37)
 - open/keep 9377 (time 1783446601.57 total 60.03 last 175.52)
 - open/keep 10000 (time 1783446605.31 total 63.77 last 166.46)
 - open/keep 11737 (time 1783446615.32 total 73.78 last 173.53)
 - open/keep 13230 (time 1783446625.33 total 83.79 last 149.16)
 - open/keep 14704 (time 1783446635.34 total 93.80 last 147.28)
 - open/keep 16357 (time 1783446645.34 total 103.80 last 165.24)
 - open/keep 17966 (time 1783446655.34 total 113.81 last 160.84)
total: 18922 open/keep in 120.00 seconds: 157.68 ops/second
 - closed 2641 (time 1783446671.54 total 10.00 last -1532.21)
 - closed 5327 (time 1783446681.54 total 20.00 last 268.54)
 - closed 8157 (time 1783446691.55 total 30.01 last 282.83)
 - closed 10000 (time 1783446697.51 total 35.97 last 309.26)
 - closed 12813 (time 1783446707.51 total 45.97 last 281.26)
 - closed 15813 (time 1783446717.51 total 55.97 last 299.99)
 - closed 18900 (time 1783446727.51 total 65.97 last 308.66)
total: 18922 close in 66.00 seconds: 286.69 close/second
 - unlinked 0 (time 1783446730 ; total 0 ; last 0)
 - unlinked 10000 (time 1783446783 ; total 53 ; last 53)
unlink(/mnt/lustre/d51f.sanity/f18922) error: No such file or directory
total: 18922 unlinks in 104 seconds: 181.942307 unlinks/second