== sanity test 51f: check many open files limit ========== 12:53:19 (1782233599)
MDT0 numfree=     532660, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1227 (time 1782233613.94 total 10.00 last 122.68)
 - open/keep 2353 (time 1782233623.95 total 20.01 last 112.56)
 - open/keep 3645 (time 1782233633.95 total 30.01 last 129.13)
 - open/keep 5018 (time 1782233643.97 total 40.02 last 137.11)
 - open/keep 6196 (time 1782233653.97 total 50.03 last 117.80)
 - open/keep 7448 (time 1782233663.99 total 60.05 last 124.94)
 - open/keep 8760 (time 1782233673.99 total 70.05 last 131.19)
 - open/keep 10000 (time 1782233683.05 total 79.11 last 136.79)
 - open/keep 11374 (time 1782233693.05 total 89.11 last 137.36)
 - open/keep 12642 (time 1782233703.06 total 99.12 last 126.69)
 - open/keep 13851 (time 1782233713.06 total 109.12 last 120.88)
 - open/keep 15071 (time 1782233723.07 total 119.13 last 121.92)
total: 15188 open/keep in 120.01 seconds: 126.56 ops/second
 - closed 1950 (time 1782233733.95 total 10.00 last -1311.93)
 - closed 4039 (time 1782233743.95 total 20.00 last 208.89)
 - closed 6475 (time 1782233753.95 total 30.00 last 243.57)
 - closed 8841 (time 1782233763.95 total 40.00 last 236.57)
 - closed 10000 (time 1782233769.48 total 45.53 last 209.82)
 - closed 12184 (time 1782233779.48 total 55.53 last 218.37)
 - closed 14274 (time 1782233789.48 total 65.53 last 208.90)
total: 15188 close in 70.28 seconds: 216.10 close/second
 - unlinked 0 (time 1782233799 ; total 0 ; last 0)
 - unlinked 10000 (time 1782233877 ; total 78 ; last 78)
unlink(/mnt/lustre/d51f.sanity/f15188) error: No such file or directory
total: 15188 unlinks in 119 seconds: 127.630249 unlinks/second