== sanity test 51f: check many open files limit ========== 10:02:56 (1787839376)
MDT0 numfree=     533498, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1395 (time 1787839389.74 total 10.00 last 139.48)
 - open/keep 2679 (time 1787839399.74 total 20.00 last 128.38)
 - open/keep 3917 (time 1787839409.74 total 30.01 last 123.76)
 - open/keep 5289 (time 1787839419.75 total 40.01 last 137.13)
 - open/keep 6667 (time 1787839429.75 total 50.01 last 137.80)
 - open/keep 7832 (time 1787839439.75 total 60.01 last 116.48)
 - open/keep 8737 (time 1787839449.76 total 70.02 last 90.46)
 - open/keep 9585 (time 1787839459.76 total 80.02 last 84.76)
 - open/keep 10000 (time 1787839464.10 total 84.36 last 95.71)
 - open/keep 10935 (time 1787839474.10 total 94.36 last 93.47)
 - open/keep 11892 (time 1787839484.11 total 104.37 last 95.60)
 - open/keep 13065 (time 1787839494.12 total 114.38 last 117.24)
total: 13801 open/keep in 120.01 seconds: 115.00 ops/second
 - closed 2415 (time 1787839509.75 total 10.01 last -1064.35)
 - closed 4724 (time 1787839519.75 total 20.01 last 230.83)
 - closed 7172 (time 1787839529.76 total 30.01 last 244.67)
 - closed 9315 (time 1787839539.76 total 40.02 last 214.20)
 - closed 10000 (time 1787839543.52 total 43.77 last 182.39)
 - closed 11886 (time 1787839553.52 total 53.78 last 188.56)
total: 13801 close in 63.74 seconds: 216.52 close/second
 - unlinked 0 (time 1787839567 ; total 0 ; last 0)
 - unlinked 10000 (time 1787839642 ; total 75 ; last 75)
unlink(/mnt/lustre/d51f.sanity/f13801) error: No such file or directory
total: 13801 unlinks in 102 seconds: 135.303925 unlinks/second