== sanity test 51f: check many open files limit ========== 22:54:19 (1788749659)
MDT0 numfree=528622, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1042 (time 1788749673.02 total 10.00 last 104.18)
 - open/keep 2075 (time 1788749683.02 total 20.01 last 103.27)
 - open/keep 3146 (time 1788749693.03 total 30.01 last 107.09)
 - open/keep 4196 (time 1788749703.03 total 40.01 last 104.92)
 - open/keep 5219 (time 1788749713.04 total 50.02 last 102.26)
 - open/keep 6213 (time 1788749723.04 total 60.02 last 99.34)
 - open/keep 7321 (time 1788749733.05 total 70.03 last 110.67)
 - open/keep 8313 (time 1788749743.06 total 80.04 last 99.13)
 - open/keep 9373 (time 1788749753.06 total 90.04 last 105.99)
 - open/keep 10000 (time 1788749759.42 total 96.40 last 98.57)
 - open/keep 10915 (time 1788749769.43 total 106.42 last 91.39)
 - open/keep 11905 (time 1788749779.44 total 116.42 last 98.92)
total: 12230 open/keep in 120.01 seconds: 101.91 ops/second
 - closed 1776 (time 1788749793.03 total 10.00 last -1012.51)
 - closed 3373 (time 1788749803.03 total 20.01 last 159.65)
 - closed 4815 (time 1788749813.04 total 30.01 last 144.09)
 - closed 6327 (time 1788749823.04 total 40.02 last 151.17)
 - closed 8045 (time 1788749833.04 total 50.02 last 171.76)
 - closed 9769 (time 1788749843.05 total 60.03 last 172.26)
 - closed 10000 (time 1788749844.57 total 61.54 last 152.61)
 - closed 11608 (time 1788749854.57 total 71.55 last 160.68)
total: 12230 close in 76.39 seconds: 160.11 close/second
 - unlinked 0 (time 1788749865 ; total 0 ; last 0)
 - unlinked 10000 (time 1788749970 ; total 105 ; last 105)
unlink(/mnt/lustre/d51f.sanity/f12230) error: No such file or directory
total: 12230 unlinks in 130 seconds: 94.076920 unlinks/second