== sanity test 51f: check many open files limit ========== 13:37:41 (1788975461)
MDT0 numfree=531852, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1083 (time 1788975476.20 total 10.01 last 108.24)
 - open/keep 1942 (time 1788975486.20 total 20.01 last 85.88)
 - open/keep 3030 (time 1788975496.20 total 30.01 last 108.77)
 - open/keep 4001 (time 1788975506.20 total 40.01 last 97.08)
 - open/keep 5015 (time 1788975516.20 total 50.01 last 101.39)
 - open/keep 6100 (time 1788975526.20 total 60.01 last 108.48)
 - open/keep 7129 (time 1788975536.21 total 70.02 last 102.81)
 - open/keep 8140 (time 1788975546.22 total 80.03 last 101.04)
 - open/keep 9284 (time 1788975556.23 total 90.04 last 114.30)
 - open/keep 10000 (time 1788975563.74 total 97.55 last 95.28)
 - open/keep 10944 (time 1788975573.75 total 107.56 last 94.33)
 - open/keep 11992 (time 1788975583.75 total 117.56 last 104.78)
total: 12224 open/keep in 120.01 seconds: 101.86 ops/second
 - closed 1748 (time 1788975596.20 total 10.00 last -1023.95)
 - closed 3745 (time 1788975606.21 total 20.01 last 199.64)
 - closed 5815 (time 1788975616.21 total 30.01 last 206.92)
 - closed 7774 (time 1788975626.22 total 40.02 last 195.80)
 - closed 9621 (time 1788975636.22 total 50.02 last 184.67)
 - closed 10000 (time 1788975638.26 total 52.06 last 185.50)
 - closed 11926 (time 1788975648.26 total 62.07 last 192.52)
total: 12224 close in 64.31 seconds: 190.07 close/second
 - unlinked 0 (time 1788975654 ; total 0 ; last 0)
 - unlinked 10000 (time 1788975751 ; total 97 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f12224) error: No such file or directory
total: 12224 unlinks in 116 seconds: 105.379311 unlinks/second