== sanity test 51f: check many open files limit ========== 18:19:17 (1788473957)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
MDT1 numfree=1021983, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1405 (time 1788473971.97 total 10.01 last 140.32)
 - open/keep 2965 (time 1788473981.97 total 20.02 last 155.95)
 - open/keep 4345 (time 1788473991.97 total 30.02 last 137.97)
 - open/keep 5733 (time 1788474001.97 total 40.02 last 138.76)
 - open/keep 7227 (time 1788474011.98 total 50.02 last 149.37)
 - open/keep 8697 (time 1788474021.98 total 60.02 last 146.99)
 - open/keep 10000 (time 1788474030.74 total 68.79 last 148.71)
 - open/keep 11414 (time 1788474040.74 total 78.79 last 141.39)
 - open/keep 12728 (time 1788474050.74 total 88.79 last 131.39)
 - open/keep 14057 (time 1788474060.74 total 98.79 last 132.86)
 - open/keep 15372 (time 1788474070.75 total 108.80 last 131.43)
 - open/keep 16714 (time 1788474080.75 total 118.80 last 134.13)
total: 16852 open/keep in 120.01 seconds: 140.42 ops/second
 - closed 2081 (time 1788474091.97 total 10.00 last -1462.93)
 - closed 4132 (time 1788474101.97 total 20.01 last 205.00)
 - closed 5998 (time 1788474111.97 total 30.01 last 186.57)
 - closed 8124 (time 1788474121.97 total 40.01 last 212.59)
 - closed 10000 (time 1788474130.41 total 48.45 last 222.37)
 - closed 12221 (time 1788474140.41 total 58.45 last 221.99)
 - closed 14147 (time 1788474150.42 total 68.46 last 192.42)
 - closed 16450 (time 1788474160.43 total 78.47 last 230.14)
total: 16852 close in 80.49 seconds: 209.37 close/second
 - unlinked 0 (time 1788474166 ; total 0 ; last 0)
 - unlinked 10000 (time 1788474230 ; total 64 ; last 64)
unlink(/mnt/lustre/d51f.sanity/f16852) error: No such file or directory
total: 16852 unlinks in 109 seconds: 154.605499 unlinks/second