== sanity test 51f: check many open files limit ========== 17:08:14 (1784236094)
MDT0 numfree=     537805, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1023 (time 1784236109.27 total 10.01 last 102.23)
 - open/keep 1949 (time 1784236119.28 total 20.02 last 92.50)
 - open/keep 2917 (time 1784236129.29 total 30.02 last 96.75)
 - open/keep 3814 (time 1784236139.29 total 40.03 last 89.66)
 - open/keep 4727 (time 1784236149.30 total 50.03 last 91.23)
 - open/keep 5812 (time 1784236159.31 total 60.04 last 108.42)
 - open/keep 7036 (time 1784236169.31 total 70.04 last 122.39)
 - open/keep 8138 (time 1784236179.31 total 80.05 last 110.14)
 - open/keep 9272 (time 1784236189.32 total 90.05 last 113.37)
 - open/keep 10000 (time 1784236196.40 total 97.13 last 102.81)
 - open/keep 11004 (time 1784236206.40 total 107.13 last 100.39)
 - open/keep 12011 (time 1784236216.40 total 117.13 last 100.69)
total: 12355 open/keep in 120.01 seconds: 102.95 ops/second
 - closed 1998 (time 1784236229.29 total 10.01 last -1000.39)
 - closed 3874 (time 1784236239.29 total 20.01 last 187.56)
 - closed 5820 (time 1784236249.29 total 30.01 last 194.57)
 - closed 7595 (time 1784236259.29 total 40.01 last 177.47)
 - closed 9728 (time 1784236269.30 total 50.02 last 213.25)
 - closed 10000 (time 1784236270.93 total 51.64 last 167.06)
 - closed 12046 (time 1784236280.93 total 61.65 last 204.52)
total: 12355 close in 63.04 seconds: 196.00 close/second
 - unlinked 0 (time 1784236287 ; total 1 ; last 1)
 - unlinked 10000 (time 1784236384 ; total 98 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f12355) error: No such file or directory
total: 12355 unlinks in 120 seconds: 102.958336 unlinks/second