== sanity test 51f: check many open files limit ========== 19:11:37 (1785885097)
MDT0 numfree=     528757, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1045 (time 1785885112.98 total 10.02 last 104.27)
 - open/keep 1754 (time 1785885122.99 total 20.03 last 70.85)
 - open/keep 2534 (time 1785885132.99 total 30.03 last 78.00)
 - open/keep 3328 (time 1785885142.99 total 40.03 last 79.37)
 - open/keep 4160 (time 1785885152.99 total 50.04 last 83.18)
 - open/keep 5068 (time 1785885163.00 total 60.05 last 90.73)
 - open/keep 6238 (time 1785885173.01 total 70.06 last 116.87)
 - open/keep 7352 (time 1785885183.02 total 80.06 last 111.37)
 - open/keep 8236 (time 1785885193.03 total 90.07 last 88.31)
 - open/keep 9280 (time 1785885203.03 total 100.07 last 104.38)
 - open/keep 10000 (time 1785885211.14 total 108.18 last 88.80)
 - open/keep 10780 (time 1785885221.14 total 118.18 last 77.98)
total: 10918 open/keep in 120.01 seconds: 90.98 ops/second
 - closed 2866 (time 1785885232.96 total 10.00 last -791.38)
 - closed 5882 (time 1785885242.97 total 20.00 last 301.50)
 - closed 8656 (time 1785885252.97 total 30.00 last 277.39)
 - closed 10000 (time 1785885258.87 total 35.90 last 227.78)
total: 10918 close in 38.51 seconds: 283.48 close/second
 - unlinked 0 (time 1785885265 ; total 0 ; last 0)
 - unlinked 10000 (time 1785885361 ; total 96 ; last 96)
unlink(/mnt/lustre/d51f.sanity/f10918) error: No such file or directory
total: 10918 unlinks in 106 seconds: 103.000000 unlinks/second