== sanity test 51f: check many open files limit ========== 22:28:20 (1781231300)
MDT0 numfree=     535486, max=100000
changed ulimit from 1024 to 100020
 - open/keep 889 (time 1781231315.97 total 10.01 last 88.84)
 - open/keep 1900 (time 1781231325.97 total 20.01 last 101.07)
 - open/keep 2977 (time 1781231335.98 total 30.02 last 107.62)
 - open/keep 3940 (time 1781231345.98 total 40.02 last 96.30)
 - open/keep 4978 (time 1781231355.99 total 50.03 last 103.71)
 - open/keep 5961 (time 1781231365.99 total 60.03 last 98.26)
 - open/keep 7024 (time 1781231375.99 total 70.03 last 106.27)
 - open/keep 7987 (time 1781231386.00 total 80.04 last 96.23)
 - open/keep 9105 (time 1781231396.03 total 90.07 last 111.51)
 - open/keep 10000 (time 1781231403.49 total 97.53 last 119.88)
 - open/keep 11216 (time 1781231413.50 total 107.53 last 121.58)
 - open/keep 12255 (time 1781231423.50 total 117.53 last 103.89)
total: 12512 open/keep in 120.00 seconds: 104.26 ops/second
 - closed 1628 (time 1781231435.97 total 10.00 last -1062.31)
 - closed 3520 (time 1781231445.97 total 20.01 last 189.14)
 - closed 5386 (time 1781231455.97 total 30.01 last 186.58)
 - closed 7252 (time 1781231465.98 total 40.01 last 186.52)
 - closed 9144 (time 1781231475.98 total 50.02 last 189.15)
 - closed 10000 (time 1781231480.78 total 54.81 last 178.40)
 - closed 12099 (time 1781231490.78 total 64.81 last 209.87)
total: 12512 close in 66.87 seconds: 187.10 close/second
 - unlinked 0 (time 1781231497 ; total 0 ; last 0)
 - unlinked 10000 (time 1781231585 ; total 88 ; last 88)
unlink(/mnt/lustre/d51f.sanity/f12512) error: No such file or directory
total: 12512 unlinks in 111 seconds: 112.720718 unlinks/second