== sanity test 51f: check many open files limit ========== 13:14:55 (1790788495)
MDT0 numfree=1022900, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1431 (time 1790788509.92 total 10.00 last 143.09)
 - open/keep 2962 (time 1790788519.93 total 20.00 last 153.04)
 - open/keep 4536 (time 1790788529.93 total 30.00 last 157.40)
 - open/keep 6056 (time 1790788539.93 total 40.01 last 151.96)
 - open/keep 7581 (time 1790788549.94 total 50.01 last 152.40)
 - open/keep 9025 (time 1790788559.95 total 60.02 last 144.26)
 - open/keep 10000 (time 1790788566.95 total 67.03 last 139.23)
 - open/keep 11383 (time 1790788576.96 total 77.03 last 138.23)
 - open/keep 12734 (time 1790788586.96 total 87.04 last 134.99)
 - open/keep 14262 (time 1790788596.97 total 97.05 last 152.72)
 - open/keep 15888 (time 1790788606.97 total 107.05 last 162.55)
 - open/keep 17312 (time 1790788616.97 total 117.05 last 142.38)
total: 17826 open/keep in 120.01 seconds: 148.54 ops/second
 - closed 2761 (time 1790788629.94 total 10.00 last -1455.05)
 - closed 5806 (time 1790788639.94 total 20.00 last 304.37)
 - closed 8878 (time 1790788649.94 total 30.01 last 307.15)
 - closed 10000 (time 1790788654.14 total 34.21 last 267.21)
 - closed 12677 (time 1790788664.14 total 44.21 last 267.70)
 - closed 15201 (time 1790788674.14 total 54.21 last 252.33)
 - closed 17743 (time 1790788684.15 total 64.21 last 254.15)
total: 17826 close in 64.49 seconds: 276.41 close/second
 - unlinked 0 (time 1790788688 ; total 0 ; last 0)
 - unlinked 10000 (time 1790788748 ; total 60 ; last 60)
unlink(/mnt/lustre/d51f.sanity/f17826) error: No such file or directory
total: 17826 unlinks in 111 seconds: 160.594589 unlinks/second