== sanity test 51f: check many open files limit ========== 07:33:31 (1787744011)
MDT0 numfree=     530941, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1362 (time 1787744025.82 total 10.01 last 136.10)
 - open/keep 2666 (time 1787744035.82 total 20.01 last 130.35)
 - open/keep 4011 (time 1787744045.84 total 30.03 last 134.29)
 - open/keep 5310 (time 1787744055.85 total 40.04 last 129.72)
 - open/keep 6612 (time 1787744065.85 total 50.04 last 130.16)
 - open/keep 7987 (time 1787744075.86 total 60.05 last 137.48)
 - open/keep 9339 (time 1787744085.86 total 70.05 last 135.19)
 - open/keep 10000 (time 1787744090.93 total 75.12 last 130.25)
 - open/keep 11053 (time 1787744100.94 total 85.13 last 105.25)
 - open/keep 12011 (time 1787744110.94 total 95.13 last 95.76)
 - open/keep 13219 (time 1787744120.95 total 105.14 last 120.71)
 - open/keep 14318 (time 1787744130.95 total 115.14 last 109.83)
total: 14870 open/keep in 120.00 seconds: 123.92 ops/second
 - closed 2272 (time 1787744145.81 total 10.00 last -1204.55)
 - closed 3934 (time 1787744155.82 total 20.01 last 166.11)
 - closed 5798 (time 1787744165.82 total 30.01 last 186.35)
 - closed 8007 (time 1787744175.83 total 40.02 last 220.70)
 - closed 9828 (time 1787744185.83 total 50.02 last 182.07)
 - closed 10000 (time 1787744186.91 total 51.10 last 159.76)
 - closed 11839 (time 1787744196.91 total 61.10 last 183.90)
 - closed 14054 (time 1787744206.91 total 71.10 last 221.49)
total: 14870 close in 74.15 seconds: 200.54 close/second
 - unlinked 0 (time 1787744214 ; total 0 ; last 0)
 - unlinked 10000 (time 1787744293 ; total 79 ; last 79)
unlink(/mnt/lustre/d51f.sanity/f14870) error: No such file or directory
total: 14870 unlinks in 125 seconds: 118.959999 unlinks/second