== sanity test 51f: check many open files limit ========== 13:20:10 (1788801610)
MDT0 numfree=533871, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1133 (time 1788801624.92 total 10.00 last 113.27)
 - open/keep 2330 (time 1788801634.93 total 20.01 last 119.61)
 - open/keep 3233 (time 1788801644.93 total 30.02 last 90.26)
 - open/keep 4161 (time 1788801654.94 total 40.02 last 92.75)
 - open/keep 5036 (time 1788801664.94 total 50.02 last 87.48)
 - open/keep 6019 (time 1788801674.94 total 60.02 last 98.29)
 - open/keep 7044 (time 1788801684.94 total 70.02 last 102.50)
 - open/keep 8124 (time 1788801694.95 total 80.03 last 107.89)
 - open/keep 9292 (time 1788801704.96 total 90.04 last 116.72)
 - open/keep 10000 (time 1788801711.28 total 96.37 last 111.95)
 - open/keep 11178 (time 1788801721.29 total 106.37 last 117.75)
 - open/keep 12259 (time 1788801731.29 total 116.37 last 108.07)
total: 12687 open/keep in 120.00 seconds: 105.72 ops/second
 - closed 1886 (time 1788801744.92 total 10.00 last -1037.28)
 - closed 3769 (time 1788801754.93 total 20.01 last 188.19)
 - closed 5783 (time 1788801764.93 total 30.01 last 201.32)
 - closed 7516 (time 1788801774.93 total 40.01 last 173.24)
 - closed 9107 (time 1788801784.96 total 50.04 last 158.69)
 - closed 10000 (time 1788801789.75 total 54.83 last 186.25)
 - closed 11931 (time 1788801799.76 total 64.84 last 193.04)
total: 12687 close in 69.46 seconds: 182.66 close/second
 - unlinked 0 (time 1788801809 ; total 0 ; last 0)
 - unlinked 10000 (time 1788801907 ; total 98 ; last 98)
unlink(/mnt/lustre/d51f.sanity/f12687) error: No such file or directory
total: 12687 unlinks in 122 seconds: 103.991806 unlinks/second