== sanity test 51f: check many open files limit ========== 00:09:12 (1787371752)
MDT0 numfree=     535217, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1172 (time 1787371766.57 total 10.01 last 117.10)
 - open/keep 2359 (time 1787371776.58 total 20.01 last 118.69)
 - open/keep 3453 (time 1787371786.59 total 30.02 last 109.29)
 - open/keep 4618 (time 1787371796.60 total 40.03 last 116.38)
 - open/keep 5785 (time 1787371806.60 total 50.03 last 116.69)
 - open/keep 6962 (time 1787371816.60 total 60.03 last 117.65)
 - open/keep 8105 (time 1787371826.61 total 70.04 last 114.22)
 - open/keep 9299 (time 1787371836.61 total 80.04 last 119.40)
 - open/keep 10000 (time 1787371843.07 total 86.50 last 108.51)
 - open/keep 11008 (time 1787371853.08 total 96.51 last 100.69)
 - open/keep 11940 (time 1787371863.10 total 106.53 last 93.04)
 - open/keep 13067 (time 1787371873.10 total 116.53 last 112.69)
total: 13447 open/keep in 120.00 seconds: 112.05 ops/second
 - closed 2040 (time 1787371886.57 total 10.00 last -1102.68)
 - closed 4070 (time 1787371896.57 total 20.00 last 202.95)
 - closed 5871 (time 1787371906.58 total 30.01 last 180.05)
 - closed 7847 (time 1787371916.58 total 40.01 last 197.51)
 - closed 10000 (time 1787371926.01 total 49.44 last 228.40)
 - closed 12009 (time 1787371936.02 total 59.44 last 200.75)
total: 13447 close in 65.93 seconds: 203.96 close/second
 - unlinked 0 (time 1787371947 ; total 0 ; last 0)
 - unlinked 10000 (time 1787372036 ; total 89 ; last 89)
unlink(/mnt/lustre/d51f.sanity/f13447) error: No such file or directory
total: 13447 unlinks in 118 seconds: 113.957626 unlinks/second