== sanity test 51f: check many open files limit ========== 18:32:56 (1789079576)
MDT0 numfree=     528892, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1068 (time 1789079590.71 total 10.01 last 106.74)
 - open/keep 2071 (time 1789079600.71 total 20.01 last 100.26)
 - open/keep 3121 (time 1789079610.71 total 30.01 last 105.00)
 - open/keep 4089 (time 1789079620.72 total 40.02 last 96.68)
 - open/keep 5123 (time 1789079630.73 total 50.02 last 103.39)
 - open/keep 6210 (time 1789079640.73 total 60.02 last 108.70)
 - open/keep 7188 (time 1789079650.73 total 70.03 last 97.77)
 - open/keep 8224 (time 1789079660.73 total 80.03 last 103.57)
 - open/keep 9226 (time 1789079670.74 total 90.03 last 100.14)
 - open/keep 10000 (time 1789079678.75 total 98.05 last 96.59)
 - open/keep 10943 (time 1789079688.75 total 108.05 last 94.30)
 - open/keep 11928 (time 1789079698.77 total 118.07 last 98.33)
total: 12098 open/keep in 120.01 seconds: 100.80 ops/second
 - closed 1800 (time 1789079710.72 total 10.00 last -1012.68)
 - closed 3622 (time 1789079720.73 total 20.01 last 182.02)
 - closed 5408 (time 1789079730.73 total 30.01 last 178.58)
 - closed 7279 (time 1789079740.73 total 40.02 last 187.02)
 - closed 9166 (time 1789079750.73 total 50.02 last 188.70)
 - closed 10000 (time 1789079755.59 total 54.87 last 171.66)
 - closed 11523 (time 1789079765.59 total 64.88 last 152.25)
total: 12098 close in 68.46 seconds: 176.72 close/second
 - unlinked 0 (time 1789079772 ; total 0 ; last 0)
 - unlinked 10000 (time 1789079869 ; total 97 ; last 97)
unlink(/mnt/lustre/d51f.sanity/f12098) error: No such file or directory
total: 12098 unlinks in 116 seconds: 104.293106 unlinks/second