== sanity test 51f: check many open files limit ========== 19:42:44 (1787701364)
MDT0 numfree=     530910, max=100000
changed ulimit from 1024 to 100020
 - open/keep 956 (time 1787701379.79 total 10.00 last 95.58)
 - open/keep 1989 (time 1787701389.80 total 20.01 last 103.27)
 - open/keep 3140 (time 1787701399.80 total 30.01 last 115.02)
 - open/keep 4120 (time 1787701409.81 total 40.02 last 97.95)
 - open/keep 5324 (time 1787701419.81 total 50.02 last 120.35)
 - open/keep 6346 (time 1787701429.82 total 60.03 last 102.13)
 - open/keep 7286 (time 1787701439.83 total 70.04 last 93.94)
 - open/keep 8364 (time 1787701449.83 total 80.04 last 107.71)
 - open/keep 9369 (time 1787701459.84 total 90.04 last 100.49)
 - open/keep 10000 (time 1787701465.68 total 95.89 last 107.94)
 - open/keep 11226 (time 1787701475.69 total 105.89 last 122.55)
 - open/keep 12389 (time 1787701485.69 total 115.90 last 116.20)
total: 12762 open/keep in 120.00 seconds: 106.35 ops/second
 - closed 1998 (time 1787701499.80 total 10.00 last -1039.06)
 - closed 3746 (time 1787701509.80 total 20.00 last 174.77)
 - closed 5897 (time 1787701519.80 total 30.00 last 215.04)
 - closed 7700 (time 1787701529.80 total 40.01 last 180.27)
 - closed 9644 (time 1787701539.81 total 50.01 last 194.32)
 - closed 10000 (time 1787701541.67 total 51.88 last 190.82)
 - closed 11900 (time 1787701551.67 total 61.88 last 189.94)
total: 12762 close in 65.80 seconds: 193.94 close/second
 - unlinked 0 (time 1787701560 ; total 0 ; last 0)
 - unlinked 10000 (time 1787701656 ; total 96 ; last 96)
unlink(/mnt/lustre/d51f.sanity/f12762) error: No such file or directory
total: 12762 unlinks in 119 seconds: 107.243698 unlinks/second