== sanity test 51f: check many open files limit ========== 23:05:17 (1789268717)
MDT0 numfree=531718, max=100000
changed ulimit from 1024 to 100020
 - open/keep 916 (time 1789268732.76 total 10.00 last 91.59)
 - open/keep 1835 (time 1789268742.76 total 20.01 last 91.84)
 - open/keep 2711 (time 1789268752.77 total 30.01 last 87.58)
 - open/keep 3484 (time 1789268762.77 total 40.02 last 77.26)
 - open/keep 4347 (time 1789268772.78 total 50.02 last 86.23)
 - open/keep 5114 (time 1789268782.79 total 60.04 last 76.58)
 - open/keep 6164 (time 1789268792.81 total 70.06 last 104.83)
 - open/keep 6983 (time 1789268802.82 total 80.06 last 81.85)
 - open/keep 8081 (time 1789268812.82 total 90.06 last 109.79)
 - open/keep 8934 (time 1789268822.82 total 100.07 last 85.24)
 - open/keep 9764 (time 1789268832.83 total 110.07 last 82.99)
 - open/keep 10000 (time 1789268835.59 total 112.83 last 85.43)
total: 10663 open/keep in 120.00 seconds: 88.86 ops/second
 - closed 1611 (time 1789268852.77 total 10.01 last -837.98)
 - closed 3346 (time 1789268862.77 total 20.01 last 173.43)
 - closed 5069 (time 1789268872.78 total 30.03 last 172.10)
 - closed 6569 (time 1789268882.78 total 40.03 last 149.99)
 - closed 8440 (time 1789268892.79 total 50.03 last 187.04)
 - closed 10000 (time 1789268901.36 total 58.61 last 181.90)
total: 10663 close in 61.59 seconds: 173.13 close/second
 - unlinked 0 (time 1789268908 ; total 0 ; last 0)
 - unlinked 10000 (time 1789268995 ; total 87 ; last 87)
unlink(/mnt/lustre/d51f.sanity/f10663) error: No such file or directory
total: 10663 unlinks in 91 seconds: 117.175827 unlinks/second