== sanity test 51f: check many open files limit ========== 20:49:09 (1789087749)
MDT0 numfree=     526200, max=100000
changed ulimit from 1024 to 100020
 - open/keep 917 (time 1789087764.79 total 10.01 last 91.60)
 - open/keep 1782 (time 1789087774.79 total 20.02 last 86.45)
 - open/keep 2784 (time 1789087784.80 total 30.02 last 100.12)
 - open/keep 3692 (time 1789087794.81 total 40.04 last 90.68)
 - open/keep 4508 (time 1789087804.82 total 50.05 last 81.53)
 - open/keep 5435 (time 1789087814.83 total 60.05 last 92.64)
 - open/keep 6275 (time 1789087824.83 total 70.05 last 83.98)
 - open/keep 7171 (time 1789087834.85 total 80.07 last 89.44)
 - open/keep 8067 (time 1789087844.87 total 90.09 last 89.46)
 - open/keep 8983 (time 1789087854.87 total 100.10 last 91.53)
 - open/keep 9887 (time 1789087864.87 total 110.10 last 90.39)
total: 10772 open/keep in 120.01 seconds: 89.76 ops/second
 - closed 1744 (time 1789087884.78 total 10.00 last -814.20)
 - closed 3425 (time 1789087894.78 total 20.00 last 168.09)
 - closed 5404 (time 1789087904.79 total 30.00 last 197.84)
 - closed 7134 (time 1789087914.79 total 40.01 last 172.95)
 - closed 8978 (time 1789087924.79 total 50.01 last 184.35)
 - closed 10000 (time 1789087930.30 total 55.52 last 185.62)
total: 10772 close in 60.03 seconds: 179.46 close/second
 - unlinked 0 (time 1789087939 ; total 0 ; last 0)
 - unlinked 10000 (time 1789088035 ; total 96 ; last 96)
unlink(/mnt/lustre/d51f.sanity/f10772) error: No such file or directory
total: 10772 unlinks in 103 seconds: 104.582527 unlinks/second