== sanity test 51f: check many open files limit ========== 17:56:55 (1789682215)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
MDT1 numfree=1021959, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1718 (time 1789682228.54 total 10.01 last 171.65)
 - open/keep 3517 (time 1789682238.54 total 20.01 last 179.84)
 - open/keep 5244 (time 1789682248.54 total 30.01 last 172.66)
 - open/keep 6802 (time 1789682258.55 total 40.02 last 155.75)
 - open/keep 8411 (time 1789682268.55 total 50.02 last 160.89)
 - open/keep 9946 (time 1789682278.55 total 60.02 last 153.50)
 - open/keep 11652 (time 1789682288.55 total 70.02 last 170.54)
 - open/keep 13461 (time 1789682298.56 total 80.03 last 180.84)
 - open/keep 15102 (time 1789682308.56 total 90.03 last 163.95)
 - open/keep 16862 (time 1789682318.57 total 100.04 last 175.99)
 - open/keep 18554 (time 1789682328.57 total 110.04 last 169.09)
 - open/keep 20000 (time 1789682337.49 total 118.96 last 162.07)
total: 20199 open/keep in 120.00 seconds: 168.32 ops/second
 - closed 2969 (time 1789682348.53 total 10.00 last -1702.82)
 - closed 5725 (time 1789682358.54 total 20.00 last 275.53)
 - closed 8214 (time 1789682368.54 total 30.01 last 248.87)
 - closed 10000 (time 1789682375.59 total 37.06 last 253.05)
 - closed 12846 (time 1789682385.60 total 47.07 last 284.40)
 - closed 15569 (time 1789682395.60 total 57.07 last 272.25)
 - closed 18850 (time 1789682405.61 total 67.07 last 328.04)
 - closed 20000 (time 1789682409.59 total 71.06 last 288.76)
total: 20199 close in 72.14 seconds: 280.00 close/second
 - unlinked 0 (time 1789682413 ; total 0 ; last 0)
 - unlinked 10000 (time 1789682467 ; total 54 ; last 54)
 - unlinked 20000 (time 1789682513 ; total 100 ; last 46)
unlink(/mnt/lustre/d51f.sanity/f20199) error: No such file or directory
total: 20199 unlinks in 101 seconds: 199.990097 unlinks/second