== sanity test 51f: check many open files limit ========== 10:57:11 (1788533831)
MDT0 numfree=529999, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1011 (time 1788533847.44 total 10.01 last 101.04)
 - open/keep 1961 (time 1788533857.44 total 20.01 last 94.96)
 - open/keep 2980 (time 1788533867.44 total 30.01 last 101.90)
 - open/keep 4038 (time 1788533877.44 total 40.01 last 105.75)
 - open/keep 5104 (time 1788533887.45 total 50.02 last 106.57)
 - open/keep 6166 (time 1788533897.46 total 60.03 last 106.05)
 - open/keep 7117 (time 1788533907.47 total 70.04 last 94.97)
 - open/keep 8084 (time 1788533917.48 total 80.05 last 96.64)
 - open/keep 9245 (time 1788533927.49 total 90.06 last 116.04)
 - open/keep 10000 (time 1788533934.80 total 97.37 last 103.22)
 - open/keep 10906 (time 1788533944.80 total 107.37 last 90.60)
 - open/keep 11700 (time 1788533954.80 total 117.37 last 79.38)
total: 11907 open/keep in 120.00 seconds: 99.22 ops/second
 - closed 1525 (time 1788533967.44 total 10.00 last -1017.09)
 - closed 3324 (time 1788533977.44 total 20.01 last 179.83)
 - closed 5259 (time 1788533987.44 total 30.01 last 193.50)
 - closed 7226 (time 1788533997.44 total 40.01 last 196.67)
 - closed 9090 (time 1788534007.45 total 50.01 last 186.34)
 - closed 10000 (time 1788534012.63 total 55.20 last 175.57)
 - closed 11702 (time 1788534022.63 total 65.20 last 170.10)
total: 11907 close in 66.40 seconds: 179.31 close/second
 - unlinked 0 (time 1788534029 ; total 0 ; last 0)
 - unlinked 10000 (time 1788534133 ; total 104 ; last 104)
unlink(/mnt/lustre/d51f.sanity/f11907) error: No such file or directory
total: 11907 unlinks in 125 seconds: 95.255997 unlinks/second