== sanity test 51f: check many open files limit ========== 10:39:51 (1790951991)
MDT0 numfree=541533, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1183 (time 1790952006.22 total 10.01 last 118.23)
 - open/keep 2213 (time 1790952016.23 total 20.02 last 102.90)
 - open/keep 3192 (time 1790952026.23 total 30.02 last 97.85)
 - open/keep 4141 (time 1790952036.24 total 40.03 last 94.85)
 - open/keep 5124 (time 1790952046.24 total 50.03 last 98.25)
 - open/keep 5892 (time 1790952056.25 total 60.03 last 76.78)
 - open/keep 6680 (time 1790952066.25 total 70.04 last 78.76)
 - open/keep 7714 (time 1790952076.25 total 80.04 last 103.37)
 - open/keep 8623 (time 1790952086.26 total 90.05 last 90.86)
 - open/keep 9631 (time 1790952096.26 total 100.05 last 100.79)
 - open/keep 10000 (time 1790952099.15 total 102.94 last 127.46)
 - open/keep 11256 (time 1790952109.17 total 112.95 last 125.44)
total: 11942 open/keep in 120.00 seconds: 99.51 ops/second
 - closed 1770 (time 1790952126.22 total 10.00 last -948.24)
 - closed 3587 (time 1790952136.22 total 20.00 last 181.68)
 - closed 5403 (time 1790952146.23 total 30.01 last 181.47)
 - closed 7050 (time 1790952156.23 total 40.02 last 164.61)
 - closed 8322 (time 1790952166.23 total 50.02 last 127.19)
 - closed 9503 (time 1790952176.23 total 60.02 last 118.10)
 - closed 10000 (time 1790952179.52 total 63.31 last 151.12)
 - closed 11940 (time 1790952189.53 total 73.31 last 193.89)
total: 11942 close in 73.32 seconds: 162.88 close/second
 - unlinked 0 (time 1790952194 ; total 0 ; last 0)
 - unlinked 10000 (time 1790952282 ; total 88 ; last 88)
unlink(/mnt/lustre/d51f.sanity/f11942) error: No such file or directory
total: 11942 unlinks in 106 seconds: 112.660378 unlinks/second