== sanity test 51f: check many open files limit ========== 10:07:04 (1784124424)
MDT0 numfree=     542278, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3050 (time 1784124436.22 total 10.00 last 304.94)
 - open/keep 6286 (time 1784124446.22 total 20.00 last 323.55)
 - open/keep 9237 (time 1784124456.22 total 30.01 last 295.04)
 - open/keep 10000 (time 1784124458.86 total 32.64 last 289.18)
 - open/keep 13172 (time 1784124468.86 total 42.64 last 317.20)
 - open/keep 15689 (time 1784124478.86 total 52.65 last 251.63)
 - open/keep 17093 (time 1784124488.87 total 62.66 last 140.26)
 - open/keep 18541 (time 1784124498.87 total 72.66 last 144.75)
 - open/keep 19818 (time 1784124508.88 total 82.67 last 127.59)
 - open/keep 21026 (time 1784124518.89 total 92.68 last 120.66)
 - open/keep 22454 (time 1784124528.90 total 102.68 last 142.75)
 - open/keep 24022 (time 1784124538.90 total 112.69 last 156.73)
total: 25179 open/keep in 120.00 seconds: 209.82 ops/second
 - closed 2905 (time 1784124556.22 total 10.00 last -2110.71)
 - closed 6118 (time 1784124566.23 total 20.01 last 321.20)
 - closed 9168 (time 1784124576.23 total 30.01 last 304.93)
 - closed 10000 (time 1784124579.23 total 33.01 last 277.43)
 - closed 13101 (time 1784124589.23 total 43.01 last 310.00)
 - closed 16316 (time 1784124599.23 total 53.01 last 321.41)
 - closed 19168 (time 1784124609.24 total 63.02 last 285.15)
 - closed 20000 (time 1784124611.99 total 65.77 last 301.66)
 - closed 22915 (time 1784124621.99 total 75.77 last 291.50)
total: 25179 close in 82.71 seconds: 304.41 close/second
 - unlinked 0 (time 1784124631 ; total 0 ; last 0)
 - unlinked 10000 (time 1784124680 ; total 49 ; last 49)
 - unlinked 20000 (time 1784124720 ; total 89 ; last 40)
unlink(/mnt/lustre/d51f.sanity/f25179) error: No such file or directory
total: 25179 unlinks in 114 seconds: 220.868423 unlinks/second