== sanity test 51f: check many open files limit ========== 08:54:27 (1790945667)
MDT0 numfree=545437, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1214 (time 1790945681.52 total 10.00 last 121.35)
 - open/keep 2505 (time 1790945691.52 total 20.01 last 129.04)
 - open/keep 3755 (time 1790945701.53 total 30.01 last 124.93)
 - open/keep 5035 (time 1790945711.53 total 40.02 last 127.99)
 - open/keep 6345 (time 1790945721.54 total 50.02 last 130.91)
 - open/keep 7711 (time 1790945731.54 total 60.02 last 136.58)
 - open/keep 9085 (time 1790945741.54 total 70.02 last 137.39)
 - open/keep 10000 (time 1790945748.17 total 76.65 last 138.11)
 - open/keep 11463 (time 1790945758.17 total 86.65 last 146.25)
 - open/keep 12760 (time 1790945768.17 total 96.65 last 129.68)
 - open/keep 14099 (time 1790945778.17 total 106.66 last 133.85)
 - open/keep 15412 (time 1790945788.18 total 116.66 last 131.25)
total: 15913 open/keep in 120.00 seconds: 132.60 ops/second
 - closed 2438 (time 1790945801.52 total 10.00 last -1297.05)
 - closed 4841 (time 1790945811.52 total 20.01 last 240.24)
 - closed 6720 (time 1790945821.53 total 30.01 last 187.80)
 - closed 8910 (time 1790945831.53 total 40.01 last 218.94)
 - closed 10000 (time 1790945836.22 total 44.70 last 232.35)
 - closed 12187 (time 1790945846.22 total 54.70 last 218.70)
 - closed 14302 (time 1790945856.23 total 64.71 last 211.43)
total: 15913 close in 72.11 seconds: 220.68 close/second
 - unlinked 0 (time 1790945867 ; total 0 ; last 0)
 - unlinked 10000 (time 1790945942 ; total 75 ; last 75)
unlink(/mnt/lustre/d51f.sanity/f15913) error: No such file or directory
total: 15913 unlinks in 123 seconds: 129.373978 unlinks/second