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CloudFoundry组件Job无法解析机器Address

【问题现象】cf组件ccng启动失败,提示如下信息:
———— STARTING cloud_controller_ng_ctl at Thu Sep 11 07:33:05 UTC 2014 ————–
restart: Unknown instance:
mount.nfs: DNS resolution failed for 0.nfs-server.default.cf-180.microbosh: Name or service not known

【问题原因】
cf组件Job虚拟机是从MicroBosh的powerdns里解析其他组件所在机器地址,从/etc/resolv.conf中可以看到nameserver指向MicroBosh所在虚拟机器。但是虚拟机没有从PowerDNS获取机器IP,分析原因是MicroBosh防火墙设置,开放DNS端口53,TCP/UDP协议

CloudFoundry组件Job无法解析机器Address