在访问VCSA间突然卡死，无法刷新，但是能ping通VCSA，过了好会儿，刷新浏览器，显示如下错误:
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503 Service Unavailable (Failed to connect to endpoint: [N7Vmacore4Http20NamedPipeServiceSpecE:0x0000558181b429e0] _serverNamespace = / action = Allow _pipeName =/var/run/vmware/vpxd-webserver-pipe)
正在找解决方法的时候，突然不报这个错误了，又报一个同类的错误，错误如下:
503 Service Unavailable (Failed to connect to endpoint: [N7Vmacore4Http16LocalServiceSpecE:0x00007fbd38074bd0] _serverNamespace = /vsphere-client action = Allow _port = 9090)
解决方法:
使用SSH登陆VCSA查看并解决问题。
VMware vCenter Server Appliance 6.5.0.14000
Type: vCenter Server with an embedded Platform Services Controller
Connected to service
* List APIs: "help api list"
* List Plugins: "help pi list"
* Launch BASH: "shell"Command> shell ####使用shell进行连接Shell access is granted to root
root@photon-machine [ ~ ]# root@photon-machine [ ~ ]# service-control --help ####查看VMware services帮助
root@photon-machine [ ~ ]# root@photon-machine [ ~ ]# service-control --list-services ####列出所有可控VMware服务
root@photon-machine [ ~ ]# root@photon-machine [ ~ ]# service-control --status vsphere-client ####查看VMware services运行状态Stopped:
vsphere-client
root@photon-machine [ ~ ]# service-control --start vsphere-client ####启动vsphere-client
Perform start operation. vmon_profile=None, svc_names=['vsphere-client'],
include_coreossvcs=False, include_leafossvcs=False
2018-03-17T16:19:28.015Z Service vsphere-client state STOPPED
Successfully started service vsphere-client
root@photon-machine [ ~ ]# service-control --status vsphere-clientRunning:
vsphere-client
vmware-vpxd vmware-eam vmware-invsvc
本机IP需要打通到宿主机EXSI管理IP和Vcenter管理IP所需端口
分享名称：VCSA6.5无法访问，报错“503ServiceUnavailable”的解决方法
标题URL：
http://cdkjz.cn/article/pdpogi.html
