脚本宝典收集整理的这篇文章主要介绍了php – Openshift,503服务不可用.没有服务器可用于处理此请求，脚本宝典觉得挺不错的，现在分享给大家，也给大家做个参考。
今天,我回来参观了它,它说：
要检查代理状态,我已访问此链接http://myapp-mydomain.rhcloud.com/haproxy-status,在那里我看到：
好像DOWN.
使用rhc tail检查日志我看到这一行：
==> app-root/LOGs/haProxy.log <== [ALERT] 077/194638 (138628) : PRoxy 'exPress' has no server available! [WARNING] 086/161237 (138628) : Server express/local-gear is DOWN for maintenance. [WARNING] 086/161239 (33522) : config : log format ignored for proxy 'stats' since IT has no log address. [WARNING] 086/161239 (33522) : config : log format ignored for proxy 'express' since it has no log address. [WARNING] 086/161239 (33522) : Server express/local-gear is DOWN,reason: Layer7 wrong status,code: 500,info: "HTTP status check returned code <3C>500<3E>",check duration: 65ms. 0 active and 0 backup servers left. 0 sessions active,0 requeued,0 remaining in queue. [ALERT] 086/161239 (33522) : proxy 'express' has no server available! [WARNING] 086/161240 (33522) : Server express/local-gear is DOWN for maintenance. [WARNING] 086/161323 (33522) : Server express/local-gear is UP (leaving maintenance). [WARNING] 086/161325 (33522) : Server express/local-gear is DOWN,check duration: 237ms. 0 active and 0 backup servers left. 0 sessions active,0 remaining in queue. [ALERT] 086/161325 (33522) : proxy 'express' has no server available!
我也尝试使用Openshift“重启”按钮重启应用程序,但它没有用.
提前致谢
如果您想确保应用的正常运行时间,请使用付费装备.
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