安装时,报错如下:20170402:05:33:08:012640 gpcheck:mdw:root-[ERROR]:-GPCHECK_ERROR host(mdw): XFS filesystem on device /dev/sda1 has 7 XFS mount options and 4 are expected20170402:05:33:08:012640 gp...
在tornado中使用websocket实现长轮询,打开页面控制台发现出现了“Failed to load resource: the server responded with a status of 400 (Bad Request)”,打开出现了Can "Upgrade" only to "WebSocket",请问高手...