{"id":209300,"date":"2025-09-30T08:08:24","date_gmt":"2025-09-30T00:08:24","guid":{"rendered":"https:\/\/www.server.hk\/blog\/209300\/"},"modified":"2025-09-30T08:08:25","modified_gmt":"2025-09-30T00:08:25","slug":"vps-241","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/209300\/","title":{"rendered":"\u9999\u6e2fVPS + Varnish\uff1a\u8fb9\u7f18\u7f13\u5b58\u90e8\u7f72\u4e0e\u6027\u80fd\u52a0\u901f\u5b9e\u6218"},"content":{"rendered":"<p>\u5728\u5168\u7403\u7528\u6237\u5206\u5e03\u65e5\u76ca\u5206\u6563\u7684\u4eca\u5929\uff0c\u5982\u4f55\u628a\u9759\u6001\u4e0e\u534a\u9759\u6001\u5185\u5bb9\u5c3d\u53ef\u80fd\u9760\u8fd1\u7ec8\u7aef\u7528\u6237\uff0c\u662f\u63d0\u9ad8\u8bbf\u95ee\u901f\u5ea6\u4e0e\u51cf\u8f7b\u6e90\u7ad9\u538b\u529b\u7684\u5173\u952e\u3002\u5bf9\u4e8e\u9762\u5411\u9999\u6e2f\u53ca\u4e9a\u592a\u7528\u6237\u7684\u7ad9\u70b9\uff0c\u7ed3\u5408\u5728\u9999\u6e2f\u90e8\u7f72\u7684VPS\u4e0eVarnish\u8fb9\u7f18\u7f13\u5b58\uff0c\u53ef\u4ee5\u5728\u6210\u672c\u3001\u53ef\u63a7\u6027\u4e0e\u6027\u80fd\u4e4b\u95f4\u53d6\u5f97\u826f\u597d\u5e73\u8861\u3002\u672c\u6587\u5c06\u4ece\u539f\u7406\u51fa\u53d1\uff0c\u7ed3\u5408\u5b9e\u9645\u90e8\u7f72\u7ec6\u8282\u4e0e\u8c03\u4f18\u5efa\u8bae\uff0c\u5e2e\u52a9\u7ad9\u957f\u3001\u4f01\u4e1a\u4e0e\u5f00\u53d1\u8005\u5728\u9999\u6e2fVPS\u4e0a\u6784\u5efa\u9ad8\u6548\u7684\u8fb9\u7f18\u7f13\u5b58\u4f53\u7cfb\uff0c\u540c\u65f6\u5bf9\u6bd4\u7f8e\u56fdVPS\/\u7f8e\u56fd\u670d\u52a1\u5668\u7b49\u4e0d\u540c\u9009\u9879\u7684\u9002\u7528\u573a\u666f\uff0c\u7ed9\u51fa\u9009\u8d2d\u5efa\u8bae\u3002<\/p>\n<h2>\u8fb9\u7f18\u7f13\u5b58\u4e0eVarnish\u7684\u57fa\u672c\u539f\u7406<\/h2>\n<p>\u8fb9\u7f18\u7f13\u5b58\uff08Edge Caching\uff09\u6307\u7684\u662f\u5c06\u7f13\u5b58\u8282\u70b9\u5c3d\u91cf\u9760\u8fd1\u7528\u6237\u7aef\uff0c\u4ee5\u51cf\u5c11\u7f51\u7edc\u5f80\u8fd4\uff08RTT\uff09\u548c\u8de8\u6d0b\u94fe\u8def\u5ef6\u8fdf\u3002Varnish\u662f\u4e00\u6b3e\u9ad8\u6027\u80fd\u7684HTTP\u52a0\u901f\u5668\uff08reverse proxy\uff09\uff0c\u4e13\u4e3a\u7f13\u5b58\u52a8\u6001\u751f\u6210\u7684HTTP\u5185\u5bb9\u8bbe\u8ba1\uff0c\u64c5\u957f\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\uff0c\u63d0\u4f9b\u7075\u6d3b\u7684\u7f13\u5b58\u7b56\u7565\u3002<\/p>\n<h3>Varnish \u5de5\u4f5c\u6d41\u7a0b\u6982\u8ff0<\/h3>\n<p>\u5f53\u5ba2\u6237\u7aef\u53d1\u8d77\u8bf7\u6c42\u65f6\uff0cVarnish\u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406\u63a5\u6536\u8bf7\u6c42\u5e76\u6267\u884c\u4e00\u7cfb\u5217VCL\uff08Varnish Configuration 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String\u7b49\u81ea\u5b9a\u4e49\u7f13\u5b58\u903b\u8f91\u3002<\/li>\n<li><strong>\u591a\u540e\u7aef\u652f\u6301\uff1a<\/strong>\u53ef\u5bf9\u63a5\u591a\u4e2a\u6e90\u7ad9\uff0c\u652f\u6301\u5065\u5eb7\u68c0\u67e5\u4e0e\u8d1f\u8f7d\u5206\u914d\u3002<\/li>\n<li><strong>ESI\uff08Edge Side Includes\uff09\u652f\u6301\uff1a<\/strong>\u5206\u7247\u7f13\u5b58\u9875\u9762\uff0c\u52a8\u6001\u4e0e\u9759\u6001\u533a\u57df\u5206\u79bb\u3002<\/li>\n<li><strong>\u7f13\u5b58\u6e05\u7406\u673a\u5236\uff1a<\/strong>\u652f\u6301\u4e3b\u52a8purge\u6216ban\u7b56\u7565\uff0c\u4fbf\u4e8e\u7cbe\u7ec6\u5316\u7684\u5931\u6548\u63a7\u5236\u3002<\/li>\n<\/ul>\n<h2>\u5728\u9999\u6e2fVPS\u4e0a\u90e8\u7f72Varnish\u7684\u5b9e\u9645\u8003\u91cf<\/h2>\n<p>\u9009\u62e9\u5728\u9999\u6e2fVPS\u8282\u70b9\u90e8\u7f72Varnish\uff0c\u76f8\u8f83\u4e8e\u5728\u6d77\u5916\u8282\u70b9\uff08\u4f8b\u5982\u7f8e\u56fd\u670d\u52a1\u5668\uff09\u6709\u660e\u663e\u7684\u7f51\u7edc\u5ef6\u8fdf\u4f18\u52bf\uff0c\u7279\u522b\u662f\u9762\u5411\u6e2f\u6fb3\u53f0\u53ca\u4e1c\u5357\u4e9a\u7528\u6237\u65f6\u3002\u4ee5\u4e0b\u662f\u90e8\u7f72\u4e0e\u8c03\u4f18\u7684\u5173\u952e\u70b9\u3002<\/p>\n<h3>\u7f51\u7edc\u4e0e\u5ef6\u8fdf<\/h3>\n<p>\u7531\u4e8e\u7269\u7406\u8ddd\u79bb\u4e0e\u6d77\u5e95\u5149\u7f06\u4f20\u8f93\u7279\u6027\uff0c\u7528\u6237\u5230\u9999\u6e2f\u670d\u52a1\u5668\u7684RTT\u901a\u5e38\u4f4e\u4e8e\u5230\u7f8e\u56fdVPS\u6216\u7f8e\u56fd\u670d\u52a1\u5668\u7684RTT\u3002\u628aVarnish\u90e8\u7f72\u5728\u9999\u6e2fVPS\u80fd\u663e\u8457\u51cf\u5c11\u9996\u5b57\u8282\u65f6\u95f4\uff08TTFB\uff09\uff0c\u5c24\u5176\u662f\u9759\u6001\u8d44\u6e90\u3001API\u54cd\u5e94\u53ca\u9996\u5c4f\u5185\u5bb9\u3002\u56e0\u6b64\uff0c\u5982\u679c\u7528\u6237\u7fa4\u96c6\u4e2d\u5728\u4e9a\u592a\u533a\uff0c\u4f18\u5148\u9009\u62e9\u9999\u6e2f\u670d\u52a1\u5668\u4f1a\u5e26\u6765\u611f\u77e5\u901f\u5ea6\u63d0\u5347\u3002<\/p>\n<h3>\u8d44\u6e90\u914d\u7f6e\u5efa\u8bae<\/h3>\n<ul>\n<li>CPU\uff1a\u5bf9\u4e8e\u9ad8\u5e76\u53d1\u573a\u666f\uff0c\u5efa\u8bae\u9009\u62e9\u591a\u6838CPU\uff084\u6838\u53ca\u4ee5\u4e0a\uff09\u3002Varnish\u5bf9CPU\u8d44\u6e90\u654f\u611f\uff0c\u66f4\u591a\u6838\u5fc3\u6709\u52a9\u4e8e\u5904\u7406\u5e76\u53d1\u8fde\u63a5\u3002<\/li>\n<li>\u5185\u5b58\uff1aVarnish\u4ee5\u5185\u5b58\u5b58\u50a8\u5bf9\u8c61\uff0c\u5efa\u8bae\u81f3\u5c11\u5206\u914d8GB RAM\uff0c\u6d41\u91cf\u5927\u6216\u7f13\u5b58\u5bf9\u8c61\u591a\u65f6\u63d0\u9ad8\u81f316GB\u6216\u66f4\u9ad8\u3002<\/li>\n<li>\u78c1\u76d8\uff1a\u867d\u7136Varnish\u4e3b\u4f7f\u7528\u5185\u5b58\uff0c\u4f46\u4ecd\u5efa\u8bae\u4f7f\u7528SSD\u7528\u4e8e\u7cfb\u7edf\u3001\u65e5\u5fd7\u4e0e\u6301\u4e45\u5316\u5b58\u50a8\uff0c\u63d0\u5347I\/O\u6027\u80fd\u3002<\/li>\n<li>\u5e26\u5bbd\u4e0e\u7f51\u7edc\u8d28\u91cf\uff1a\u8bf7\u9009\u62e9\u63d0\u4f9b\u9ad8\u5e26\u5bbd\u4e0e\u4f18\u8d28\u51fa\u53e3\u7684\u9999\u6e2fVPS\u65b9\u6848\uff0c\u907f\u514d\u5e26\u5bbd\u74f6\u9888\u5bfc\u81f4\u7f13\u5b58\u547d\u4e2d\u540e\u7684\u4f20\u8f93\u53d8\u6162\u3002<\/li>\n<\/ul>\n<h3>\u67b6\u6784\u90e8\u7f72\u6a21\u5f0f<\/h3>\n<p>\u5e38\u89c1\u7684\u90e8\u7f72\u6a21\u5f0f\u5305\u62ec\u5355\u8282\u70b9Varnish\u4e0e\u591a\u8282\u70b9\u96c6\u7fa4\uff1a<\/p>\n<ul>\n<li>\u5355\u8282\u70b9\u9002\u7528\u4e8e\u4e2d\u5c0f\u6d41\u91cf\u7ad9\u70b9\uff0c\u6613\u4e8e\u914d\u7f6e\u7ef4\u62a4\u3002<\/li>\n<li>\u591a\u8282\u70b9\uff08\u5206\u5e03\u5f0f\u8fb9\u7f18\uff09\u9002\u5408\u9ad8\u53ef\u7528\u4e0e\u5168\u7403\u7528\u6237\uff0c\u914d\u5408DNS\u8f6e\u8be2\u6216\u4efb\u4f55cast\/Anycast\u65b9\u6848\u80fd\u8fdb\u4e00\u6b65\u964d\u4f4e\u5ef6\u8fdf\u3002<\/li>\n<\/ul>\n<p>\u5728\u591a\u8282\u70b9\u573a\u666f\u4e2d\uff0c\u53ef\u4ee5\u5728\u9999\u6e2f\u90e8\u7f72\u82e5\u5e72Varnish\u8282\u70b9\u4f5c\u4e3a\u533a\u57df\u8fb9\u7f18\uff0c\u518d\u628a\u6e90\u7ad9\u8bbe\u5728\u5185\u5730\u6216\u6d77\u5916\uff08\u4f8b\u5982\u7f8e\u56fdVPS\u505a\u4e3b\u7ad9\uff09\uff0c\u901a\u8fc7\u8d1f\u8f7d\u5747\u8861\u4e0e\u5065\u5eb7\u68c0\u67e5\u4fdd\u8bc1\u9ad8\u53ef\u7528\u3002<\/p>\n<h2>Varnish \u914d\u7f6e\u8981\u70b9\u4e0e\u8c03\u4f18\u6280\u5de7<\/h2>\n<p>\u4ee5\u4e0b\u4e3a\u5b9e\u8df5\u4e2d\u5e38\u7528\u4e14\u6709\u6548\u7684\u914d\u7f6e\u4e0e\u8c03\u4f18\u8981\u70b9\uff0c\u4fbf\u4e8e\u5728\u9999\u6e2fVPS\u73af\u5883\u4e2d\u53d1\u6325\u6700\u4f73\u6027\u80fd\u3002<\/p>\n<h3>\u5408\u7406\u8bbe\u7f6eTTL\u4e0e\u7f13\u5b58\u952e<\/h3>\n<p>\u6839\u636e\u5185\u5bb9\u7279\u6027\u533a\u5206\u4e0d\u540cTTL\u7b56\u7565\uff1a\u9759\u6001\u8d44\u6e90\uff08\u56fe\u7247\u3001CSS\u3001JS\uff09\u53ef\u8bbe\u7f6e\u8f83\u957fTTL\uff1b\u63a5\u53e3\u6216\u5b9e\u65f6\u6027\u8981\u6c42\u9ad8\u7684\u9875\u9762\u4f7f\u7528\u77edTTL\u6216\u4e0d\u7f13\u5b58\u3002\u540c\u65f6\u901a\u8fc7VCL\u5bf9\u7f13\u5b58\u952e\uff08\u5305\u62ecHost\u3001Path\u3001Query\uff09\u505a\u7cbe\u786e\u63a7\u5236\uff0c\u907f\u514d\u56e0Query 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