{"id":45138,"date":"2024-10-06T20:45:14","date_gmt":"2024-10-06T12:45:14","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45138\/"},"modified":"2024-10-06T20:45:14","modified_gmt":"2024-10-06T12:45:14","slug":"%e5%89%b5%e5%bb%ba-swap-%e5%88%86%e5%8d%80%e6%8f%90%e7%a4%ba%ef%bc%9aswapon-%e5%a4%b1%e6%95%97%ef%bc%9a%e7%84%a1%e6%95%88%e7%9a%84%e5%8f%83%e6%95%b8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45138\/","title":{"rendered":"\u5275\u5efa swap \u5206\u5340\u63d0\u793a\uff1aswapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578"},"content":{"rendered":"<h1 id=\"%e5%89%b5%e5%bb%ba-swap-%e5%88%86%e5%8d%80%e6%8f%90%e7%a4%ba%ef%bc%9aswapon-%e5%a4%b1%e6%95%97%ef%bc%9a%e7%84%a1%e6%95%88%e7%9a%84%e5%8f%83%e6%95%b8-duMYXVzgVk\">\u5275\u5efa Swap \u5206\u5340\u63d0\u793a\uff1aswapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578<\/h1>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0cSwap \u5206\u5340\u662f\u4e00\u500b\u91cd\u8981\u7684\u7d44\u4ef6\uff0c\u80fd\u5920\u5e6b\u52a9\u7cfb\u7d71\u5728\u7269\u7406\u5167\u5b58\u4e0d\u8db3\u6642\u9032\u884c\u5167\u5b58\u7ba1\u7406\u3002\u7576\u4f60\u5617\u8a66\u5275\u5efa\u6216\u555f\u7528 Swap \u5206\u5340\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u63d0\u793a\u300cswapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578\u300d\u3002\u9019\u7bc7\u6587\u7ae0\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u554f\u984c\u7684\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6848\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-swap-%e5%88%86%e5%8d%80%ef%bc%9f-duMYXVzgVk\">\u4ec0\u9ebc\u662f Swap \u5206\u5340\uff1f<\/h2>\n<p>Swap \u5206\u5340\u662f\u786c\u789f\u4e0a\u7684\u4e00\u90e8\u5206\uff0c\u7528\u65bc\u5b58\u5132\u4e0d\u6d3b\u8e8d\u7684\u5167\u5b58\u9801\u9762\u3002\u7576\u7cfb\u7d71\u7684 RAM \u4f7f\u7528\u91cf\u9054\u5230\u4e0a\u9650\u6642\uff0cLinux \u6703\u5c07\u4e00\u4e9b\u5167\u5b58\u9801\u9762\u79fb\u52d5\u5230 Swap \u5206\u5340\uff0c\u4ee5\u91cb\u653e RAM \u7d66\u6b63\u5728\u904b\u884c\u7684\u61c9\u7528\u7a0b\u5f0f\u3002\u9019\u6a23\u53ef\u4ee5\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\uff0c\u5c24\u5176\u662f\u5728\u9ad8\u8ca0\u8f09\u60c5\u6cc1\u4e0b\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e6%9c%83%e5%87%ba%e7%8f%be%e3%80%8cswapon-%e5%a4%b1%e6%95%97%ef%bc%9a%e7%84%a1%e6%95%88%e7%9a%84%e5%8f%83%e6%95%b8%e3%80%8d%ef%bc%9f-duMYXVzgVk\">\u70ba\u4ec0\u9ebc\u6703\u51fa\u73fe\u300cswapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578\u300d\uff1f<\/h2>\n<p>\u7576\u4f60\u5617\u8a66\u4f7f\u7528 <code>swapon<\/code> \u547d\u4ee4\u555f\u7528 Swap \u5206\u5340\u6642\uff0c\u51fa\u73fe\u300c\u7121\u6548\u7684\u53c3\u6578\u300d\u932f\u8aa4\uff0c\u901a\u5e38\u662f\u7531\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li><strong>Swap \u6587\u4ef6\u6216\u5206\u5340\u672a\u6b63\u78ba\u5275\u5efa\uff1a<\/strong>\u5982\u679c Swap \u6587\u4ef6\u6216\u5206\u5340\u672a\u6b63\u78ba\u8a2d\u7f6e\uff0c\u7cfb\u7d71\u5c07\u7121\u6cd5\u8b58\u5225\u5b83\u3002<\/li>\n<li><strong>\u6587\u4ef6\u7cfb\u7d71\u4e0d\u652f\u6301\uff1a<\/strong>\u67d0\u4e9b\u6587\u4ef6\u7cfb\u7d71\u53ef\u80fd\u4e0d\u652f\u6301 Swap \u529f\u80fd\uff0c\u9019\u6703\u5c0e\u81f4\u7121\u6548\u7684\u53c3\u6578\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6b0a\u9650\u554f\u984c\uff1a<\/strong>\u5982\u679c\u7576\u524d\u7528\u6236\u6c92\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u8a2a\u554f Swap \u6587\u4ef6\u6216\u5206\u5340\uff0c\u4e5f\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%89%b5%e5%bb%ba%e5%92%8c%e5%95%9f%e7%94%a8-swap-%e5%88%86%e5%8d%80-duMYXVzgVk\">\u5982\u4f55\u5275\u5efa\u548c\u555f\u7528 Swap \u5206\u5340<\/h2>\n<p>\u4ee5\u4e0b\u662f\u5275\u5efa\u548c\u555f\u7528 Swap \u5206\u5340\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%89%b5%e5%bb%ba-swap-%e6%96%87%e4%bb%b6-duMYXVzgVk\">1. \u5275\u5efa Swap \u6587\u4ef6<\/h3>\n<pre><code>sudo fallocate -l 1G \/swapfile<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u5275\u5efa\u4e00\u500b\u5927\u5c0f\u70ba 1GB \u7684 Swap \u6587\u4ef6\u3002\u5982\u679c\u4f60\u7684\u7cfb\u7d71\u9700\u8981\u66f4\u5927\u7684 Swap\uff0c\u53ef\u4ee5\u8abf\u6574\u5927\u5c0f\u3002<\/p>\n<h3 id=\"2-%e8%a8%ad%e7%bd%ae%e6%ad%a3%e7%a2%ba%e7%9a%84%e6%ac%8a%e9%99%90-duMYXVzgVk\">2. \u8a2d\u7f6e\u6b63\u78ba\u7684\u6b0a\u9650<\/h3>\n<pre><code>sudo chmod 600 \/swapfile<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u78ba\u4fdd\u53ea\u6709 root \u7528\u6236\u53ef\u4ee5\u8b80\u53d6\u548c\u5beb\u5165 Swap \u6587\u4ef6\u3002<\/p>\n<h3 id=\"3-%e5%b0%87%e6%96%87%e4%bb%b6%e8%a8%ad%e7%bd%ae%e7%82%ba-swap-%e7%a9%ba%e9%96%93-duMYXVzgVk\">3. \u5c07\u6587\u4ef6\u8a2d\u7f6e\u70ba Swap \u7a7a\u9593<\/h3>\n<pre><code>sudo mkswap \/swapfile<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u5c07\u6587\u4ef6\u683c\u5f0f\u5316\u70ba Swap \u7a7a\u9593\u3002<\/p>\n<h3 id=\"4-%e5%95%9f%e7%94%a8-swap-%e6%96%87%e4%bb%b6-duMYXVzgVk\">4. \u555f\u7528 Swap \u6587\u4ef6<\/h3>\n<pre><code>sudo swapon \/swapfile<\/code><\/pre>\n<p>\u5982\u679c\u4e00\u5207\u6b63\u5e38\uff0c\u9019\u689d\u547d\u4ee4\u61c9\u8a72\u4e0d\u6703\u8fd4\u56de\u932f\u8aa4\u3002\u5982\u679c\u4ecd\u7136\u51fa\u73fe\u300c\u7121\u6548\u7684\u53c3\u6578\u300d\u932f\u8aa4\uff0c\u8acb\u6aa2\u67e5\u524d\u9762\u7684\u6b65\u9a5f\u662f\u5426\u6b63\u78ba\u57f7\u884c\u3002<\/p>\n<h3 id=\"5-%e7%a2%ba%e8%aa%8d-swap-%e6%98%af%e5%90%a6%e5%95%9f%e7%94%a8-duMYXVzgVk\">5. \u78ba\u8a8d Swap \u662f\u5426\u555f\u7528<\/h3>\n<pre><code>sudo swapon --show<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u5c07\u986f\u793a\u7576\u524d\u555f\u7528\u7684 Swap \u5206\u5340\u6216\u6587\u4ef6\u3002\u5982\u679c\u4f60\u7684 Swap \u6587\u4ef6\u5df2\u6210\u529f\u555f\u7528\uff0c\u61c9\u8a72\u80fd\u5728\u8f38\u51fa\u4e2d\u770b\u5230\u5b83\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-duMYXVzgVk\">\u7e3d\u7d50<\/h2>\n<p>\u5275\u5efa\u548c\u555f\u7528 Swap \u5206\u5340\u662f Linux \u7cfb\u7d71\u7ba1\u7406\u4e2d\u7684\u4e00\u500b\u57fa\u672c\u4efb\u52d9\u3002\u9047\u5230\u300cswapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578\u300d\u932f\u8aa4\u6642\uff0c\u901a\u5e38\u662f\u7531\u65bc\u6587\u4ef6\u672a\u6b63\u78ba\u5275\u5efa\u3001\u6b0a\u9650\u554f\u984c\u6216\u6587\u4ef6\u7cfb\u7d71\u4e0d\u652f\u6301\u7b49\u539f\u56e0\u9020\u6210\u7684\u3002\u901a\u904e\u9075\u5faa\u4e0a\u8ff0\u6b65\u9a5f\uff0c\u4f60\u61c9\u8a72\u80fd\u5920\u6210\u529f\u5275\u5efa\u548c\u555f\u7528 Swap \u5206\u5340\uff0c\u5f9e\u800c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u7528\u6236\u3002\u7121\u8ad6\u662f\u500b\u4eba\u9805\u76ee\u9084\u662f\u5546\u696d\u61c9\u7528\uff0c\u6211\u5011\u7684 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u90fd\u80fd\u70ba\u4f60\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a &#8220;swapon \u5931\u6557\uff1a\u7121\u6548\u7684\u53c3\u6578&#8221; \u554f\u984c\uff0c\u5b78\u7fd2\u5982\u4f55\u6b63\u78ba\u5275\u5efa swap \u5206\u5340\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-45138","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45138","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=45138"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45138\/revisions"}],"predecessor-version":[{"id":45139,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45138\/revisions\/45139"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45138"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45138"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45138"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}