{"id":45374,"date":"2024-10-06T22:54:16","date_gmt":"2024-10-06T14:54:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/45374\/"},"modified":"2024-10-06T22:54:16","modified_gmt":"2024-10-06T14:54:16","slug":"%e4%bf%ae%e5%be%a9-linux-%e9%8c%af%e8%aa%a4-%e7%84%a1%e6%b3%95%e5%88%86%e9%85%8d%e5%85%a7%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/45374\/","title":{"rendered":"\u4fee\u5fa9 Linux \u932f\u8aa4 &#8211; \u7121\u6cd5\u5206\u914d\u5167\u5b58"},"content":{"rendered":"<h1 id=\"%e4%bf%ae%e5%be%a9-linux-%e9%8c%af%e8%aa%a4-%e7%84%a1%e6%b3%95%e5%88%86%e9%85%8d%e5%85%a7%e5%ad%98-vprSkQNpuf\">\u4fee\u5fa9 Linux \u932f\u8aa4 &#8211; \u7121\u6cd5\u5206\u914d\u5167\u5b58<\/h1>\n<p>\u5728\u4f7f\u7528 Linux \u7cfb\u7d71\u6642\uff0c\u9047\u5230\u201c\u7121\u6cd5\u5206\u914d\u5167\u5b58\u201d\u7684\u932f\u8aa4\u662f\u76f8\u5c0d\u5e38\u898b\u7684\u554f\u984c\u3002\u9019\u901a\u5e38\u8868\u793a\u7cfb\u7d71\u5728\u5617\u8a66\u5206\u914d\u5167\u5b58\u6642\u9047\u5230\u4e86\u56f0\u96e3\uff0c\u53ef\u80fd\u662f\u56e0\u70ba\u5167\u5b58\u4e0d\u8db3\u6216\u5176\u4ed6\u914d\u7f6e\u554f\u984c\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6b64\u554f\u984c\u7684\u539f\u56e0\u53ca\u5176\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u7528\u6236\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e7%84%a1%e6%b3%95%e5%88%86%e9%85%8d%e5%85%a7%e5%ad%98%e7%9a%84%e5%8e%9f%e5%9b%a0-vprSkQNpuf\">\u7121\u6cd5\u5206\u914d\u5167\u5b58\u7684\u539f\u56e0<\/h2>\n<p>\u7121\u6cd5\u5206\u914d\u5167\u5b58\u7684\u932f\u8aa4\u53ef\u80fd\u7531\u591a\u7a2e\u539f\u56e0\u5f15\u8d77\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li><strong>\u5167\u5b58\u4e0d\u8db3\uff1a<\/strong>\u7576\u7cfb\u7d71\u7684\u7269\u7406\u5167\u5b58\u548c\u4ea4\u63db\u7a7a\u9593\u90fd\u88ab\u5360\u7528\u6642\uff0c\u5c07\u7121\u6cd5\u518d\u5206\u914d\u65b0\u7684\u5167\u5b58\u3002<\/li>\n<li><strong>\u5167\u5b58\u6d29\u6f0f\uff1a<\/strong>\u67d0\u4e9b\u61c9\u7528\u7a0b\u5e8f\u53ef\u80fd\u5b58\u5728\u5167\u5b58\u6d29\u6f0f\u7684\u554f\u984c\uff0c\u5c0e\u81f4\u5b83\u5011\u6301\u7e8c\u4f54\u7528\u5167\u5b58\u800c\u4e0d\u91cb\u653e\u3002<\/li>\n<li><strong>\u7cfb\u7d71\u914d\u7f6e\u554f\u984c\uff1a<\/strong>\u67d0\u4e9b\u7cfb\u7d71\u53c3\u6578\u53ef\u80fd\u672a\u6b63\u78ba\u914d\u7f6e\uff0c\u5c0e\u81f4\u5167\u5b58\u5206\u914d\u5931\u6557\u3002<\/li>\n<li><strong>\u904e\u591a\u7684\u9032\u7a0b\uff1a<\/strong>\u5982\u679c\u7cfb\u7d71\u540c\u6642\u904b\u884c\u904e\u591a\u7684\u9032\u7a0b\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u5167\u5b58\u8cc7\u6e90\u8017\u76e1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e7%b3%bb%e7%b5%b1%e5%85%a7%e5%ad%98%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-vprSkQNpuf\">\u6aa2\u67e5\u7cfb\u7d71\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1<\/h2>\n<p>\u5728\u89e3\u6c7a\u554f\u984c\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u6aa2\u67e5\u7cfb\u7d71\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u67e5\u770b\u5167\u5b58\u7684\u4f7f\u7528\u72c0\u6cc1\uff1a<\/p>\n<pre><code>free -h<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u986f\u793a\u7cfb\u7d71\u7684\u7e3d\u5167\u5b58\u3001\u5df2\u7528\u5167\u5b58\u3001\u53ef\u7528\u5167\u5b58\u548c\u4ea4\u63db\u7a7a\u9593\u7684\u4f7f\u7528\u60c5\u6cc1\u3002\u6839\u64da\u8f38\u51fa\u7684\u7d50\u679c\uff0c\u53ef\u4ee5\u5224\u65b7\u662f\u5426\u771f\u7684\u5b58\u5728\u5167\u5b58\u4e0d\u8db3\u7684\u60c5\u6cc1\u3002<\/p>\n<h2 id=\"%e9%87%8b%e6%94%be%e5%85%a7%e5%ad%98%e7%9a%84%e6%96%b9%e6%b3%95-vprSkQNpuf\">\u91cb\u653e\u5167\u5b58\u7684\u65b9\u6cd5<\/h2>\n<p>\u5982\u679c\u767c\u73fe\u5167\u5b58\u4f7f\u7528\u7387\u904e\u9ad8\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\u4f86\u91cb\u653e\u5167\u5b58\uff1a<\/p>\n<ul>\n<li><strong>\u95dc\u9589\u4e0d\u5fc5\u8981\u7684\u9032\u7a0b\uff1a<\/strong>\u4f7f\u7528 <code>top<\/code> \u6216 <code>htop<\/code> \u547d\u4ee4\u67e5\u770b\u7576\u524d\u904b\u884c\u7684\u9032\u7a0b\uff0c\u4e26\u95dc\u9589\u90a3\u4e9b\u4e0d\u5fc5\u8981\u7684\u9032\u7a0b\u3002<\/li>\n<li><strong>\u91cd\u555f\u670d\u52d9\uff1a<\/strong>\u67d0\u4e9b\u670d\u52d9\u53ef\u80fd\u6703\u4f54\u7528\u904e\u591a\u5167\u5b58\uff0c\u91cd\u555f\u9019\u4e9b\u670d\u52d9\u53ef\u4ee5\u91cb\u653e\u5167\u5b58\u3002<\/li>\n<li><strong>\u589e\u52a0\u4ea4\u63db\u7a7a\u9593\uff1a<\/strong>\u5982\u679c\u7269\u7406\u5167\u5b58\u4e0d\u8db3\uff0c\u53ef\u4ee5\u8003\u616e\u589e\u52a0\u4ea4\u63db\u7a7a\u9593\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u4e00\u500b\u65b0\u7684\u4ea4\u63db\u6587\u4ef6\uff1a<\/strong><\/li>\n<\/ul>\n<pre><code>sudo fallocate -l 1G \/swapfile\nsudo chmod 600 \/swapfile\nsudo mkswap \/swapfile\nsudo swapon \/swapfile<\/code><\/pre>\n<p>\u9019\u5c07\u5275\u5efa\u4e00\u500b 1GB \u7684\u4ea4\u63db\u6587\u4ef6\u4e26\u555f\u7528\u5b83\u3002\u53ef\u4ee5\u6839\u64da\u9700\u8981\u8abf\u6574\u5927\u5c0f\u3002<\/p>\n<h2 id=\"%e6%aa%a2%e6%9f%a5%e5%85%a7%e5%ad%98%e6%b4%a9%e6%bc%8f-vprSkQNpuf\">\u6aa2\u67e5\u5167\u5b58\u6d29\u6f0f<\/h2>\n<p>\u5982\u679c\u61f7\u7591\u67d0\u500b\u61c9\u7528\u7a0b\u5e8f\u5b58\u5728\u5167\u5b58\u6d29\u6f0f\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>valgrind<\/code> \u5de5\u5177\u4f86\u6aa2\u67e5\u3002\u5b89\u88dd <code>valgrind<\/code> \u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u904b\u884c\u61c9\u7528\u7a0b\u5e8f\uff1a<\/p>\n<pre><code>valgrind --leak-check=full .\/your_application<\/code><\/pre>\n<p>\u9019\u5c07\u986f\u793a\u61c9\u7528\u7a0b\u5e8f\u7684\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\uff0c\u4e26\u6307\u51fa\u662f\u5426\u5b58\u5728\u5167\u5b58\u6d29\u6f0f\u3002<\/p>\n<h2 id=\"%e8%aa%bf%e6%95%b4%e7%b3%bb%e7%b5%b1%e5%8f%83%e6%95%b8-vprSkQNpuf\">\u8abf\u6574\u7cfb\u7d71\u53c3\u6578<\/h2>\n<p>\u6709\u6642\u5019\uff0c\u8abf\u6574\u7cfb\u7d71\u7684\u5167\u6838\u53c3\u6578\u4e5f\u80fd\u89e3\u6c7a\u5167\u5b58\u5206\u914d\u554f\u984c\u3002\u53ef\u4ee5\u7de8\u8f2f <code>\/etc\/sysctl.conf<\/code> \u6587\u4ef6\uff0c\u589e\u52a0\u6216\u4fee\u6539\u4ee5\u4e0b\u53c3\u6578\uff1a<\/p>\n<pre><code>vm.swappiness=10<\/code><\/pre>\n<p>\u9019\u500b\u53c3\u6578\u63a7\u5236\u7cfb\u7d71\u4f7f\u7528\u4ea4\u63db\u7a7a\u9593\u7684\u983b\u7387\uff0c\u6578\u503c\u8d8a\u4f4e\uff0c\u7cfb\u7d71\u8d8a\u50be\u5411\u65bc\u4f7f\u7528\u7269\u7406\u5167\u5b58\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-vprSkQNpuf\">\u7e3d\u7d50<\/h2>\n<p>\u7121\u6cd5\u5206\u914d\u5167\u5b58\u7684\u932f\u8aa4\u5728 Linux \u7cfb\u7d71\u4e2d\u4e26\u4e0d\u7f55\u898b\uff0c\u4e86\u89e3\u5176\u539f\u56e0\u53ca\u89e3\u6c7a\u65b9\u6cd5\u5c0d\u65bc\u7dad\u6301\u7cfb\u7d71\u7a69\u5b9a\u6027\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u6aa2\u67e5\u5167\u5b58\u4f7f\u7528\u60c5\u6cc1\u3001\u91cb\u653e\u5167\u5b58\u3001\u6aa2\u67e5\u5167\u5b58\u6d29\u6f0f\u4ee5\u53ca\u8abf\u6574\u7cfb\u7d71\u53c3\u6578\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u6b64\u554f\u984c\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u63d0\u4f9b\u66f4\u7a69\u5b9a\u7684\u904b\u884c\u74b0\u5883\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4fee\u5fa9 Linux \u932f\u8aa4\uff1a\u7121\u6cd5\u5206\u914d\u5167\u5b58\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u5feb\u901f\u6062\u5fa9\u7cfb\u7d71\u6027\u80fd\uff0c\u63d0\u5347\u7a69\u5b9a\u6027\u8207\u6548\u7387\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-45374","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45374","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=45374"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45374\/revisions"}],"predecessor-version":[{"id":45375,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/45374\/revisions\/45375"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=45374"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=45374"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=45374"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}