{"id":44434,"date":"2024-10-06T15:35:15","date_gmt":"2024-10-06T07:35:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/44434\/"},"modified":"2024-10-06T15:35:15","modified_gmt":"2024-10-06T07:35:15","slug":"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bf%9d%e8%ad%b7%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/44434\/","title":{"rendered":"Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u4fdd\u8b77\u5171\u4eab\u5167\u5b58"},"content":{"rendered":"<h1 id=\"linux-%e4%bc%ba%e6%9c%8d%e5%99%a8%e5%ae%89%e5%85%a8%e7%ad%96%e7%95%a5%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bf%9d%e8%ad%b7%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98-tGINTgHCPg\">Linux \u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\u6280\u5de7\uff1a\u4fdd\u8b77\u5171\u4eab\u5167\u5b58<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u4f4d\u6642\u4ee3\uff0c\u4f3a\u670d\u5668\u5b89\u5168\u6027\u6210\u70ba\u4e86\u4f01\u696d\u904b\u71df\u7684\u91cd\u4e2d\u4e4b\u91cd\u3002\u7279\u5225\u662f\u5728\u4f7f\u7528 Linux \u7cfb\u7d71\u7684\u4f3a\u670d\u5668\u4e0a\uff0c\u4fdd\u8b77\u5171\u4eab\u5167\u5b58\u662f\u4e00\u9805\u91cd\u8981\u7684\u5b89\u5168\u7b56\u7565\u3002\u5171\u4eab\u5167\u5b58\u662f\u591a\u500b\u9032\u7a0b\u4e4b\u9593\u9032\u884c\u901a\u4fe1\u7684\u4e00\u7a2e\u9ad8\u6548\u65b9\u5f0f\uff0c\u4f46\u5982\u679c\u4e0d\u52a0\u4ee5\u4fdd\u8b77\uff0c\u53ef\u80fd\u6703\u6210\u70ba\u653b\u64ca\u8005\u7684\u76ee\u6a19\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u5730\u4fdd\u8b77 Linux \u4f3a\u670d\u5668\u4e0a\u7684\u5171\u4eab\u5167\u5b58\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98%ef%bc%9f-tGINTgHCPg\">\u4ec0\u9ebc\u662f\u5171\u4eab\u5167\u5b58\uff1f<\/h2>\n<p>\u5171\u4eab\u5167\u5b58\u662f\u4e00\u7a2e\u5141\u8a31\u591a\u500b\u9032\u7a0b\u8a2a\u554f\u540c\u4e00\u584a\u5167\u5b58\u5340\u57df\u7684\u6a5f\u5236\u3002\u9019\u7a2e\u65b9\u5f0f\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u50b3\u8f38\u7684\u6548\u7387\uff0c\u56e0\u70ba\u9032\u7a0b\u4e4b\u9593\u4e0d\u9700\u8981\u901a\u904e\u6587\u4ef6\u7cfb\u7d71\u6216\u7db2\u7d61\u9032\u884c\u6578\u64da\u4ea4\u63db\u3002\u7136\u800c\uff0c\u9019\u4e5f\u610f\u5473\u8457\u5982\u679c\u6c92\u6709\u9069\u7576\u7684\u5b89\u5168\u63aa\u65bd\uff0c\u60e1\u610f\u9032\u7a0b\u53ef\u80fd\u6703\u8b80\u53d6\u6216\u4fee\u6539\u5171\u4eab\u5167\u5b58\u4e2d\u7684\u6578\u64da\u3002<\/p>\n<h2 id=\"%e4%bf%9d%e8%ad%b7%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98%e7%9a%84%e7%ad%96%e7%95%a5-tGINTgHCPg\">\u4fdd\u8b77\u5171\u4eab\u5167\u5b58\u7684\u7b56\u7565<\/h2>\n<h3 id=\"1-%e8%a8%ad%e7%bd%ae%e9%81%a9%e7%95%b6%e7%9a%84%e6%ac%8a%e9%99%90-tGINTgHCPg\">1. \u8a2d\u7f6e\u9069\u7576\u7684\u6b0a\u9650<\/h3>\n<p>\u5728 Linux \u7cfb\u7d71\u4e2d\uff0c\u4f7f\u7528 <code>shmget<\/code> \u548c <code>shmctl<\/code> \u51fd\u6578\u53ef\u4ee5\u5275\u5efa\u548c\u7ba1\u7406\u5171\u4eab\u5167\u5b58\u3002\u8a2d\u7f6e\u9069\u7576\u7684\u6b0a\u9650\u662f\u4fdd\u8b77\u5171\u4eab\u5167\u5b58\u7684\u7b2c\u4e00\u6b65\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u8a2d\u7f6e\u5171\u4eab\u5167\u5b58\u7684\u6b0a\u9650\uff1a<\/p>\n<pre><code>shmget(key, size, IPC_CREAT | 0660);<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>0660<\/code> \u8868\u793a\u53ea\u6709\u64c1\u6709\u8005\u548c\u540c\u7d44\u7528\u6236\u53ef\u4ee5\u8a2a\u554f\u5171\u4eab\u5167\u5b58\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-selinux-%e6%88%96-apparmor-tGINTgHCPg\">2. \u4f7f\u7528 SELinux \u6216 AppArmor<\/h3>\n<p>SELinux \u548c AppArmor \u662f\u5169\u7a2e\u6d41\u884c\u7684 Linux \u5b89\u5168\u6a21\u584a\uff0c\u53ef\u4ee5\u5e6b\u52a9\u52a0\u5f37\u7cfb\u7d71\u7684\u5b89\u5168\u6027\u3002\u9019\u4e9b\u5de5\u5177\u53ef\u4ee5\u9650\u5236\u9032\u7a0b\u5c0d\u5171\u4eab\u5167\u5b58\u7684\u8a2a\u554f\u6b0a\u9650\uff0c\u5f9e\u800c\u9632\u6b62\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002\u555f\u7528 SELinux \u7684\u57fa\u672c\u6b65\u9a5f\u5982\u4e0b\uff1a<\/p>\n<pre><code>setenforce 1<\/code><\/pre>\n<p>\u9019\u5c07\u555f\u7528\u5f37\u5236\u8a2a\u554f\u63a7\u5236\uff0c\u4e26\u6839\u64da\u9810\u8a2d\u7b56\u7565\u9650\u5236\u9032\u7a0b\u7684\u884c\u70ba\u3002<\/p>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98%e7%9a%84%e4%bd%bf%e7%94%a8%e6%83%85%e6%b3%81-tGINTgHCPg\">3. \u76e3\u63a7\u5171\u4eab\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1<\/h3>\n<p>\u5b9a\u671f\u76e3\u63a7\u5171\u4eab\u5167\u5b58\u7684\u4f7f\u7528\u60c5\u6cc1\u53ef\u4ee5\u53ca\u65e9\u767c\u73fe\u6f5b\u5728\u7684\u5b89\u5168\u554f\u984c\u3002\u53ef\u4ee5\u4f7f\u7528 <code>ipcs<\/code> \u547d\u4ee4\u4f86\u67e5\u770b\u7576\u524d\u7cfb\u7d71\u4e2d\u7684\u5171\u4eab\u5167\u5b58\u6bb5\uff1a<\/p>\n<pre><code>ipcs -m<\/code><\/pre>\n<p>\u9019\u5c07\u5217\u51fa\u6240\u6709\u5171\u4eab\u5167\u5b58\u6bb5\u53ca\u5176\u76f8\u95dc\u4fe1\u606f\uff0c\u5305\u62ec\u64c1\u6709\u8005\u548c\u6b0a\u9650\u3002\u901a\u904e\u5b9a\u671f\u6aa2\u67e5\u9019\u4e9b\u4fe1\u606f\uff0c\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u7570\u5e38\u60c5\u6cc1\u3002<\/p>\n<h3 id=\"4-%e9%99%90%e5%88%b6%e5%85%b1%e4%ba%ab%e5%85%a7%e5%ad%98%e7%9a%84%e5%a4%a7%e5%b0%8f-tGINTgHCPg\">4. \u9650\u5236\u5171\u4eab\u5167\u5b58\u7684\u5927\u5c0f<\/h3>\n<p>\u901a\u904e\u9650\u5236\u5171\u4eab\u5167\u5b58\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u6e1b\u5c11\u6f5b\u5728\u7684\u653b\u64ca\u9762\u3002\u53ef\u4ee5\u5728 <code>\/etc\/sysctl.conf<\/code> \u6587\u4ef6\u4e2d\u8a2d\u7f6e\u5171\u4eab\u5167\u5b58\u7684\u6700\u5927\u5927\u5c0f\uff1a<\/p>\n<pre><code>kernel.shmmax = 16777216<\/code><\/pre>\n<p>\u9019\u5c07\u628a\u5171\u4eab\u5167\u5b58\u7684\u6700\u5927\u5927\u5c0f\u8a2d\u7f6e\u70ba 16MB\u3002\u6839\u64da\u5be6\u969b\u9700\u6c42\u8abf\u6574\u9019\u500b\u503c\uff0c\u4ee5\u5e73\u8861\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-tGINTgHCPg\">\u7d50\u8ad6<\/h2>\n<p>\u4fdd\u8b77 Linux \u4f3a\u670d\u5668\u4e0a\u7684\u5171\u4eab\u5167\u5b58\u662f\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u8a2d\u7f6e\u9069\u7576\u7684\u6b0a\u9650\u3001\u4f7f\u7528\u5b89\u5168\u6a21\u584a\u3001\u76e3\u63a7\u4f7f\u7528\u60c5\u6cc1\u4ee5\u53ca\u9650\u5236\u5171\u4eab\u5167\u5b58\u7684\u5927\u5c0f\uff0c\u53ef\u4ee5\u6709\u6548\u964d\u4f4e\u6f5b\u5728\u7684\u5b89\u5168\u98a8\u96aa\u3002\u96a8\u8457\u7db2\u7d61\u653b\u64ca\u624b\u6bb5\u7684\u4e0d\u65b7\u6f14\u8b8a\uff0c\u6301\u7e8c\u66f4\u65b0\u548c\u5b8c\u5584\u5b89\u5168\u7b56\u7565\u662f\u6bcf\u500b\u4f3a\u670d\u5668\u7ba1\u7406\u54e1\u7684\u8cac\u4efb\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u4f3a\u670d\u5668\u5b89\u5168\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6709\u6548\u7684Linux\u4f3a\u670d\u5668\u5b89\u5168\u7b56\u7565\uff0c\u5b78\u7fd2\u5982\u4f55\u4fdd\u8b77\u5171\u4eab\u5167\u5b58\uff0c\u78ba\u4fdd\u7cfb\u7d71\u5b89\u5168\u8207\u6578\u64da\u5b8c\u6574\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-44434","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44434","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=44434"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44434\/revisions"}],"predecessor-version":[{"id":44435,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/44434\/revisions\/44435"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=44434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=44434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=44434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}