{"id":1769,"date":"2018-09-27T13:45:05","date_gmt":"2018-09-27T05:45:05","guid":{"rendered":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/?p=1769"},"modified":"2019-02-12T20:11:42","modified_gmt":"2019-02-12T12:11:42","slug":"linux%e4%b8%8b%e7%9a%84%e4%b8%80%e4%ba%9b%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/2018\/09\/27\/linux%e4%b8%8b%e7%9a%84%e4%b8%80%e4%ba%9b%e5%91%bd%e4%bb%a4\/","title":{"rendered":"Linux\u4e0b\u7684\u4e00\u4e9b\u547d\u4ee4"},"content":{"rendered":"<p>\u8fd9\u4e24\u5929\u8d39\u4e86\u8001\u5927\u52b2\u67e5\u4e00\u4e2alinux\u7cfb\u7edf\u4e0b\u7684\u95ee\u9898\uff0c\u6700\u7ec8\u67e5\u51fa\u4e86\u539f\u56e0\uff0c\u5176\u4e2d\u7528\u5230\u4e00\u4e9b\u65e5\u5e38\u4e0d\u592a\u4f7f\u7528\u7684\u547d\u4ee4\uff0c\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4ee5\u514d\u4ee5\u540e\u5fd8\u8bb0\u3002<\/p>\n<blockquote><p>strace -e trace=write -p 1234<\/p><\/blockquote>\n<p>\u8fd9\u4e2a\u547d\u4ee4\u662f\u83b7\u53d6\u8fdb\u7a0b\uff08\u8fdb\u7a0bID\u662f1234\uff09\u7684\u8f93\u51fa\u4fe1\u606f\u3002<\/p>\n<blockquote><p>cd \/proc\/1234\/fd<br \/>\nls | wc -l<\/p><\/blockquote>\n<p>\u68c0\u67e5\u8fdb\u7a0b1234\u6253\u5f00\u7684\u53e5\u67c4\u6570\u3002<\/p>\n<blockquote><p>perror 24<\/p><\/blockquote>\n<p>\u663e\u793aerrno\u7684\u63d0\u793a\u4fe1\u606f\u3002\u4e0a\u8ff0\u4f8b\u5b50\u663e\u793a\u201cerrno=24\u201d\u65f6\u7684\u5177\u4f53\u63d0\u793a\u4fe1\u606f\u3002<\/p>\n<blockquote><p>ulimit -a<\/p><\/blockquote>\n<p>\u68c0\u67e5\u7528\u6237\u7684\u5404\u9879\u8d44\u6e90\u914d\u7f6e\uff0c\u6bd4\u5982\u53e5\u67c4\u6570\u3001\u8fdb\u7a0b\u6570\u7b49\u3002\u901a\u5e38\u8fd9\u4e9b\u8d44\u6e90\u6570\u914d\u7f6e\u5728 \/etc\/security\/limits.conf \u6587\u4ef6\u4e2d\u3002<\/p>\n<blockquote><p>uname -a<\/p><\/blockquote>\n<p>\u67e5\u8be2\u5185\u6838\u7248\u672c\u3002<\/p>\n<p>\u53e6\u5916\uff0cDebian 7\u662f\u5728tty7\u4e0a\u542f\u52a8xwindows\uff0c\u800c\u521d\u59cb\u4fe1\u606f\u662f\u8f93\u51fa\u5230tty1\u4e0a\uff0c\u7528\u7ec4\u5408\u952e Ctrl+Alt+F1\/F7 \u5373\u53ef\u8fdb\u884c\u5207\u6362\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e24\u5929\u8d39\u4e86\u8001\u5927\u52b2\u67e5\u4e00\u4e2alinux\u7cfb\u7edf\u4e0b\u7684\u95ee\u9898\uff0c\u6700\u7ec8\u67e5\u51fa\u4e86\u539f\u56e0\uff0c\u5176\u4e2d\u7528\u5230\u4e00\u4e9b\u65e5\u5e38\u4e0d\u592a\u4f7f\u7528\u7684\u547d\u4ee4\uff0c\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4ee5\u514d\u4ee5\u540e\u5fd8\u8bb0\u3002 strace -e trace=writ&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.myvoipapp.com\/blogs\/yxh\/2018\/09\/27\/linux%e4%b8%8b%e7%9a%84%e4%b8%80%e4%ba%9b%e5%91%bd%e4%bb%a4\/\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[78],"class_list":["post-1769","post","type-post","status-publish","format-standard","hentry","category-6","tag-debian"],"_links":{"self":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/comments?post=1769"}],"version-history":[{"count":8,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1769\/revisions"}],"predecessor-version":[{"id":1777,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/posts\/1769\/revisions\/1777"}],"wp:attachment":[{"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/media?parent=1769"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/categories?post=1769"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.myvoipapp.com\/blogs\/yxh\/wp-json\/wp\/v2\/tags?post=1769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}