{"id":657,"date":"2018-03-07T15:42:25","date_gmt":"2018-03-07T07:42:25","guid":{"rendered":"https:\/\/blog.jsjs.org\/?p=657"},"modified":"2018-03-07T15:42:25","modified_gmt":"2018-03-07T07:42:25","slug":"linux-%e6%8a%80%e5%b7%a7%ef%bc%9a%e4%bd%bf%e7%94%a8-screen-%e7%ae%a1%e7%90%86%e4%bd%a0%e7%9a%84%e8%bf%9c%e7%a8%8b%e4%bc%9a%e8%af%9d","status":"publish","type":"post","link":"https:\/\/blog.jsjs.org\/?p=657","title":{"rendered":"linux \u6280\u5de7\uff1a\u4f7f\u7528 screen \u7ba1\u7406\u4f60\u7684\u8fdc\u7a0b\u4f1a\u8bdd"},"content":{"rendered":"<p>\u4f60\u662f\u4e0d\u662f\u7ecf\u5e38\u9700\u8981 SSH \u6216\u8005 telent \u8fdc\u7a0b\u767b\u5f55\u5230 Linux \u670d\u52a1\u5668\uff1f\u4f60\u662f\u4e0d\u662f\u7ecf\u5e38\u4e3a\u4e00\u4e9b\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1\u800c\u5934\u75bc\uff0c\u6bd4\u5982\u7cfb\u7edf\u5907\u4efd\u3001ftp \u4f20\u8f93\u7b49\u7b49\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\u6211\u4eec\u90fd\u662f\u4e3a\u6bcf\u4e00\u4e2a\u8fd9\u6837\u7684\u4efb\u52a1\u5f00\u4e00\u4e2a\u8fdc\u7a0b\u7ec8\u7aef\u7a97\u53e3\uff0c\u56e0\u4e3a\u4ed6\u4eec\u6267\u884c\u7684\u65f6\u95f4\u592a\u957f\u4e86\u3002\u5fc5\u987b\u7b49\u5f85\u5b83\u6267\u884c\u5b8c\u6bd5\uff0c\u5728\u6b64\u671f\u95f4\u53ef\u4e0d\u80fd\u5173\u6389\u7a97\u53e3\u6216\u8005\u65ad\u5f00\u8fde\u63a5\uff0c\u5426\u5219\u8fd9\u4e2a\u4efb\u52a1\u5c31\u4f1a\u88ab\u6740\u6389\uff0c\u4e00\u5207\u534a\u9014\u800c\u5e9f\u4e86\u3002<\/p>\n<h2 id=\"N10037\" class=\"ibm-h2\">\u5143\u51f6\uff1aSIGHUP \u4fe1\u53f7<\/h2>\n<p>\u8ba9\u6211\u4eec\u6765\u770b\u770b\u4e3a\u4ec0\u4e48\u5173\u6389\u7a97\u53e3\/\u65ad\u5f00\u8fde\u63a5\u4f1a\u4f7f\u5f97\u6b63\u5728\u8fd0\u884c\u7684\u7a0b\u5e8f\u6b7b\u6389\u3002<\/p>\n<p>\u5728Linux\/Unix\u4e2d\uff0c\u6709\u8fd9\u6837\u51e0\u4e2a\u6982\u5ff5\uff1a<\/p>\n<ul class=\"ibm-bullet-list\">\n<li>\u8fdb\u7a0b\u7ec4\uff08process group\uff09\uff1a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u96c6\u5408\uff0c\u6bcf\u4e00\u4e2a\u8fdb\u7a0b\u7ec4\u6709\u552f\u4e00\u4e00\u4e2a\u8fdb\u7a0b\u7ec4ID\uff0c\u5373\u8fdb\u7a0b\u7ec4\u957f\u8fdb\u7a0b\u7684ID\u3002<\/li>\n<li>\u4f1a\u8bdd\u671f\uff08session\uff09\uff1a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7ec4\u7684\u96c6\u5408\uff0c\u6709\u552f\u4e00\u4e00\u4e2a\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\uff08session leader\uff09\u3002\u4f1a\u8bdd\u671fID\u4e3a\u9996\u8fdb\u7a0b\u7684ID\u3002<\/li>\n<li>\u4f1a\u8bdd\u671f\u53ef\u4ee5\u6709\u4e00\u4e2a\u5355\u72ec\u7684\u63a7\u5236\u7ec8\u7aef\uff08controlling terminal\uff09\u3002\u4e0e\u63a7\u5236\u7ec8\u7aef\u8fde\u63a5\u7684\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\u53eb\u505a\u63a7\u5236\u8fdb\u7a0b\uff08controlling process\uff09\u3002\u5f53\u524d\u4e0e\u7ec8\u7aef\u4ea4\u4e92\u7684\u8fdb\u7a0b\u79f0\u4e3a\u524d\u53f0\u8fdb\u7a0b\u7ec4\u3002\u5176\u4f59\u8fdb\u7a0b\u7ec4\u79f0\u4e3a\u540e\u53f0\u8fdb\u7a0b\u7ec4\u3002<\/li>\n<\/ul>\n<p>\u6839\u636ePOSIX.1\u5b9a\u4e49\uff1a<\/p>\n<ul class=\"ibm-bullet-list\">\n<li>\u6302\u65ad\u4fe1\u53f7\uff08SIGHUP\uff09\u9ed8\u8ba4\u7684\u52a8\u4f5c\u662f\u7ec8\u6b62\u7a0b\u5e8f\u3002<\/li>\n<li>\u5f53\u7ec8\u7aef\u63a5\u53e3\u68c0\u6d4b\u5230\u7f51\u7edc\u8fde\u63a5\u65ad\u5f00\uff0c\u5c06\u6302\u65ad\u4fe1\u53f7\u53d1\u9001\u7ed9\u63a7\u5236\u8fdb\u7a0b\uff08\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\uff09\u3002<\/li>\n<li>\u5982\u679c\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\u7ec8\u6b62\uff0c\u5219\u8be5\u4fe1\u53f7\u53d1\u9001\u5230\u8be5\u4f1a\u8bdd\u671f\u524d\u53f0\u8fdb\u7a0b\u7ec4\u3002<\/li>\n<li>\u4e00\u4e2a\u8fdb\u7a0b\u9000\u51fa\u5bfc\u81f4\u4e00\u4e2a\u5b64\u513f\u8fdb\u7a0b\u7ec4\u4e2d\u4ea7\u751f\u65f6\uff0c\u5982\u679c\u4efb\u610f\u4e00\u4e2a\u5b64\u513f\u8fdb\u7a0b\u7ec4\u8fdb\u7a0b\u5904\u4e8eSTOP\u72b6\u6001\uff0c\u53d1\u9001SIGHUP\u548cSIGCONT\u4fe1\u53f7\u5230\u8be5\u8fdb\u7a0b\u7ec4\u4e2d\u6240\u6709\u8fdb\u7a0b\u3002<\/li>\n<\/ul>\n<p>\u56e0\u6b64\u5f53\u7f51\u7edc\u65ad\u5f00\u6216\u7ec8\u7aef\u7a97\u53e3\u5173\u95ed\u540e\uff0c\u63a7\u5236\u8fdb\u7a0b\u6536\u5230SIGHUP\u4fe1\u53f7\u9000\u51fa\uff0c\u4f1a\u5bfc\u81f4\u8be5\u4f1a\u8bdd\u671f\u5185\u5176\u4ed6\u8fdb\u7a0b\u9000\u51fa\u3002<\/p>\n<p>\u6211\u4eec\u6765\u770b\u4e00\u4e2a\u4f8b\u5b50\u3002\u6253\u5f00\u4e24\u4e2aSSH\u7ec8\u7aef\u7a97\u53e3\uff0c\u5728\u5176\u4e2d\u4e00\u4e2a\u8fd0\u884ctop\u547d\u4ee4\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_632576\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf09 root]# top<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5728\u53e6\u4e00\u4e2a\u7ec8\u7aef\u7a97\u53e3\uff0c\u627e\u5230top\u7684\u8fdb\u7a0bID\u4e3a5180\uff0c\u5176\u7236\u8fdb\u7a0bID\u4e3a5128\uff0c\u5373\u767b\u5f55shell\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_320016\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf09 root]# ps -ef|grep top<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">root\u00a0\u00a0\u00a0\u00a0\u00a0 5180\u00a0 5128\u00a0 0 01:03 pts\/0\u00a0\u00a0\u00a0 00:00:02 top<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript plain\">root\u00a0\u00a0\u00a0\u00a0\u00a0 5857\u00a0 3672\u00a0 0 01:12 pts\/2\u00a0\u00a0\u00a0 00:00:00 grep top<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4f7f\u7528pstree\u547d\u4ee4\u53ef\u4ee5\u66f4\u6e05\u695a\u5730\u770b\u5230\u8fd9\u4e2a\u5173\u7cfb\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_433091\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf09 root]# pstree -H 5180|grep top<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">|-sshd-+-sshd---bash---top<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4f7f\u7528ps-xj\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\uff0c\u767b\u5f55shell\uff08PID 5128\uff09\u548ctop\u5728\u540c\u4e00\u4e2a\u4f1a\u8bdd\u671f\uff0cshell\u4e3a\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\uff0c\u6240\u5728\u8fdb\u7a0b\u7ec4PGID\u4e3a5128\uff0ctop\u6240\u5728\u8fdb\u7a0b\u7ec4PGID\u4e3a5180\uff0c\u4e3a\u524d\u53f0\u8fdb\u7a0b\u7ec4\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_68505\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<div class=\"line number4 index3 alt1\">4<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf09 root]# ps -xj|grep 5128<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript spaces\">\u00a0<\/code><code class=\"htmlscript plain\">5126\u00a0 5128\u00a0 5128\u00a0 5128 pts\/0\u00a0\u00a0\u00a0\u00a0 5180 S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0 0:00 -bash<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript spaces\">\u00a0<\/code><code class=\"htmlscript plain\">5128\u00a0 5180\u00a0 5180\u00a0 5128 pts\/0\u00a0\u00a0\u00a0\u00a0 5180 S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0 0:50 top<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"htmlscript spaces\">\u00a0<\/code><code class=\"htmlscript plain\">3672 18095 18094\u00a0 3672 pts\/2\u00a0\u00a0\u00a0 18094 S\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 0\u00a0\u00a0 0:00 grep 5128<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5173\u95ed\u7b2c\u4e00\u4e2aSSH\u7a97\u53e3\uff0c\u5728\u53e6\u4e00\u4e2a\u7a97\u53e3\u4e2d\u53ef\u4ee5\u770b\u5230top\u4e5f\u88ab\u6740\u6389\u4e86\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_696654\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf09 root]# ps -ef|grep 5128<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">root\u00a0\u00a0\u00a0\u00a0 18699\u00a0 3672\u00a0 0 04:35 pts\/2\u00a0\u00a0\u00a0 00:00:00 grep 5128<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5982\u679c\u6211\u4eec\u53ef\u4ee5\u5ffd\u7565SIGHUP\u4fe1\u53f7\uff0c\u5173\u6389\u7a97\u53e3\u5e94\u8be5\u5c31\u4e0d\u4f1a\u5f71\u54cd\u7a0b\u5e8f\u7684\u8fd0\u884c\u4e86\u3002nohup\u547d\u4ee4\u53ef\u4ee5\u8fbe\u5230\u8fd9\u4e2a\u76ee\u7684\uff0c\u5982\u679c\u7a0b\u5e8f\u7684\u6807\u51c6\u8f93\u51fa\/\u6807\u51c6\u9519\u8bef\u662f\u7ec8\u7aef\uff0cnohup\u9ed8\u8ba4\u5c06\u5176\u91cd\u5b9a\u5411\u5230nohup.out\u6587\u4ef6\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662fnohup\u547d\u4ee4\u53ea\u662f\u4f7f\u5f97\u7a0b\u5e8f\u5ffd\u7565SIGHUP\u4fe1\u53f7\uff0c\u8fd8\u9700\u8981\u4f7f\u7528\u6807\u8bb0<strong>&amp;<\/strong>\u628a\u5b83\u653e\u5728\u540e\u53f0\u8fd0\u884c\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_997582\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">nohup &lt;<\/code><code class=\"htmlscript plain\">command<\/code><code class=\"htmlscript plain\">&gt; [argument\u2026] &amp;<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u867d\u7136nohup\u5f88\u5bb9\u6613\u4f7f\u7528\uff0c\u4f46\u8fd8\u662f\u6bd4\u8f83\u201c\u7b80\u964b\u201d\u7684\uff0c\u5bf9\u4e8e\u7b80\u5355\u7684\u547d\u4ee4\u80fd\u591f\u5e94\u4ed8\u8fc7\u6765\uff0c\u5bf9\u4e8e\u590d\u6742\u7684\u9700\u8981\u4eba\u673a\u4ea4\u4e92\u7684\u4efb\u52a1\u5c31\u9ebb\u70e6\u4e86\u3002<\/p>\n<p>\u5176\u5b9e\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e2a\u66f4\u4e3a\u5f3a\u5927\u7684\u5b9e\u7528\u7a0b\u5e8fscreen\u3002\u6d41\u884c\u7684Linux\u53d1\u884c\u7248\uff08\u4f8b\u5982Red Hat Enterprise Linux 4\uff09\u901a\u5e38\u4f1a\u81ea\u5e26screen\u5b9e\u7528\u7a0b\u5e8f\uff0c\u5982\u679c\u6ca1\u6709\u7684\u8bdd\uff0c\u53ef\u4ee5\u4eceGNU screen\u7684\u5b98\u65b9\u7f51\u7ad9\u4e0b\u8f7d\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_196262\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# rpm -qa|grep screen<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">xscreensaver-4.18-5.rhel4.11<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript plain\">screen-4.0.2-5<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"N10086\" class=\"ibm-h2\">\u5f00\u59cb\u4f7f\u7528Screen<\/h2>\n<p>\u7b80\u5355\u6765\u8bf4\uff0cScreen\u662f\u4e00\u4e2a\u53ef\u4ee5\u5728\u591a\u4e2a\u8fdb\u7a0b\u4e4b\u95f4\u591a\u8def\u590d\u7528\u4e00\u4e2a\u7269\u7406\u7ec8\u7aef\u7684\u7a97\u53e3\u7ba1\u7406\u5668\u3002Screen\u4e2d\u6709\u4f1a\u8bdd\u7684\u6982\u5ff5\uff0c\u7528\u6237\u53ef\u4ee5\u5728\u4e00\u4e2ascreen\u4f1a\u8bdd\u4e2d\u521b\u5efa\u591a\u4e2ascreen\u7a97\u53e3\uff0c\u5728\u6bcf\u4e00\u4e2ascreen\u7a97\u53e3\u4e2d\u5c31\u50cf\u64cd\u4f5c\u4e00\u4e2a\u771f\u5b9e\u7684telnet\/SSH\u8fde\u63a5\u7a97\u53e3\u90a3\u6837\u3002\u5728screen\u4e2d\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u7a97\u53e3\u6709\u8fd9\u6837\u51e0\u79cd\u65b9\u5f0f\uff1a<\/p>\n<p>1\uff0e\u76f4\u63a5\u5728\u547d\u4ee4\u884c\u952e\u5165screen\u547d\u4ee4<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_331782\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# screen<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>Screen\u5c06\u521b\u5efa\u4e00\u4e2a\u6267\u884cshell\u7684\u5168\u5c4f\u7a97\u53e3\u3002\u4f60\u53ef\u4ee5\u6267\u884c\u4efb\u610fshell\u7a0b\u5e8f\uff0c\u5c31\u50cf\u5728ssh\u7a97\u53e3\u4e2d\u90a3\u6837\u3002\u5728\u8be5\u7a97\u53e3\u4e2d\u952e\u5165exit\u9000\u51fa\u8be5\u7a97\u53e3\uff0c\u5982\u679c\u8fd9\u662f\u8be5screen\u4f1a\u8bdd\u7684\u552f\u4e00\u7a97\u53e3\uff0c\u8be5screen\u4f1a\u8bdd\u9000\u51fa\uff0c\u5426\u5219screen\u81ea\u52a8\u5207\u6362\u5230\u524d\u4e00\u4e2a\u7a97\u53e3\u3002<\/p>\n<p>2\uff0eScreen\u547d\u4ee4\u540e\u8ddf\u4f60\u8981\u6267\u884c\u7684\u7a0b\u5e8f\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_276649\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# screen vi test.c<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>Screen\u521b\u5efa\u4e00\u4e2a\u6267\u884cvi test.c\u7684\u5355\u7a97\u53e3\u4f1a\u8bdd\uff0c\u9000\u51favi\u5c06\u9000\u51fa\u8be5\u7a97\u53e3\/\u4f1a\u8bdd\u3002<\/p>\n<p>3\uff0e\u4ee5\u4e0a\u4e24\u79cd\u65b9\u5f0f\u90fd\u521b\u5efa\u65b0\u7684screen\u4f1a\u8bdd\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u5728\u4e00\u4e2a\u5df2\u6709screen\u4f1a\u8bdd\u4e2d\u521b\u5efa\u65b0\u7684\u7a97\u53e3\u3002\u5728\u5f53\u524dscreen\u7a97\u53e3\u4e2d\u952e\u5165<code>C-a c<\/code>\uff0c\u5373Ctrl\u952e+a\u952e\uff0c\u4e4b\u540e\u518d\u6309\u4e0bc\u952e\uff0cscreen \u5728\u8be5\u4f1a\u8bdd\u5185\u751f\u6210\u4e00\u4e2a\u65b0\u7684\u7a97\u53e3\u5e76\u5207\u6362\u5230\u8be5\u7a97\u53e3\u3002<\/p>\n<p>screen\u8fd8\u6709\u66f4\u9ad8\u7ea7\u7684\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u4e0d\u4e2d\u65adscreen\u7a97\u53e3\u4e2d\u7a0b\u5e8f\u7684\u8fd0\u884c\u800c\u6682\u65f6\u65ad\u5f00\uff08detach\uff09screen\u4f1a\u8bdd\uff0c\u5e76\u5728\u968f\u540e\u65f6\u95f4\u91cd\u65b0\u8fde\u63a5\uff08attach\uff09\u8be5\u4f1a\u8bdd\uff0c\u91cd\u65b0\u63a7\u5236\u5404\u7a97\u53e3\u4e2d\u8fd0\u884c\u7684\u7a0b\u5e8f\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u6253\u5f00\u4e00\u4e2ascreen\u7a97\u53e3\u7f16\u8f91\/tmp\/abc\u6587\u4ef6\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_877009\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# screen vi \/tmp\/abc<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u4e4b\u540e\u6211\u4eec\u60f3\u6682\u65f6\u9000\u51fa\u505a\u70b9\u522b\u7684\u4e8b\u60c5\uff0c\u6bd4\u5982\u51fa\u53bb\u6563\u6563\u6b65\uff0c\u90a3\u4e48\u5728screen\u7a97\u53e3\u952e\u5165<code>C-a d<\/code>\uff0cScreen\u4f1a\u7ed9\u51fadetached\u63d0\u793a\uff1a<\/p>\n<h5 id=\"N100AF\" class=\"ibm-h5\">\u6682\u65f6\u4e2d\u65ad\u4f1a\u8bdd<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/vi.jpg\" alt=\"\u6682\u65f6\u4e2d\u65ad\u4f1a\u8bdd\" width=\"572\" height=\"307\" \/><\/p>\n<p>\u534a\u4e2a\u5c0f\u65f6\u4e4b\u540e\u56de\u6765\u4e86\uff0c\u627e\u5230\u8be5screen\u4f1a\u8bdd\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_573641\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<div class=\"line number4 index3 alt1\">4<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# screen -ls<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">There is a screen on:<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">16582.pts-1.tivf06\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"htmlscript plain\">1 Socket in \/tmp\/screens\/S-root.<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u91cd\u65b0\u8fde\u63a5\u4f1a\u8bdd\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_518243\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 ~]# screen -r 16582<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u770b\u770b\u51fa\u73b0\u4ec0\u4e48\u4e86\uff0c\u592a\u68d2\u4e86\uff0c\u4e00\u5207\u90fd\u5728\u3002\u7ee7\u7eed\u5e72\u5427\u3002<\/p>\n<p>\u4f60\u53ef\u80fd\u6ce8\u610f\u5230\u7ed9screen\u53d1\u9001\u547d\u4ee4\u4f7f\u7528\u4e86\u7279\u6b8a\u7684\u952e\u7ec4\u5408C-a\u3002\u8fd9\u662f\u56e0\u4e3a\u6211\u4eec\u5728\u952e\u76d8\u4e0a\u952e\u5165\u7684\u4fe1\u606f\u662f\u76f4\u63a5\u53d1\u9001\u7ed9\u5f53\u524dscreen\u7a97\u53e3\uff0c\u5fc5\u987b\u7528\u5176\u4ed6\u65b9\u5f0f\u5411screen\u7a97\u53e3\u7ba1\u7406\u5668\u53d1\u51fa\u547d\u4ee4\uff0c\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0cscreen\u63a5\u6536\u4ee5C-a\u5f00\u59cb\u7684\u547d\u4ee4\u3002\u8fd9\u79cd\u547d\u4ee4\u5f62\u5f0f\u5728screen\u4e2d\u53eb\u505a\u952e\u7ed1\u5b9a\uff08key binding\uff09\uff0cC-a\u53eb\u505a\u547d\u4ee4\u5b57\u7b26\uff08command character\uff09\u3002<\/p>\n<p>\u53ef\u4ee5\u901a\u8fc7<code>C-a ?<\/code>\u6765\u67e5\u770b\u6240\u6709\u7684\u952e\u7ed1\u5b9a\uff0c\u5e38\u7528\u7684\u952e\u7ed1\u5b9a\u6709\uff1a<\/p>\n<div id=\"DataTables_Table_0_wrapper\" class=\"dataTables_wrapper no-footer\">\n<table id=\"DataTables_Table_0\" class=\"ibm-data-table display dataTable no-footer dtr-inline ibm-widget-processed\" role=\"grid\" border=\"0\" summary=\"\" width=\"50%\" cellspacing=\"0\" cellpadding=\"0\" data-widget=\"datatable\">\n<thead>\n<tr role=\"row\">\n<th class=\"ibm-background-neutral-white-30 tb-row sorting_disabled\" colspan=\"1\" rowspan=\"1\">C-a ?<\/th>\n<th class=\"ibm-background-neutral-white-30 sorting_disabled\" colspan=\"1\" rowspan=\"1\">\u663e\u793a\u6240\u6709\u952e\u7ed1\u5b9a\u4fe1\u606f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a w<\/th>\n<td>\u663e\u793a\u6240\u6709\u7a97\u53e3\u5217\u8868<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a C-a<\/th>\n<td>\u5207\u6362\u5230\u4e4b\u524d\u663e\u793a\u7684\u7a97\u53e3<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a c<\/th>\n<td>\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u8fd0\u884cshell\u7684\u7a97\u53e3\u5e76\u5207\u6362\u5230\u8be5\u7a97\u53e3<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a n<\/th>\n<td>\u5207\u6362\u5230\u4e0b\u4e00\u4e2a\u7a97\u53e3<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a p<\/th>\n<td>\u5207\u6362\u5230\u524d\u4e00\u4e2a\u7a97\u53e3(\u4e0eC-a n\u76f8\u5bf9)<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a 0..9<\/th>\n<td>\u5207\u6362\u5230\u7a97\u53e30..9<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a a<\/th>\n<td>\u53d1\u9001 C-a\u5230\u5f53\u524d\u7a97\u53e3<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a d<\/th>\n<td>\u6682\u65f6\u65ad\u5f00screen\u4f1a\u8bdd<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a k<\/th>\n<td>\u6740\u6389\u5f53\u524d\u7a97\u53e3<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">C-a [<\/th>\n<td>\u8fdb\u5165\u62f7\u8d1d\/\u56de\u6eda\u6a21\u5f0f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 id=\"N1011C\" class=\"ibm-h2\">Screen\u5e38\u7528\u9009\u9879<\/h2>\n<p>\u4f7f\u7528\u952e\u7ed1\u5b9aC-a ?\u547d\u4ee4\u53ef\u4ee5\u770b\u5230, \u9ed8\u8ba4\u7684\u547d\u4ee4\u5b57\u7b26\uff08Command key\uff09\u4e3aC-a\uff0c\u8f6c\u4e49C-a\uff08literal ^a\uff09\u7684\u5b57\u7b26\u4e3aa\uff1a<\/p>\n<h5 id=\"N10125\" class=\"ibm-h5\">Screen \u5e38\u7528\u9009\u9879<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/keybindings.jpg\" alt=\"Screen \u5e38\u7528\u9009\u9879\" width=\"572\" height=\"308\" \/><\/p>\n<p>\u56e0\u4e3ascreen\u628aC-a\u770b\u4f5c\u662fscreen\u547d\u4ee4\u7684\u5f00\u59cb\uff0c\u6240\u4ee5\u5982\u679c\u4f60\u60f3\u8981screen\u7a97\u53e3\u63a5\u6536\u5230C-a\u5b57\u7b26\uff0c\u5c31\u8981\u8f93\u5165C-a a\u3002Screen\u4e5f\u5141\u8bb8\u4f60\u4f7f\u7528-e\u9009\u9879\u8bbe\u7f6e\u81ea\u5df1\u7684\u547d\u4ee4\u5b57\u7b26\u548c\u8f6c\u4e49\u5b57\u7b26\uff0c\u5176\u683c\u5f0f\u4e3a\uff1a<\/p>\n<p>-exy x\u4e3a\u547d\u4ee4\u5b57\u7b26\uff0cy\u4e3a\u8f6c\u4e49\u547d\u4ee4\u5b57\u7b26\u7684\u5b57\u7b26<\/p>\n<p>\u4e0b\u9762\u547d\u4ee4\u542f\u52a8\u7684screen\u4f1a\u8bdd\u6307\u5b9a\u4e86\u547d\u4ee4\u5b57\u7b26\u4e3aC-t\uff0c\u8f6c\u4e49C-t\u7684\u5b57\u7b26\u4e3at\uff0c\u901a\u8fc7C-t ?\u547d\u4ee4\u53ef\u4ee5\u770b\u5230\u8be5\u53d8\u5316\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_700913\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen -e^tt<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<h5 id=\"N10139\" class=\"ibm-h5\">\u81ea\u5b9a\u4e49\u547d\u4ee4\u5b57\u7b26\u548c\u8f6c\u4e49\u5b57\u7b26<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/newkeybinding.jpg\" alt=\"\u81ea\u5b9a\u4e49\u547d\u4ee4\u5b57\u7b26\u548c\u8f6c\u4e49\u5b57\u7b26\" width=\"572\" height=\"309\" \/><\/p>\n<p>\u5176\u4ed6\u5e38\u7528\u7684\u547d\u4ee4\u9009\u9879\u6709\uff1a<\/p>\n<div id=\"DataTables_Table_1_wrapper\" class=\"dataTables_wrapper no-footer\">\n<table id=\"DataTables_Table_1\" class=\"ibm-data-table display dataTable no-footer dtr-inline ibm-widget-processed\" role=\"grid\" border=\"0\" summary=\"\" width=\"80%\" cellspacing=\"0\" cellpadding=\"0\" data-widget=\"datatable\">\n<thead>\n<tr role=\"row\">\n<th class=\"ibm-background-neutral-white-30 tb-row sorting_disabled\" colspan=\"1\" rowspan=\"1\">-c file<\/th>\n<th class=\"ibm-background-neutral-white-30 sorting_disabled\" colspan=\"1\" rowspan=\"1\">\u4f7f\u7528\u914d\u7f6e\u6587\u4ef6file\uff0c\u800c\u4e0d\u4f7f\u7528\u9ed8\u8ba4\u7684$HOME\/.screenrc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-d|-D [pid.tty.host]<\/th>\n<td>\u4e0d\u5f00\u542f\u65b0\u7684screen\u4f1a\u8bdd\uff0c\u800c\u662f\u65ad\u5f00\u5176\u4ed6\u6b63\u5728\u8fd0\u884c\u7684screen\u4f1a\u8bdd<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-h num<\/th>\n<td>\u6307\u5b9a\u5386\u53f2\u56de\u6eda\u7f13\u51b2\u533a\u5927\u5c0f\u4e3anum\u884c<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-list|-ls<\/th>\n<td>\u5217\u51fa\u73b0\u6709screen\u4f1a\u8bdd\uff0c\u683c\u5f0f\u4e3apid.tty.host<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-d -m<\/th>\n<td>\u542f\u52a8\u4e00\u4e2a\u5f00\u59cb\u5c31\u5904\u4e8e\u65ad\u5f00\u6a21\u5f0f\u7684\u4f1a\u8bdd<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-r sessionowner\/ [pid.tty.host]<\/th>\n<td>\u91cd\u65b0\u8fde\u63a5\u4e00\u4e2a\u65ad\u5f00\u7684\u4f1a\u8bdd\u3002\u591a\u7528\u6237\u6a21\u5f0f\u4e0b\u8fde\u63a5\u5230\u5176\u4ed6\u7528\u6237screen\u4f1a\u8bdd\u9700\u8981\u6307\u5b9asessionowner\uff0c\u9700\u8981setuid-root\u6743\u9650<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-S sessionname<\/th>\n<td>\u521b\u5efascreen\u4f1a\u8bdd\u65f6\u4e3a\u4f1a\u8bdd\u6307\u5b9a\u4e00\u4e2a\u540d\u5b57<\/td>\n<\/tr>\n<tr class=\"odd\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-v<\/th>\n<td>\u663e\u793ascreen\u7248\u672c\u4fe1\u606f<\/td>\n<\/tr>\n<tr class=\"even\" role=\"row\">\n<th class=\"tb-row\" tabindex=\"0\">-wipe [match]<\/th>\n<td>\u540c-list\uff0c\u4f46\u5220\u6389\u90a3\u4e9b\u65e0\u6cd5\u8fde\u63a5\u7684\u4f1a\u8bdd<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p>\u4e0b\u4f8b\u663e\u793a\u5f53\u524d\u6709\u4e24\u4e2a\u5904\u4e8edetached\u72b6\u6001\u7684screen\u4f1a\u8bdd\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528screen -r &lt;screen_pid&gt;\u91cd\u65b0\u8fde\u63a5\u4e0a\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_828133\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<div class=\"line number4 index3 alt1\">4<\/div>\n<div class=\"line number5 index4 alt2\">5<\/div>\n<div class=\"line number6 index5 alt1\">6<\/div>\n<div class=\"line number7 index6 alt2\">7<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen \u2013ls<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">There are screens on:<\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8736.pts-1.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8462.pts-0.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"htmlscript plain\">2 Sockets in \/root\/.screen.<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen \u2013r 8736<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5982\u679c\u7531\u4e8e\u67d0\u79cd\u539f\u56e0\u5176\u4e2d\u4e00\u4e2a\u4f1a\u8bdd\u6b7b\u6389\u4e86\uff08\u4f8b\u5982\u4eba\u4e3a\u6740\u6389\u8be5\u4f1a\u8bdd\uff09\uff0c\u8fd9\u65f6screen -list\u4f1a\u663e\u793a\u8be5\u4f1a\u8bdd\u4e3adead\u72b6\u6001\u3002\u4f7f\u7528screen -wipe\u547d\u4ee4\u6e05\u9664\u8be5\u4f1a\u8bdd\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_245754\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<div class=\"line number2 index1 alt1\">2<\/div>\n<div class=\"line number3 index2 alt2\">3<\/div>\n<div class=\"line number4 index3 alt1\">4<\/div>\n<div class=\"line number5 index4 alt2\">5<\/div>\n<div class=\"line number6 index5 alt1\">6<\/div>\n<div class=\"line number7 index6 alt2\">7<\/div>\n<div class=\"line number8 index7 alt1\">8<\/div>\n<div class=\"line number9 index8 alt2\">9<\/div>\n<div class=\"line number10 index9 alt1\">10<\/div>\n<div class=\"line number11 index10 alt2\">11<\/div>\n<div class=\"line number12 index11 alt1\">12<\/div>\n<div class=\"line number13 index12 alt2\">13<\/div>\n<div class=\"line number14 index13 alt1\">14<\/div>\n<div class=\"line number15 index14 alt2\">15<\/div>\n<div class=\"line number16 index15 alt1\">16<\/div>\n<div class=\"line number17 index16 alt2\">17<\/div>\n<div class=\"line number18 index17 alt1\">18<\/div>\n<div class=\"line number19 index18 alt2\">19<\/div>\n<div class=\"line number20 index19 alt1\">20<\/div>\n<div class=\"line number21 index20 alt2\">21<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# kill -9 8462<\/code><\/div>\n<div class=\"line number2 index1 alt1\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen -ls\u00a0 <\/code><\/div>\n<div class=\"line number3 index2 alt2\"><code class=\"htmlscript plain\">There are screens on:<\/code><\/div>\n<div class=\"line number4 index3 alt1\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8736.pts-1.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number5 index4 alt2\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8462.pts-0.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Dead ???)<\/code><\/div>\n<div class=\"line number6 index5 alt1\"><code class=\"htmlscript plain\">Remove dead screens with 'screen -wipe'.<\/code><\/div>\n<div class=\"line number7 index6 alt2\"><code class=\"htmlscript plain\">2 Sockets in \/root\/.screen.<\/code><\/div>\n<div class=\"line number8 index7 alt1\"><\/div>\n<div class=\"line number9 index8 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen -wipe<\/code><\/div>\n<div class=\"line number10 index9 alt1\"><code class=\"htmlscript plain\">There are screens on:<\/code><\/div>\n<div class=\"line number11 index10 alt2\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8736.pts-1.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number12 index11 alt1\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8462.pts-0.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Removed)<\/code><\/div>\n<div class=\"line number13 index12 alt2\"><code class=\"htmlscript plain\">1 socket wiped out.<\/code><\/div>\n<div class=\"line number14 index13 alt1\"><code class=\"htmlscript plain\">1 Socket in \/root\/.screen.<\/code><\/div>\n<div class=\"line number15 index14 alt2\"><\/div>\n<div class=\"line number16 index15 alt1\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen -ls\u00a0 <\/code><\/div>\n<div class=\"line number17 index16 alt2\"><code class=\"htmlscript plain\">There is a screen on:<\/code><\/div>\n<div class=\"line number18 index17 alt1\"><code class=\"htmlscript spaces\">\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0<\/code><code class=\"htmlscript plain\">8736.pts-1.tivf18\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 (Detached)<\/code><\/div>\n<div class=\"line number19 index18 alt2\"><code class=\"htmlscript plain\">1 Socket in \/root\/.screen.<\/code><\/div>\n<div class=\"line number20 index19 alt1\"><\/div>\n<div class=\"line number21 index20 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]#<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>-d \u2013m \u9009\u9879\u662f\u4e00\u5bf9\u5f88\u6709\u610f\u601d\u7684\u642d\u6863\u3002\u4ed6\u4eec\u542f\u52a8\u4e00\u4e2a\u5f00\u59cb\u5c31\u5904\u4e8e\u65ad\u5f00\u6a21\u5f0f\u7684\u4f1a\u8bdd\u3002\u4f60\u53ef\u4ee5\u5728\u968f\u540e\u9700\u8981\u7684\u65f6\u5019\u8fde\u63a5\u4e0a\u8be5\u4f1a\u8bdd\u3002\u6709\u65f6\u5019\u8fd9\u662f\u4e00\u4e2a\u5f88\u6709\u7528\u7684\u529f\u80fd\uff0c\u6bd4\u5982\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u5b83\u8c03\u8bd5\u540e\u53f0\u7a0b\u5e8f\u3002\u8be5\u9009\u9879\u4e00\u4e2a\u66f4\u5e38\u7528\u7684\u642d\u914d\u662f\uff1a-dmS sessionname<\/p>\n<p>\u542f\u52a8\u4e00\u4e2a\u521d\u59cb\u72b6\u6001\u65ad\u5f00\u7684screen\u4f1a\u8bdd\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_26282\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 tianq]# screen -dmS mygdb gdb execlp_test<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u8fde\u63a5\u8be5\u4f1a\u8bdd\uff1a<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_93886\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf06 tianq]# screen -r mygdb<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"N101A1\" class=\"ibm-h2\">\u7ba1\u7406\u4f60\u7684\u8fdc\u7a0b\u4f1a\u8bdd<\/h2>\n<p>\u5148\u6765\u770b\u770b\u5982\u4f55\u4f7f\u7528screen\u89e3\u51b3SIGHUP\u95ee\u9898\uff0c\u6bd4\u5982\u73b0\u5728\u6211\u4eec\u8981ftp\u4f20\u8f93\u4e00\u4e2a\u5927\u6587\u4ef6\u3002\u5982\u679c\u6309\u8001\u7684\u529e\u6cd5\uff0cSSH\u767b\u5f55\u5230\u7cfb\u7edf\uff0c\u76f4\u63a5ftp\u547d\u4ee4\u5f00\u59cb\u4f20\u8f93\uff0c\u4e4b\u540e\u3002\u3002\u5982\u679c\u7f51\u7edc\u901f\u5ea6\u8fd8\u53ef\u4ee5\uff0c\u606d\u559c\u4f60\uff0c\u4e0d\u7528\u7b49\u592a\u957f\u65f6\u95f4\u4e86\uff1b\u5982\u679c\u7f51\u7edc\u4e0d\u597d\uff0c\u8001\u8001\u5b9e\u5b9e\u7b49\u7740\u5427\uff0c\u53ea\u80fd\u4f20\u8f93\u5b8c\u6bd5\u518d\u65ad\u5f00SSH\u8fde\u63a5\u4e86\u3002\u8ba9\u6211\u4eec\u4f7f\u7528screen\u6765\u8bd5\u8bd5\u3002<\/p>\n<p>SSH\u767b\u5f55\u5230\u7cfb\u7edf\uff0c\u5728\u547d\u4ee4\u884c\u952e\u5165screen\u3002<\/p>\n<div class=\"ibm-syntax-container\">\n<div>\n<div id=\"highlighter_848862\" class=\"syntaxhighlighter  htmlscript\">\n<table role=\"none\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td class=\"gutter\">\n<div class=\"line number1 index0 alt2\">1<\/div>\n<\/td>\n<td class=\"code\">\n<div class=\"container\">\n<div class=\"line number1 index0 alt2\"><code class=\"htmlscript plain\">[root@tivf18 root]# screen<\/code><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<\/div>\n<p>\u5728screen shell\u7a97\u53e3\u4e2d\u8f93\u5165ftp\u547d\u4ee4\uff0c\u767b\u5f55\uff0c\u5f00\u59cb\u4f20\u8f93\u3002\u4e0d\u613f\u610f\u7b49\u4e86\uff1fOK\uff0c\u5728\u7a97\u53e3\u4e2d\u952e\u5165C-a d\uff1a<\/p>\n<h5 id=\"N101B2\" class=\"ibm-h5\">\u7ba1\u7406\u4f60\u7684\u8fdc\u7a0b\u4f1a\u8bdd<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/ftp.jpg\" alt=\"\u7ba1\u7406\u4f60\u7684\u8fdc\u7a0b\u4f1a\u8bdd\" width=\"572\" height=\"306\" \/><\/p>\n<p>\u7136\u540e\u3002\u3002\u9000\u51faSSH\u767b\u5f55\uff1f\u968f\u4f60\u600e\u6837\uff0c\u53ea\u8981\u522b\u6740\u6389screen\u4f1a\u8bdd\u3002<\/p>\n<p>\u662f\u4e0d\u662f\u5f88\u65b9\u4fbf\uff1f\u66f4\u8fdb\u4e00\u6b65\uff0c\u5176\u5b9e\u6211\u4eec\u53ef\u4ee5\u5229\u7528screen\u8fd9\u79cd\u529f\u80fd\u6765\u7ba1\u7406\u4f60\u7684\u8fdc\u7a0b\u4f1a\u8bdd\uff0c\u4fdd\u5b58\u4f60\u6240\u6709\u7684\u5de5\u4f5c\u5185\u5bb9\u3002\u4f60\u662f\u4e0d\u662f\u6bcf\u6b21\u767b\u5f55\u5230\u7cfb\u7edf\u90fd\u8981\u5f00\u5f88\u591a\u7a97\u53e3\uff0c\u7136\u540e\u6bcf\u5929\u90fd\u8981\u91cd\u590d\u6253\u5f00\u5173\u95ed\u8fd9\u4e9b\u7a97\u53e3\uff1f\u8ba9screen\u6765\u5e2e\u4f60\u201c\u4fdd\u5b58\u201d\u5427\uff0c\u4f60\u53ea\u9700\u8981\u6253\u5f00\u4e00\u4e2assh\u7a97\u53e3\uff0c\u521b\u5efa\u9700\u8981\u7684screen\u7a97\u53e3\uff0c\u9000\u51fa\u7684\u65f6\u5019C-a d\u201c\u4fdd\u5b58\u201d\u4f60\u7684\u5de5\u4f5c\uff0c\u4e0b\u6b21\u767b\u5f55\u540e\u76f4\u63a5screen -r &lt;screen_pid&gt;\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n<p>\u6700\u597d\u80fd\u7ed9\u6bcf\u4e2a\u7a97\u53e3\u8d77\u4e00\u4e2a\u540d\u5b57\uff0c\u8fd9\u6837\u597d\u8bb0\u4e9b\u3002\u4f7f\u7528C-a A\u7ed9\u7a97\u53e3\u8d77\u540d\u5b57\u3002\u4f7f\u7528C-a w\u53ef\u4ee5\u770b\u5230\u8fd9\u4e9b\u7a97\u53e3\u540d\u5b57\uff0c\u53ef\u80fd\u540d\u5b57\u51fa\u73b0\u7684\u4f4d\u7f6e\u4e0d\u540c\u3002\u4f7f\u7528putty\uff1a<\/p>\n<h5 id=\"N101C2\" class=\"ibm-h5\">putty<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/putty.jpg\" alt=\"putty\" width=\"572\" height=\"318\" \/><\/p>\n<p>\u4f7f\u7528telnet\uff1a<\/p>\n<h5 id=\"N101CE\" class=\"ibm-h5\">telnet<\/h5>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"ibm-downsize\" src=\"https:\/\/www.ibm.com\/developerworks\/cn\/linux\/l-cn-screen\/telnet.jpg\" alt=\"telnet\" width=\"572\" height=\"383\" \/><\/p>\n<h2 id=\"N101D7\" class=\"ibm-h2\">\u66f4\u591aScreen\u529f\u80fd<\/h2>\n<p>Screen\u63d0\u4f9b\u4e86\u4e30\u5bcc\u5f3a\u5927\u7684\u5b9a\u5236\u529f\u80fd\u3002\u4f60\u53ef\u4ee5\u5728Screen\u7684\u9ed8\u8ba4\u4e24\u7ea7\u914d\u7f6e\u6587\u4ef6\/etc\/screenrc\u548c$HOME\/.screenrc\u4e2d\u6307\u5b9a\u66f4\u591a\uff0c\u4f8b\u5982\u8bbe\u5b9ascreen\u9009\u9879\uff0c\u5b9a\u5236\u7ed1\u5b9a\u952e\uff0c\u8bbe\u5b9ascreen\u4f1a\u8bdd\u81ea\u542f\u52a8\u7a97\u53e3\uff0c\u542f\u7528\u591a\u7528\u6237\u6a21\u5f0f\uff0c\u5b9a\u5236\u7528\u6237\u8bbf\u95ee\u6743\u9650\u63a7\u5236\u7b49\u7b49\u3002\u5982\u679c\u4f60\u613f\u610f\u7684\u8bdd\uff0c\u4e5f\u53ef\u4ee5\u81ea\u5df1\u6307\u5b9ascreen\u914d\u7f6e\u6587\u4ef6\u3002<\/p>\n<p>\u4ee5\u591a\u7528\u6237\u529f\u80fd\u4e3a\u4f8b\uff0cscreen\u9ed8\u8ba4\u662f\u4ee5\u5355\u7528\u6237\u6a21\u5f0f\u8fd0\u884c\u7684\uff0c\u4f60\u9700\u8981\u5728\u914d\u7f6e\u6587\u4ef6\u4e2d\u6307\u5b9amultiuser on \u6765\u6253\u5f00\u591a\u7528\u6237\u6a21\u5f0f\uff0c\u901a\u8fc7acl*\uff08acladd,acldel,aclchg&#8230;\uff09\u547d\u4ee4\uff0c\u4f60\u53ef\u4ee5\u7075\u6d3b\u914d\u7f6e\u5176\u4ed6\u7528\u6237\u8bbf\u95ee\u4f60\u7684screen\u4f1a\u8bdd\u3002\u66f4\u591a\u914d\u7f6e\u6587\u4ef6\u5185\u5bb9\u8bf7\u53c2\u8003screen\u7684man\u9875\u3002<\/p>\n<h2 id=\"N101E1\" class=\"ibm-h2\">\u53c2\u8003\u8d44\u6599<\/h2>\n<ul class=\"ibm-bullet-list\">\n<li>\u201cAdvanced Programming in the UNIX\u00ae Environment: Second Edition\u201d W. Richard Stevens, Stephen A. Rago \u63d0\u4f9b\u4e86\u66f4\u591a\u5173\u4e8eLinux\/Unix\u8fdb\u7a0b\u5173\u7cfb\u3001\u4fe1\u53f7\u7684\u77e5\u8bc6\u3002<\/li>\n<li>GNU Screen\u7684\u5b98\u65b9\u7f51\u7ad9\uff1a<a href=\"http:\/\/www.gnu.org\/software\/screen\/\">http:\/\/www.gnu.org\/software\/screen\/<\/a><\/li>\n<li>Screen\u7684man page\u63d0\u4f9b\u4e86\u6700\u8be6\u7ec6\u7684\u4fe1\u606f\uff1a<a href=\"http:\/\/www.slac.stanford.edu\/comp\/unix\/package\/epics\/extensions\/iocConsole\/screen.1.html\">http:\/\/www.slac.stanford.edu\/comp\/unix\/package\/epics\/extensions\/iocConsole\/screen.1.html<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u662f\u4e0d\u662f\u7ecf\u5e38\u9700\u8981 SSH \u6216\u8005 telent \u8fdc\u7a0b\u767b\u5f55\u5230 Linux \u670d\u52a1\u5668\uff1f\u4f60\u662f\u4e0d\u662f\u7ecf\u5e38\u4e3a\u4e00\u4e9b\u957f\u65f6\u95f4\u8fd0\u884c\u7684\u4efb\u52a1\u800c\u5934\u75bc\uff0c\u6bd4\u5982\u7cfb\u7edf\u5907\u4efd\u3001ftp \u4f20\u8f93\u7b49\u7b49\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\u6211\u4eec\u90fd\u662f\u4e3a\u6bcf\u4e00\u4e2a\u8fd9\u6837\u7684\u4efb\u52a1\u5f00\u4e00\u4e2a\u8fdc\u7a0b\u7ec8\u7aef\u7a97\u53e3\uff0c\u56e0\u4e3a\u4ed6\u4eec\u6267\u884c\u7684\u65f6\u95f4\u592a\u957f\u4e86\u3002\u5fc5\u987b\u7b49\u5f85\u5b83\u6267\u884c\u5b8c\u6bd5\uff0c\u5728\u6b64\u671f\u95f4\u53ef\u4e0d\u80fd\u5173\u6389\u7a97\u53e3\u6216\u8005\u65ad\u5f00\u8fde\u63a5\uff0c\u5426\u5219\u8fd9\u4e2a\u4efb\u52a1\u5c31\u4f1a\u88ab\u6740\u6389\uff0c\u4e00\u5207\u534a\u9014\u800c\u5e9f\u4e86\u3002 \u5143\u51f6\uff1aSIGHUP \u4fe1\u53f7 \u8ba9\u6211\u4eec\u6765\u770b\u770b\u4e3a\u4ec0\u4e48\u5173\u6389\u7a97\u53e3\/\u65ad\u5f00\u8fde\u63a5\u4f1a\u4f7f\u5f97\u6b63\u5728\u8fd0\u884c\u7684\u7a0b\u5e8f\u6b7b\u6389\u3002 \u5728Linux\/Unix\u4e2d\uff0c\u6709\u8fd9\u6837\u51e0\u4e2a\u6982\u5ff5\uff1a \u8fdb\u7a0b\u7ec4\uff08process group\uff09\uff1a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7684\u96c6\u5408\uff0c\u6bcf\u4e00\u4e2a\u8fdb\u7a0b\u7ec4\u6709\u552f\u4e00\u4e00\u4e2a\u8fdb\u7a0b\u7ec4ID\uff0c\u5373\u8fdb\u7a0b\u7ec4\u957f\u8fdb\u7a0b\u7684ID\u3002 \u4f1a\u8bdd\u671f\uff08session\uff09\uff1a\u4e00\u4e2a\u6216\u591a\u4e2a\u8fdb\u7a0b\u7ec4\u7684\u96c6\u5408\uff0c\u6709\u552f\u4e00\u4e00\u4e2a\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\uff08session leader\uff09\u3002\u4f1a\u8bdd\u671fID\u4e3a\u9996\u8fdb\u7a0b\u7684ID\u3002 \u4f1a\u8bdd\u671f\u53ef\u4ee5\u6709\u4e00\u4e2a\u5355\u72ec\u7684\u63a7\u5236\u7ec8\u7aef\uff08controlling terminal\uff09\u3002\u4e0e\u63a7\u5236\u7ec8\u7aef\u8fde\u63a5\u7684\u4f1a\u8bdd\u671f\u9996\u8fdb\u7a0b\u53eb\u505a\u63a7\u5236\u8fdb\u7a0b\uff08controlling process\uff09\u3002\u5f53\u524d\u4e0e\u7ec8\u7aef\u4ea4\u4e92\u7684\u8fdb\u7a0b\u79f0\u4e3a\u524d\u53f0\u8fdb\u7a0b\u7ec4\u3002\u5176\u4f59\u8fdb\u7a0b\u7ec4\u79f0\u4e3a\u540e\u53f0\u8fdb\u7a0b\u7ec4\u3002 \u6839\u636ePOSIX.1\u5b9a\u4e49\uff1a [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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