{"id":393,"date":"2018-09-09T19:42:15","date_gmt":"2018-09-09T11:42:15","guid":{"rendered":"http:\/\/blog.lovexu.cc\/?p=393"},"modified":"2018-09-09T19:45:06","modified_gmt":"2018-09-09T11:45:06","slug":"linux%e4%b8%8b%e4%b8%80%e4%ba%9b%e5%b8%b8%e7%94%a8%e7%9a%84%e5%91%bd%e4%bb%a4","status":"publish","type":"post","link":"https:\/\/lox.im\/index.php\/393.html","title":{"rendered":"Linux\u4e0b\u4e00\u4e9b\u5e38\u7528\u7684\u547d\u4ee4"},"content":{"rendered":"<p>\u4e00\u3001\u5217\u51fa\u6587\u4ef6\u5939\u6240\u4f54\u7528\u7684\u7a7a\u95f4<\/p>\n<pre class=\"lang:default decode:true\">du * -sh [\u6309 Enter]<\/pre>\n<p>\u4e8c\u3001\u7ec8\u6b62\u7a0b\u5e8f\u3002\u6b64\u5904\u4ee5python\u5b9e\u4f8b\uff1a<\/p>\n<pre class=\"lang:default decode:true \">ps -ef |grep python\r\nkill -9 pid<\/pre>\n<p>\u4e09\u3001\u6839\u636e\u7aef\u53e3\u53f7\u5f97\u5230\u5176\u5360\u7528\u7684\u8fdb\u7a0b\u7684\u8be6\u7ec6\u4fe1\u606f\uff0c\u6b64\u5904\u4ee580\u5b9e\u4f8b\uff1a<\/p>\n<pre class=\"lang:default decode:true\">netstat -tlnp|grep 80<\/pre>\n<p>\u56db\u3001\u540e\u53f0\u8fd0\u884c\u7a0b\u5e8f<\/p>\n<p>\u603b\u7ed3\u4e86\u4e00\u4e0b\u5173\u95ed\u7a97\u53e3\u4efb\u7136\u5728\u540e\u53f0\u6267\u884c\u7684\u65b9\u6cd5\uff0c\u4f8b\u5982#\u6267\u884c\u4e00\u4e2a\u6253\u5305\u547d\u4ee4tar czf \/data\/backup.tgz \/data\/backup\uff0c\u65b9\u6cd5\u6709\u5982\u4e0b\u51e0\u79cd\uff1a<\/p>\n<p>1. \u91c7\u7528&amp;<\/p>\n<pre class=\"lang:default decode:true\">tar czf \/data\/backup.tgz \/data\/backup &amp;\r\nctrl+d #\u9000\u51fa \u624d\u53ef\u4ee5\uff0c\u5982\u679c\u76f4\u63a5\u5173\u95ed\u7a97\u53e3\uff0c\u8fdb\u7a0b\u4efb\u7136\u4f1a\u88ab\u5173\u95ed<\/pre>\n<p>2. \u91c7\u7528nohup<\/p>\n<pre class=\"lang:default decode:true\">nohup tar czf \/data\/backup.tgz \/data\/backup\r\nctrl+z #\u6302\u8d77\u5230\u540e\u53f0\r\nbg #\u540e\u53f0\u6267\u884c \u53ef\u4ee5\u5148\u901a\u8fc7jobs \u67e5\u770b\u5f53\u524d\u6709\u591a\u5c11job\r\nctrl+d #\u6216\u8005 \u5173\u95ed\u7a97\u53e3 \u8fdb\u7a0b\u4efb\u7136\u4f1a\u5728\u540e\u53f0\u6267\u884c<\/pre>\n<p>3.\u91c7\u7528nohup + &amp;<\/p>\n<pre class=\"lang:default decode:true\">nohup tar czf \/data\/backup.tgz \/data\/backup &amp;\r\nctrl+d \u6216\u8005 \u5173\u95ed\u7a97\u53e3 \u8fdb\u7a0b\u4efb\u7136\u4f1a\u5728\u540e\u53f0\u6267\u884c<\/pre>\n<p>4.\u91c7\u7528\uff08command &amp;)<\/p>\n<pre class=\"lang:default decode:true\">(tar czf \/data\/backup.tgz \/data\/backup &amp;) #\u4f1a\u5c06ppid\u8bbe\u7f6e\u4e3a1\uff0c\u800c\u975e\u5f53\u524d\u4f1a\u8bdd\u7684id\uff0c\u5e76\u4e14jobs\u67e5\u770b\u4e0d\u5230\u5f53\u524d\u7684\u4f5c\u4e1a\u3002\u6ce8\u610f\u8fd9\u91cc\u7684\u62ec\u53f7\u5373\u662f\u8fd9\u4e2a\u65b9\u6cd5\u7684\u91cd\u70b9\u3002\r\nctrl+d #\u6216\u8005 \u5173\u95ed\u7a97\u53e3 \u8fdb\u7a0b\u4efb\u7136\u4f1a\u5728\u540e\u53f0\u6267\u884c<\/pre>\n<p>5.\u91c7\u7528setid run a program in a new session<\/p>\n<pre class=\"lang:default decode:true\">setid tar czf \/data\/backup.tgz \/data\/backup #\u4f1a\u5c06ppid\u8bbe\u7f6e\u4e3a1\uff0c\u800c\u975e\u5f53\u524d\u4f1a\u8bdd\u7684id\r\nctrl+d #\u6216\u8005 \u5173\u95ed\u7a97\u53e3 \u8fdb\u7a0b\u4efb\u7136\u4f1a\u5728\u540e\u53f0\u6267\u884c<\/pre>\n<p>6.\u91c7\u7528disown<\/p>\n<pre class=\"lang:default decode:true\">tar czf \/data\/backup.tgz \/data\/backup\r\nctrl+z\r\njobs \r\nbg %N\r\ndisown -h %N #N\u5373\u4e3ajob\u7684id disown \u53ef\u4ee5\u914d\u5408 &amp;\u4f7f\u7528\uff0c\u6548\u679c\u66f4\u597d\uff0c\u56e0\u4e3a CTRL-z \u7684\u7528\u9014\u5c31\u662f\u5c06\u5f53\u524d\u8fdb\u7a0b\u6302\u8d77\uff08Suspend\uff09\uff0c\u7136\u540e\u6211\u4eec\u5c31\u53ef\u4ee5\u7528jobs\u547d\u4ee4\u6765\u67e5\u8be2\u5b83\u7684\u4f5c\u4e1a\u53f7\uff0c\u518d\u7528bg jobspec\u6765\u5c06\u5b83\u653e\u5165\u540e\u53f0\u5e76\u7ee7\u7eed\u8fd0\u884c\u3002\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u5982\u679c\u6302\u8d77\u4f1a\u5f71\u54cd\u5f53\u524d\u8fdb\u7a0b\u7684\u8fd0\u884c\u7ed3\u679c\uff0c\u8bf7\u614e\u7528\u6b64\u65b9\u6cd5\u3002\r\ndisown -rh -a xxx #-a\u6240\u6709 -r\u6240\u6709 -h\u5ffd\u7565hup<\/pre>\n<p>7.\u91c7\u7528screen<\/p>\n<pre class=\"lang:default decode:true\">screen\r\ntar czf \/data\/backup.tgz \/data\/backup\r\nctrl+a d #\u4e0d\u53ef\u4ee5\u76f4\u63a5ctrl+d \u8fd9\u6837\u4f1aternimate screen<\/pre>\n<p>\u7528screen -dmS session name\u6765\u5efa\u7acb\u4e00\u4e2a\u5904\u4e8e\u65ad\u5f00\u6a21\u5f0f\u4e0b\u7684\u4f1a\u8bdd\uff08\u5e76\u6307\u5b9a\u5176\u4f1a\u8bdd\u540d\uff09\u3002<br \/>\n\u7528screen -list \u6765\u5217\u51fa\u6240\u6709\u4f1a\u8bdd\u3002<br \/>\n\u7528screen -r session name\u6765\u91cd\u65b0\u8fde\u63a5\u6307\u5b9a\u4f1a\u8bdd\u3002 screen -x session_name(id) \u8fde\u63a5attached\u4f1a\u8bdd<br \/>\n\u7528\u5feb\u6377\u952eCTRL-a d \u6765\u6682\u65f6\u65ad\u5f00\u5f53\u524d\u4f1a\u8bdd\u3002<\/p>\n<p>\u4e94\u3001\u6307\u5b9a\u67e5\u8be2\u7f51\u7edc\u4fe1\u606f<\/p>\n<pre class=\"lang:default decode:true \">netstat -an | grep 'ESTABLISHED'<\/pre>\n<p style=\"text-align: right;\">\u672a\u5b8c\u5f85\u7eed\u2026\u2026<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u5217\u51fa\u6587\u4ef6\u5939\u6240\u4f54\u7528\u7684\u7a7a\u95f4 du * -sh [\u6309 Enter] \u4e8c\u3001\u7ec8\u6b62\u7a0b\u5e8f\u3002\u6b64\u5904\u4ee5python\u5b9e\u4f8b\uff1a ps -ef |grep &#8230;<\/p>\n","protected":false},"author":1,"featured_media":394,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"emotion":"","emotion_color":"","title_style":"","license":"","footnotes":""},"categories":[4],"tags":[21,11],"class_list":["post-393","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-internet","tag-linux","tag-11"],"_links":{"self":[{"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/posts\/393","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/comments?post=393"}],"version-history":[{"count":1,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/posts\/393\/revisions"}],"predecessor-version":[{"id":395,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/posts\/393\/revisions\/395"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/media\/394"}],"wp:attachment":[{"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/media?parent=393"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/categories?post=393"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lox.im\/index.php\/wp-json\/wp\/v2\/tags?post=393"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}