\nmkdir -p \/1\/2\/3\/4 \uff1a\u521b\u5efa\u591a\u4e2a\u76ee\u5f55<\/p>\n<\/blockquote>\n
2.3.9 \u6587\u4ef6\u683c\u5f0f\uff08file\uff09<\/h3>\n
\u683c\u5f0f\uff1afile \u6587\u4ef6
\n\u68c0\u6d4b\u6587\u4ef6\u7c7b\u578b<\/p>\n
[root@linuxcool ~]# file File.cfg\nFile.cfg: ASCII text\n[root@linuxcool ~]# file Dir\nDir: directory\n[root@linuxcool ~]# file \/dev\/sda\n\/dev\/sda: block special (8\/0)\n[root@linuxcool ~]# file \/bin\/ls\n\/bin\/ls: ELF 64-bit LSB shared object, x86-64, version 1 (SYSV), dynamically linked, interpreter \/lib64\/ld-linux-x86-64.so.2, for GNU\/Linux 3.2.0, BuildID[sha1] =937708964f0f7e3673465d7749d6cf6a2601dea2, stripped, too many notes (256)<\/code><\/pre>\n2.3.10 cat\/more\/less<\/h3>\n
\uff08\u53f3\u952e\u6587\u4ef6-\u4ee5\u8bb0\u4e8b\u672c\u6253\u5f00\uff09
\ncat\u663e\u793a\u6587\u4ef6\u5168\u90e8\u5185\u5bb9\uff0c\u9002\u5408\u6587\u672c\u5c11\u7684<\/p>\n
\ncat -A file
\n\u663e\u793a\u6240\u6709\u5b57\u7b26\uff0c$\uff1a\u56de\u8f66\uff0c^I\uff1atab\u952e<\/p>\n
cat -N file
\n\u663e\u793a\u884c\u6570<\/p>\n<\/blockquote>\n
more\u4e00\u6b21\u663e\u793a\u4e00\u5c4f\u5185\u5bb9
\nSpace\u4e0b\u4e00\u9875\uff0cB\u4e0a\u4e00\u9875\uff0cQ\u9000\u51fa\uff0cEnter\u5411\u4e0b\u7ffb\u4e00\u884c
\n
![\"file\"](\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\")
<\/div><\/p>\n
less\u548cmore\u7c7b\u4f3c
\nPageUp\u5411\u4e0a\u7ffb\u9875\uff0cPageDown\u5411\u4e0b\u7ffb\u9875
\n
<\/div>
\nless\u53ef\u4ee5\u8f93\u5165\u547d\u4ee4\uff0c\u7c7b\u4f3cvim\uff0c\u53ef\u4ee5\u67e5\u627e\u4e4b\u7c7b\u7684\u64cd\u4f5c<\/p>\n
2.3.11 tail\/head<\/h3>\n
\u770blog\u65e5\u5fd7\u4e4b\u7c7b\u7684\uff0c\u53ea\u770b\u672b\u5c3e\u51e0\u884c
\ntail file
\n\u540c\u6837\u5730\uff0chead\u770b\u5934\u51e0\u884c<\/p>\n
\ntail -n 2 demo.c<\/p>\n<\/blockquote>\n
2.4 Shell\uff01Deeper\uff01<\/h2>\n
\u4e0d\u518d\u7acb\u8db3\u4e8e\u6587\u4ef6\uff0c\u800c\u662f\u8fdb\u7a0b\uff01\uff08\u6587\u4ef6\u7ba1\u7406\u5668->\u4efb\u52a1\u7ba1\u7406\u5668\uff09<\/p>\n
2.4.1 System Monitor<\/h3>\n
Linux \u4e0a\u7684\u4efb\u52a1\u7ba1\u7406\u5668\uff08\u56fe\u5f62\u5316\u754c\u9762\uff09<\/p>\n
2.4.2 top<\/h3>\n
top\u547d\u4ee4\u7684\u529f\u80fd\u662f\u5b9e\u65f6\u663e\u793a\u7cfb\u7edf\u8fd0\u884c\u72b6\u6001\uff0c\u5305\u542b\u5904\u7406\u5668\u3001\u5185\u5b58\u3001\u670d\u52a1\u3001\u8fdb\u7a0b\u7b49\u91cd\u8981\u8d44\u4ea7\u4fe1\u606f\u3002
\n\u8fd0\u7ef4\u5de5\u7a0b\u5e08\u4eec\u5e38\u5e38\u4f1a\u628atop\u547d\u4ee4\u6bd4\u4f5c\u201c\u52a0\u5f3a\u7248\u7684Windows\u4efb\u52a1\u7ba1\u7406\u5668\u201d\uff0c\u56e0\u4e3a\u9664\u4e86\u80fd\u770b\u5230\u5e38\u89c4\u7684\u670d\u52a1\u8fdb\u7a0b\u4fe1\u606f\u4e4b\u5916\uff0c\u8fd8\u80fd\u591f\u5bf9\u5904\u7406\u5668\u548c\u5185\u5b58\u7684\u8d1f\u8f7d\u60c5\u51b5\u4e00\u76ee\u4e86\u7136\uff0c\u5b9e\u65f6\u611f\u77e5\u7cfb\u7edf\u5168\u5c40\u7684\u8fd0\u884c\u72b6\u6001\u3002
\ntop\u547d\u4ee4\u975e\u5e38\u9002\u5408\u4f5c\u4e3a\u63a5\u624b\u670d\u52a1\u5668\u540e\u6267\u884c\u7684\u7b2c\u4e00\u6761\u547d\u4ee4\u3002
\n
<\/div><\/p>\n
2.4.3 ps<\/h3>\n
ps(process status)\uff1a\u8fdb\u7a0b[!]\u72b6\u6001
\n\u6700\u590d\u6742\u7684\u547d\u4ee4\u4e4b\u4e00<\/p>\n
PID: \u8fdb\u7a0b\u7684\u6807\u8bc6<\/p>\n
\nps axo pid,comm,pcpu :\u663e\u793a\u8fdb\u7a0b\u7684pid\uff0c\u540d\u79f0\uff0ccpu\u5360\u7528\u7387<\/p>\n
ps -aux | grep named :\u67e5\u770bnamed\u8fdb\u7a0b\u8be6\u7ec6\u4fe1\u606f<\/p>\n
ps -l :\u5c06\u76ee\u524d\u5c5e\u4e8e\u60a8\u8fd9\u6b21\u767b\u5f55\u7684pid\u7684\u76f8\u5173\u4fe1\u606f\u5c55\u793a\u51fa\u6765<\/p>\n<\/blockquote>\n
2.4.4 kill<\/h3>\n
kill pid<\/p>\n
\nkill -9 pid :\u5f3a\u5236\u7ed3\u675f<\/p>\n<\/blockquote>\n
2.4.5 mount<\/h3>\n\n\u6302\u8f7d\uff1a\u6302\u8f7d\u662f\u6307\u5c06\u4e00\u4e2a\u6587\u4ef6\u7cfb\u7edf\u6216\u8bbe\u5907\u4e0e\u4e00\u4e2a\u76ee\u5f55\u6216\u6587\u4ef6\u7cfb\u7edf\u7684\u8def\u5f84\u5173\u8054\u8d77\u6765\uff0c\u4ee5\u4fbf\u8bbf\u95ee\u6216\u4f7f\u7528\u3002<\/p>\n
fdisk -l :\u67e5\u770b\u5f53\u524d\u6587\u4ef6\u7cfb\u7edf\/\u8bbe\u5907<\/p>\n<\/blockquote>\n
mount \u6587\u4ef6\u7cfb\u7edf\/\u8bbe\u5907 \u76ee\u6807\u6587\u4ef6\u5939 \uff1a\u6302\u8f7d\u5230\u6307\u5b9a\u8def\u5f84
\numount \u76ee\u6807\u6587\u4ef6\u5939 \uff1a\u53d6\u6d88\u6307\u5b9a\u6587\u4ef6\u5939\u4e0b\u7684\u6302\u8f7d
\n
<\/div><\/p>\n
2.4.6 df<\/h3>\n
report file system disk space usage
\n\u663e\u793a\u78c1\u76d8\u76f8\u5173\u4fe1\u606f<\/p>\n
\ndf -h:\u6362\u7b97\u5355\u4f4d\u540e\u663e\u793a<\/p>\n<\/blockquote>\n
2.4.7 du<\/h3>\n
disk usage
\n\u663e\u793a\u6307\u5b9a\u76ee\u5f55\u6216\u6587\u4ef6\u7684\u5927\u5c0f<\/p>\n
\ndu -h:\u6362\u7b97\u5355\u4f4d\u540e\u663e\u793as<\/p>\n<\/blockquote>\n
2.4.8 sort<\/h3>\n
\u5bf9\u6587\u4ef6\u5185\u5bb9\u8fdb\u884c\u6392\u5e8f
\nsort \u53c2\u6570 \u6587\u4ef6\u540d
\n
<\/div><\/p>\n
\ndu -sh * | sort -nr: \u6392\u5e8f\u5e76\u663e\u793a\u6587\u4ef6\u5360\u7528\u7a7a\u95f4<\/p>\n<\/blockquote>\n
2.4.9 grep<\/h3>\n
\u67e5\u627e\uff0c\u53ef\u4ee5\u5f88\u590d\u6742<\/p>\n
2.4.10 \u538b\u7f29\/\u6253\u5305 gzip\/tar<\/h3>\n
linux\u4e2d\u7684\u538b\u7f29\u6587\u4ef6
\n.gz : gzip \u89e3\u538b\u5de5\u5177\uff08.tar.gz\u6253\u5305\u7136\u540e\u538b\u7f29\uff09
\n.bzip2 ,.zip<\/p>\n
\u4e3a\u4ec0\u4e48\u662f.tar.gz
\ntar\u53ef\u4ee5\u5c06\u591a\u4e2a\u6587\u4ef6\u4fdd\u5b58\u5230\u4e00\u4e2a\u5f52\u6863\uff0c\u5e76\u80fd\u4ece\u5f52\u6863\u4e2d\u8fd8\u539f\u6240\u6709\u6587\u4ef6
\ngzip\uff08\u5305\u62ec\u5927\u591a\u6570\u5de5\u5177\uff09\u53ea\u80fd\u5c06\u4e00\u4e2a\u6587\u4ef6\u538b\u7f29
\n\u4e8e\u662f\u8bde\u751f\u4e86.tar.gz<\/p>\n
\ntar -zcvf \u6587\u4ef6\u540d \u6587\u4ef6\u8def\u5f84\uff1a\u538b\u7f29\u6587\u4ef6z:\u6253\u5305\u4e3agzip\u683c\u5f0f\uff0cc:\u6253\u5305\u4e3a\u4e00\u4e2a\u65b0\u6587\u4ef6\uff0cv:\u663e\u793a\u8fc7\u7a0b\uff0cf:\u6307\u5b9a\u6587\u4ef6\u540d
\ntar -zxvf \u6587\u4ef6 \u6587\u4ef6\u8def\u5f84\uff1a \u89e3\u538b\u7f29\u6587\u4ef6x:\u89e3\u538b\u6587\u4ef6<\/p>\n<\/blockquote>\n","protected":false},"excerpt":{"rendered":"
1.Linux \u521d\u6b65\u8ba4\u8bc6 Unix -> Linux -> Ubuntu(\u4e2a\u4eba)\u3001CentOS\uff08\u516c […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[10],"class_list":["post-115","post","type-post","status-publish","format-standard","hentry","category-linux","tag-study"],"_links":{"self":[{"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/posts\/115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/levin.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=115"}],"version-history":[{"count":20,"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/posts\/115\/revisions"}],"predecessor-version":[{"id":544,"href":"https:\/\/levin.ink\/index.php?rest_route=\/wp\/v2\/posts\/115\/revisions\/544"}],"wp:attachment":[{"href":"https:\/\/levin.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/levin.ink\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/levin.ink\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=115"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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