{"id":3392,"date":"2023-01-06T16:23:03","date_gmt":"2023-01-06T08:23:03","guid":{"rendered":"https:\/\/qaqaq.top\/?p=3392"},"modified":"2023-01-06T16:35:56","modified_gmt":"2023-01-06T08:35:56","slug":"linux%e5%b8%b8%e7%94%a8%e5%91%bd%e4%bb%a4-%e8%bf%9b%e7%a8%8b%e7%9b%b8%e5%85%b3%e5%91%bd%e4%bb%a4%e9%87%8d%e8%a6%81","status":"publish","type":"post","link":"https:\/\/qaqaq.top\/?p=3392","title":{"rendered":"Linux\u5e38\u7528\u547d\u4ee4 \u8fdb\u7a0b\u76f8\u5173\u547d\u4ee4[\u91cd\u8981]"},"content":{"rendered":"\n

Part01 ps<\/h2>\n\n\n\n

1\u3001\u7b80\u4ecb<\/h3>\n\n\n\n

\u547d\u4ee4\uff1aps<\/p>\n\n\n\n

\u5bf9\u5e94\u5355\u8bcd\uff1aprocess status<\/p>\n\n\n\n

\u4f5c\u7528\uff1a\u67e5\u770b\u5f53\u524d\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b<\/p>\n\n\n\n

\u5e38\u7528\u53c2\u6570\u7ec4\u5408\uff1aps -ef<\/p>\n\n\n\n

-e\u53c2\u6570\uff1a\u5bf9\u5e94\u5355\u8bcdentire\uff0c\u8868\u793a\u5168\u90e8\u3002\u5177\u4f53\u6307\u663e\u793a\u7cfb\u7edf\u4e2d\u5168\u90e8\u7684\u8fdb\u7a0b\u4fe1\u606f\u3002<\/p>\n\n\n\n

-f\u53c2\u6570\uff1a\u5bf9\u5e94\u5355\u8bcdfull-formate\uff0c\u8868\u793a\u5b8c\u6574\u683c\u5f0f\u3002<\/p>\n\n\n\n

\u6548\u679c\uff1a<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

2\u3001\u8fdb\u7a0b\u4fe1\u606f\u4e2d\u5404\u5217\u6570\u636e\u8bf4\u660e<\/h3>\n\n\n\n
\u5217\u540d<\/th>\u542b\u4e49<\/th><\/tr><\/thead>
UID<\/td>\u8fdb\u7a0b\u7684\u7528\u6237\u4fe1\u606f<\/td><\/tr>
PID<\/td>\u8fdb\u7a0bid\u3002\u7531\u7cfb\u7edf\u5206\u914d\uff0c\u4e0d\u4f1a\u91cd\u590d\u3002<\/td><\/tr>
PPID<\/td>\u7236\u8fdb\u7a0b\u7684id\u3002\u7236\u8fdb\u7a0b\u548c\u5b50\u8fdb\u7a0b\u7684\u5173\u7cfb\u662f\uff1a\u7236\u8fdb\u7a0b\u542f\u52a8\u4e86\u5b50\u8fdb\u7a0b\u3002<\/td><\/tr>
CMD<\/td>\u5f53\u524d\u8fdb\u7a0b\u6240\u5bf9\u5e94\u7684\u7a0b\u5e8f\u3002<\/td><\/tr>
C<\/td>\u7528\u6574\u6570\u8868\u793a\u7684CPU\u4f7f\u7528\u7387<\/td><\/tr>
STIME<\/td>\u8fdb\u7a0b\u542f\u52a8\u65f6\u95f4<\/td><\/tr>
TTY<\/td>\u8fdb\u7a0b\u6240\u5728\u7ec8\u7aef\u3002\u6240\u8c13\u7ec8\u7aef\u5c31\u662f\u7528\u6237\u8f93\u5165\u547d\u4ee4\u7684\u64cd\u4f5c\u754c\u9762\u3002<\/td><\/tr>
TIME<\/td>\u8fdb\u7a0b\u6240\u5360\u7528\u7684CPU\u65f6\u95f4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

3\u3001\u7236\u8fdb\u7a0b\u548c\u5b50\u8fdb\u7a0b\u4e4b\u95f4\u7684\u5173\u7cfb<\/h3>\n\n\n\n

\u7b80\u5355\u6765\u8bf4\uff0c\u7236\u8fdb\u7a0b\u548c\u5b50\u8fdb\u7a0b\u7684\u5173\u7cfb\u662f\uff1a\u7236\u8fdb\u7a0b\u542f\u52a8\u4e86\u5b50\u8fdb\u7a0b\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528pstree\u547d\u4ee4\u67e5\u770b\u6574\u4e2a\u8fdb\u7a0b\u6811\u3002<\/p>\n\n\n\n

\"\"\/<\/div><\/figure>\n\n\n\n

4\u3001\u548c\u5176\u4ed6\u547d\u4ee4\u914d\u5408<\/h3>\n\n\n\n

\u2460\u5206\u5c4f\u67e5\u770b\u8fdb\u7a0b\u4fe1\u606f<\/h5>\n\n\n\n

\u5168\u90e8\u8fdb\u7a0b\u7684\u4fe1\u606f\u592a\u591a\u4e86\uff0c\u4e00\u5c4f\u65e0\u6cd5\u5168\u90e8\u663e\u793a\uff0c\u6240\u4ee5\u6211\u4eec\u5e0c\u671b\u53ef\u4ee5\u5206\u5c4f\u663e\u793a\u5e76\u7531\u6211\u4eec\u6765\u63a7\u5236\u7ffb\u9875\u3002\u4e3a\u4e86\u8fbe\u5230\u8fd9\u4e2a\u76ee\u6807\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u7ba1\u9053\u7b26\u53f7\u5c06ps -ef\u547d\u4ee4\u7684\u8f93\u51fa\u6570\u636e\u4f20\u9001\u7ed9less\u547d\u4ee4\u3002<\/p>\n\n\n\n

\n

ps -ef | less<\/p>\n<\/blockquote>\n\n\n\n

\u2461\u7cbe\u786e\u67e5\u8be2\u4e00\u4e2a\u5177\u4f53\u8fdb\u7a0b\u4fe1\u606f<\/h4>\n\n\n\n

\u6211\u4eec\u901a\u8fc7Xshell\u8fdc\u7a0b\u8fde\u63a5Linux\u7cfb\u7edf\uff0c\u9760\u7684\u662fsshd\u8fd9\u4e2a\u670d\u52a1\u3002\u8fd9\u4e2a\u670d\u52a1\u5982\u679c\u6b63\u5728\u8fd0\u884c\u4e2d\uff0c\u90a3\u4e48\u4e00\u5b9a\u4f1a\u6709\u8fd9\u4e2a\u670d\u52a1\u5bf9\u5e94\u7684\u8fdb\u7a0b\u3002\u6240\u4ee5\u4e0b\u9762\u6211\u4eec\u6765\u67e5\u8be2\u4e00\u4e0bsshd\u8fd9\u4e2a\u547d\u4ee4\u7684\u8fdb\u7a0b\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u6211\u4eec\u770b\u5230\u8fd9\u91cc\u8fd4\u56de\u4e863\u6761\u7ed3\u679c\uff0c\u5176\u4e2d\u524d\u4e24\u5929\u90fd\u662f\u548csshd\u670d\u52a1\u76f8\u5173\u7684\u7ed3\u679c\uff0c\u4f46\u662f\u6700\u540e\u4e00\u6761\u4e0d\u662f\u3002<\/p>\n\n\n\n

\n

root 72826 3456 0 20:06 pts\/0 00:00:00 grep –color=auto sshd<\/p>\n<\/blockquote>\n\n\n\n

\u4ed4\u7ec6\u89c2\u5bdf\u4e00\u4e0b\u5c31\u80fd\u53d1\u73b0\uff0c\u8fd9\u5176\u5b9e\u662fgrep\u547d\u4ee4\u672c\u8eab\u3002\u56e0\u4e3agrep\u547d\u4ee4\u8fd0\u884c\u8fc7\u7a0b\u4e2d\u672c\u8eab\u4e5f\u662f\u4e00\u4e2a\u8fdb\u7a0b\uff0c\u201cgrep sshd\u201d\u6b63\u597d\u4e5f\u5339\u914dsshd\uff0c\u6240\u4ee5\u5c31\u88ab\u9009\u4e2d\u4e86\u3002\u4f46\u662f\u8fd9\u662f\u4e00\u4e2a\u5e72\u6270\u9879\uff0c\u5e76\u4e0d\u662f\u6211\u4eec\u771f\u6b63\u8981\u67e5\u8be2\u7684\u5185\u5bb9\uff0c\u6240\u4ee5\u9700\u8981\u628a\u5b83\u4ece\u67e5\u8be2\u7ed3\u679c\u4e2d\u6392\u9664\u3002<\/p>\n\n\n\n

\"\"<\/div><\/figure>\n\n\n\n

\u518d\u7528\u4e00\u5c42\u7ba1\u9053\uff0c\u4f7f\u7528grep\u547d\u4ee4\u7684-v\u53c2\u6570\u628a\u5339\u914dgrep\u7684\u884c\u6392\u9664\uff0c\u8fd4\u56de\u4e0d\u5339\u914d\u7684\u7ed3\u679c\uff0c\u8fd9\u5c31\u662f\u6211\u4eec\u6700\u7ec8\u60f3\u8981\u7684\u3002<\/p>\n\n\n\n

Part02 kill<\/h2>\n\n\n\n

1\u3001\u7b80\u4ecb<\/h3>\n\n\n\n

\u547d\u4ee4\uff1akill<\/p>\n\n\n\n

\u4f5c\u7528\uff1a\u6740\u6b7b\u8fdb\u7a0b<\/p>\n\n\n\n

\u8bf4\u660e\uff1akill\u547d\u4ee4\u672c\u8d28\u4e0a\u662f\u7ed9\u8fdb\u7a0b\u53d1\u9001\u4fe1\u53f7\u3002<\/p>\n\n\n\n

2\u3001\u4e3e\u4f8b<\/h3>\n\n\n\n

\u2460\u6253\u5f00\u706b\u72d0\u6d4f\u89c8\u5668<\/h4>\n\n\n\n

\u5728Linux\u7cfb\u7edf\u4e2d\u6253\u5f00Linux\u7cfb\u7edf\u81ea\u5e26\u7684\u706b\u72d0\u6d4f\u89c8\u5668\u3002<\/p>\n\n\n\n

\"\"\/<\/div><\/figure>\n\n\n\n

\u2461\u67e5\u770b\u706b\u72d0\u6d4f\u89c8\u5668\u7684\u8fdb\u7a0bid<\/h4>\n\n\n\n
\"\"<\/div><\/figure>\n\n\n\n

\u53e6\u5916\u4e00\u4e2a\u662f\u6d4f\u89c8\u5668\u63d2\u4ef6\uff0c\u4e0d\u7528\u7ba1\u3002<\/p>\n\n\n\n

\u2462\u4f7f\u7528kill\u547d\u4ee4\u7ed3\u675f\u706b\u72d0\u6d4f\u89c8\u5668\u8fdb\u7a0b<\/h4>\n\n\n\n
\n

kill -s kill 3325<\/p>\n<\/blockquote>\n\n\n\n

\u53e6\u4e00\u79cd\u5199\u6cd5\u662f<\/p>\n\n\n\n

\n

kill -9 3325<\/p>\n<\/blockquote>\n\n\n\n

\u4e0a\u9762\u4e24\u79cd\u5199\u6cd5\u672c\u8d28\u4e0a\u90fd\u662f\u53d1\u9001kill\u4fe1\u53f7\u7ed9\u706b\u72d0\u6d4f\u89c8\u5668\u8fdb\u7a0b\u3002<\/p>\n\n\n\n

Part03 top<\/h2>\n\n\n\n

1\u3001\u7b80\u4ecb<\/h3>\n\n\n\n

\u547d\u4ee4\uff1atop<\/p>\n\n\n\n

\u4f5c\u7528\uff1a\u5b9e\u65f6\u67e5\u770b\u7cfb\u7edf\u8fd0\u884c\u60c5\u51b5\u548c\u5065\u5eb7\u72b6\u6001\u3002<\/p>\n\n\n\n

\"\"\/<\/div><\/figure>\n\n\n\n

2\u3001\u7ec6\u8282<\/h3>\n\n\n\n

\u2460\u547d\u4ee4\u4e0e\u53c2\u6570<\/h4>\n\n\n\n
\u547d\u4ee4\u540d<\/th>\u66f4\u65b0\u65f6\u95f4\u95f4\u9694\uff08\u79d2\uff09<\/th>\u4e0d\u663e\u793a\u4efb\u4f55\u95f2\u7f6e\u6216\u8005\u50f5\u6b7b\u8fdb\u7a0b<\/th>\u901a\u8fc7\u8fdb\u7a0bid\u76d1\u63a7\u5355\u4e00\u8fdb\u7a0b<\/th><\/tr><\/thead>
top<\/td>-d \u95f4\u9694\u79d2\u6570<\/td>-i<\/td>-p \u8fdb\u7a0bid<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u2461\u64cd\u4f5c\u63a7\u5236<\/h4>\n\n\n\n
\u6309\u952e<\/th>\u529f\u80fd<\/th><\/tr><\/thead>
P<\/td>\u9ed8\u8ba4\u503c\uff0c\u6839\u636eCPU\u4f7f\u7528\u7387\u6392\u5e8f<\/td><\/tr>
M<\/td>\u4ee5\u5185\u5b58\u7684\u4f7f\u7528\u7387\u6392\u5e8f<\/td><\/tr>
N<\/td>\u4ee5PID\u6392\u5e8f<\/td><\/tr>
d<\/td>\u8bbe\u7f6e\u6570\u636e\u5237\u65b0\u7684\u65f6\u95f4\u95f4\u9694\uff0c\u5355\u4f4d\u662f\u79d2<\/td><\/tr>
q<\/td>\u9000\u51fa<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u5728top\u547d\u4ee4\u6a21\u5f0f\u4e0b\u6309h\u952e\u4f1a\u663e\u793a\u5982\u4e0b\u7684\u5e2e\u52a9\u4fe1\u606f\uff1a<\/p>\n\n\n\n

\"\"\/<\/div><\/figure>\n\n\n\n

\u2462\u67e5\u8be2\u7ed3\u679c\u5b57\u6bb5\u89e3\u91ca<\/h4>\n\n\n\n

[1]\u7b2c\u4e00\u884c\u4fe1\u606f\u4e3a\u4efb\u52a1\u961f\u5217\u4fe1\u606f<\/h5>\n\n\n\n
\u5185\u5bb9\u4e3e\u4f8b<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
12:26:49<\/td>\u7cfb\u7edf\u5f53\u524d\u65f6\u95f4<\/td><\/tr>
up 1 day, 13:32<\/td>\u7cfb\u7edf\u7684\u8fd0\u884c\u65f6\u95f4\uff0c\u524d\u9762\u4f8b\u5b50\u8868\u793a\u672c\u673a\u5df2\u7ecf\u8fd0\u884c1\u592913\u5c0f\u65f632\u5206\u949f<\/td><\/tr>
2 users<\/td>\u5f53\u524d\u767b\u5f55\u4e862\u4e2a\u7528\u6237<\/td><\/tr>
load average:0.00, 0.00, 0.00<\/td>\u7cfb\u7edf\u5728\u4e4b\u524d1\u5206\u949f\uff0c5\u5206\u949f\uff0c15\u5206\u949f\u7684\u5e73\u5747\u8d1f\u8f7d\u3002 <br>\u4e00\u822c\u8ba4\u4e3a\u5c0f\u4e8e1\u65f6\uff0c\u8d1f\u8f7d\u8f83\u5c0f\u3002\u5982\u679c\u5927\u4e8e1\uff0c\u7cfb\u7edf\u5df2\u7ecf\u8d85\u51fa\u8d1f\u8377\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
[2]\u7b2c\u4e8c\u884c\u4e3a\u8fdb\u7a0b\u4fe1\u606f<\/h5>\n\n\n\n
\u5185\u5bb9\u4e3e\u4f8b<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
Tasks: 95 total<\/td>\u7cfb\u7edf\u4e2d\u7684\u8fdb\u7a0b\u603b\u6570<\/td><\/tr>
1 running<\/td>\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b\u6570<\/td><\/tr>
94 sleeping<\/td>\u7761\u7720\u7684\u8fdb\u7a0b<\/td><\/tr>
0 stopped<\/td>\u6b63\u5728\u505c\u6b62\u7684\u8fdb\u7a0b<\/td><\/tr>
0 zombie<\/td>\u50f5\u5c38\u8fdb\u7a0b\u3002\u5982\u679c\u4e0d\u662f0\uff0c\u9700\u8981\u624b\u5de5\u68c0\u67e5\u50f5\u5c38\u8fdb\u7a0b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
[3]\u7b2c\u4e09\u884c\u4e3aCPU\u4fe1\u606f<\/h5>\n\n\n\n
\u5185\u5bb9\u4e3e\u4f8b<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
Cpu(s):0.1%us<\/td>\u7528\u6237\u7a7a\u95f4\u5360\u7528\u7684CPU\u767e\u5206\u6bd4\uff0cus\u5bf9\u5e94user<\/td><\/tr>
0.1%sy<\/td>\u5185\u6838\u7a7a\u95f4\u5360\u7528\u7684CPU\u767e\u5206\u6bd4\uff0csy\u5bf9\u5e94system<\/td><\/tr>
0.0%ni<\/td>\u6539\u53d8\u8fc7\u4f18\u5148\u7ea7\u7684\u8fdb\u7a0b\u5360\u7528\u7684CPU\u767e\u5206\u6bd4\uff0cni\u5bf9\u5e94niced<\/td><\/tr>
99.7%id<\/td>\u7a7a\u95f2CPU\u7684CPU\u767e\u5206\u6bd4<\/td><\/tr>
0.1%wa<\/td>\u7b49\u5f85\u8f93\u5165\/\u8f93\u51fa\u7684\u8fdb\u7a0b\u7684\u5360\u7528CPU\u767e\u5206\u6bd4\uff0cwa\u5bf9\u5e94IO wait<\/td><\/tr>
0.0%hi<\/td>\u786c\u4e2d\u65ad\u8bf7\u6c42\u670d\u52a1\u5360\u7528\u7684CPU\u767e\u5206\u6bd4\uff0chi\u5bf9\u5e94hardware IRQ<\/td><\/tr>
0.1%si<\/td>\u8f6f\u4e2d\u65ad\u8bf7\u6c42\u670d\u52a1\u5360\u7528\u7684CPU\u767e\u5206\u6bd4\uff0csi\u5bf9\u5e94software IRQ<\/td><\/tr>
0.0%st<\/td>st\uff08Steal time\uff09\u865a\u62df\u65f6\u95f4\u767e\u5206\u6bd4\uff0c\u4e5f\u53eb\u88abhypervisor\u5077\u8d70\u7684\u65f6\u95f4\u3002 <br>\u5c31\u662f\u5f53\u6709\u865a\u62df\u673a\u65f6\uff0c\u865a\u62dfCPU\u7b49\u5f85\u5b9e\u9645CPU\u7684\u65f6\u95f4\u767e\u5206\u6bd4\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
[4]\u7b2c\u56db\u884c\u4e3a\u7269\u7406\u5185\u5b58\u4fe1\u606f<\/h5>\n\n\n\n
\u5185\u5bb9\u4e3e\u4f8b<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
2031912 total<\/td>\u7269\u7406\u5185\u5b58\u7684\u603b\u91cf\uff0c\u5355\u4f4dKB<\/td><\/tr>
70496 free<\/td>\u7a7a\u95f2\u7684\u7269\u7406\u5185\u5b58\u6570\u91cf<\/td><\/tr>
1780676 used<\/td>\u5df2\u7ecf\u4f7f\u7528\u7684\u7269\u7406\u5185\u5b58\u6570\u91cf<\/td><\/tr>
174864 buff\/cache<\/td>\u4f5c\u4e3a\u7f13\u51b2\u7684\u5185\u5b58\u6570\u91cf<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u4f7f\u7528\u4e2d\u7684\u5185\u5b58\u603b\u91cf\uff08used\uff09\u6307\u7684\u662f\u73b0\u5728\u7cfb\u7edf\u5185\u6838\u63a7\u5236\u7684\u5185\u5b58\u6570\uff0c\u7a7a\u95f2\u5185\u5b58\u603b\u91cf\uff08free\uff09\u662f\u8fd8\u672a\u7eb3\u5165\u5185\u6838\u7ba1\u63a7\u8303\u56f4\u7684\u6570\u91cf\u3002<\/p>\n\n\n\n

\u7eb3\u5165\u5185\u6838\u7ba1\u7406\u7684\u5185\u5b58\u4e0d\u89c1\u5f97\u90fd\u5728\u4f7f\u7528\u4e2d\uff0c\u8fd8\u5305\u62ec\u8fc7\u53bb\u4f7f\u7528\u8fc7\u7684\u73b0\u5728\u53ef\u4ee5\u88ab\u91cd\u590d\u5229\u7528\u7684\u5185\u5b58\uff0c\u5185\u6838\u5e76\u4e0d\u628a\u8fd9\u4e9b\u53ef\u88ab\u91cd\u65b0\u4f7f\u7528\u7684\u5185\u5b58\u8fd8\u7ed9free\uff0c\u56e0\u6b64Linux\u7cfb\u7edf\u8fd0\u884c\u8fc7\u7a0b\u4e2dfree\u5185\u5b58\u4f1a\u8d8a\u6765\u8d8a\u5c11\uff0c\u4f46\u4e0d\u5f71\u54cd\u7cfb\u7edf\u8fd0\u884c\u3002\u56e0\u4e3a\u8fd9\u8868\u793a\u66f4\u591a\u7684\u7a7a\u95f2\u5185\u5b58\u88ab\u5185\u6838\u7ba1\u7406\u4e86\u3002<\/p>\n\n\n\n

[5]\u7b2c\u4e94\u884c\u4e3a\u4ea4\u6362\u5206\u533a\uff08swap\uff09\u4fe1\u606f<\/h5>\n\n\n\n
\u5185\u5bb9\u4e3e\u4f8b<\/th>\u8bf4\u660e<\/th><\/tr><\/thead>
2097148 total<\/td>\u4ea4\u6362\u5206\u533a\uff08\u865a\u62df\u5185\u5b58\uff09\u7684\u603b\u5927\u5c0f<\/td><\/tr>
1137824 free<\/td>\u7a7a\u95f2\u4ea4\u6362\u5206\u533a\u7684\u5927\u5c0f<\/td><\/tr>
959324 used<\/td>\u5df2\u7ecf\u4f7f\u7528\u7684\u4ea4\u4e92\u5206\u533a\u7684\u5927\u5c0f<\/td><\/tr>
58640 avail Mem<\/td>\u5728\u4e0d\u4ea4\u6362\u7684\u60c5\u51b5\u4e0b\uff0c\u5bf9\u542f\u52a8\u65b0\u5e94\u7528\u7a0b\u5e8f\u53ef\u7528\u5185\u5b58\u7684\u4f30\u8ba1<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u4ea4\u6362\u5206\u533a\u662f\u4e00\u4e2a\u975e\u5e38\u503c\u5f97\u5173\u6ce8\u7684\u5730\u65b9\uff0c\u5982\u679cswap\u533a\u7684used\u6570\u503c\u6301\u7eed\u53d1\u751f\u53d8\u5316\u90a3\u4e48\u8bf4\u660e\u5728\u5185\u6838\u548c\u4ea4\u6362\u5206\u533a\u4e4b\u95f4\u6b63\u5728\u6301\u7eed\u53d1\u751f\u6570\u636e\u4ea4\u6362\uff0c\u8fd9\u8868\u793a\u5185\u5b58\u4e0d\u591f\u7528\u4e86\u2014\u2014\u5fc5\u987b\u4e0d\u65ad\u628a\u5185\u5b58\u4e2d\u7684\u6570\u636e\u4fdd\u5b58\u5230\u786c\u76d8\u4e0a\u3002<\/p>\n\n\n\n

Part04 netstat<\/h2>\n\n\n\n

1\u3001\u7b80\u4ecb<\/h3>\n\n\n\n

\u547d\u4ee4\uff1anetstat<\/p>\n\n\n\n

\u5bf9\u5e94\u5355\u8bcd\uff1anet status<\/p>\n\n\n\n

\u4f5c\u7528\uff1a\u67e5\u770b\u7f51\u7edc\u72b6\u6001<\/p>\n\n\n\n

\u5e38\u7528\u53c2\u6570\uff1anetstat -anp<\/p>\n\n\n\n

\u53c2\u6570\u540d<\/th>\u4f5c\u7528<\/th><\/tr><\/thead>
-a<\/td>\u663e\u793a\u6240\u6709\u6b63\u5728\u6216\u4e0d\u5728\u4fa6\u542c\u7684\u5957\u63a5\u5b57\u3002<\/td><\/tr>
-n<\/td>\u663e\u793a\u6570\u5b57\u5f62\u5f0f\u5730\u5740\u800c\u4e0d\u662f\u53bb\u89e3\u6790\u4e3b\u673a\u3001\u7aef\u53e3\u6216\u7528\u6237\u540d\u3002<\/td><\/tr>
-p<\/td>\u663e\u793a\u5957\u63a5\u5b57\u6240\u5c5e\u8fdb\u7a0b\u7684PID\u548c\u540d\u79f0\u3002<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

2\u3001\u8bf4\u660e<\/h3>\n\n\n\n

netstat\u547d\u4ee4\u663e\u793a\u7684\u7f51\u7edc\u72b6\u6001\u4fe1\u606f\u5305\u542b\u4e24\u90e8\u5206\u5185\u5bb9\uff1a<\/p>\n\n\n\n

    \n
  • \u672c\u673a\u548c\u5916\u90e8\u7684\u8fde\u63a5\u72b6\u6001\u4fe1\u606f<\/li>\n\n\n\n
  • \u672c\u673a\u7cfb\u7edf\u5185\u90e8\u8fdb\u7a0b\u95f4\u901a\u4fe1\u4fe1\u606f<\/li>\n<\/ul>\n\n\n\n

    \u2460\u7f51\u7edc\u8fde\u63a5\u4fe1\u606f<\/h4>\n\n\n\n
    \"\"\/<\/div><\/figure>\n\n\n\n

    \u5b57\u6bb5\u542b\u4e49\u8bf4\u660e\uff1a<\/p>\n\n\n\n

    \"\"\/<\/div><\/figure>\n\n\n\n

    \u2461\u8fdb\u7a0b\u95f4\u901a\u4fe1\u4fe1\u606f<\/h4>\n\n\n\n
    \"\"\/<\/div><\/figure>\n\n\n\n

    \u6211\u4eec\u91cd\u70b9\u5173\u6ce8\u7684\u662f\u7f51\u7edc\u8fde\u63a5\u4fe1\u606f\u3002<\/p>\n\n\n\n

    3\u3001\u4f7f\u7528\u6280\u5de7<\/h3>\n\n\n\n

    \u2460\u5206\u5c4f\u67e5\u770b<\/h4>\n\n\n\n

    TIP<\/p>\n\n\n\n

    netstat -anp | less<\/p>\n\n\n\n

    \u2461\u6839\u636e\u8fdb\u7a0b\u540d\u79f0\u67e5\u770b\u7f51\u7edc\u72b6\u6001<\/h4>\n\n\n\n

    TIP<\/p>\n\n\n\n

    netstat -anp | grep sshd<\/p>\n\n\n\n

    \u2462\u6839\u636e\u7aef\u53e3\u53f7\u67e5\u770b\u7f51\u7edc\u72b6\u6001<\/h4>\n\n\n\n

    TIP<\/p>\n\n\n\n

    netstat -anp | grep :22<\/p>\n\n\n\n

    \u8fd9\u91cc\u9700\u8981\u6ce8\u610f\u4e00\u4e0b\uff0c\u7aef\u53e3\u53f7\u672c\u8eab\u5c31\u662f\u4e00\u4e32\u6570\u5b57\uff0c\u8fdb\u7a0bid\u4e5f\u662f\u4e00\u4e32\u6570\u5b57\u3002\u90a3\u4e48\u6839\u636e\u7aef\u53e3\u53f7\u5339\u914d\u65f6\uff0c\u5f88\u591a\u65e0\u5173\u7684\u8fdb\u7a0bid\u4e5f\u4f1a\u88ab\u5339\u914d\u5230\uff0c\u9020\u6210\u5927\u91cf\u4e0d\u5fc5\u8981\u7684\u5e72\u6270\u3002\u6b64\u65f6\u7ed9\u7aef\u53e3\u53f7\u6570\u5b57\u524d\u52a0\u4e0a\u5192\u53f7\u5c31\u597d\u591a\u4e86\u3002<\/p>\n\n\n\n

    \"\"<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"

    Part01 ps 1\u3001\u7b80\u4ecb \u547d\u4ee4\uff1aps \u5bf9\u5e94\u5355\u8bcd\uff1aprocess status \u4f5c\u7528\uff1a\u67e5\u770b\u5f53\u524d\u6b63\u5728\u8fd0\u884c\u7684\u8fdb\u7a0b […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[67],"tags":[51],"class_list":["post-3392","post","type-post","status-publish","format-standard","hentry","category-linux-code","tag-linux"],"_links":{"self":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/3392"}],"collection":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3392"}],"version-history":[{"count":2,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/3392\/revisions"}],"predecessor-version":[{"id":3419,"href":"https:\/\/qaqaq.top\/index.php?rest_route=\/wp\/v2\/posts\/3392\/revisions\/3419"}],"wp:attachment":[{"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3392"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3392"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/qaqaq.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3392"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}