1\u3001Nginx\u5b9e\u73b0HTTP\u53caTCP\u8d1f\u8f7d\u5747\u8861\u7684\u6a21\u5757\uff1f
\nHTTP\u5c31\u662f\u5de5\u4f5c\u5728\u4e03\u5c42\u534f\u8bae
\nTCP\u5de5\u4f5c\u5728\u56db\u5c42\u534f\u8bae<\/p>\n
Nginx\u4e03\u5c42\u8d1f\u8f7d\uff1a
\n\u4e03\u5c42\u901a\u8fc7\u865a\u62df\u7684URL\u6216\u4e3b\u673a\u540d\u63a5\u6536\u8bf7\u6c42
\n\u5728server\u91cc\u9762\u914d\u7f6elocation\u53cd\u5411\u4ee3\u7406\u7ed9\u771f\u5b9e\u670d\u52a1\u5668\u3002<\/p>\n
Nginx\u56db\u5c42\u8d1f\u8f7d\uff1a
\n\u56db\u5c42\u5c31\u662f\u57fa\u4e8eIP+\u7aef\u53e3\u7684\u8d1f\u8f7d\u5747\u8861
\n\u53ef\u4ee5\u5b9a\u4e49stream\uff0c\u5b83\u548cserver\u5e73\u7b49\u7ea7\uff0c\u53ef\u4ee5\u5b9a\u4e49\u591a\u4e2a\u7aef\u53e3\uff0c\u7136\u540e\u518dpare_pass
\n\u53cd\u5411\u4ee3\u7406\u5230\u771f\u5b9e\u670d\u52a1\u5668\u3002<\/p>\n
2\u3001Nginx\u4e2d\u7684\u6a21\u5757\u5206\u7c7b\u53ca\u5e38\u89c1\u6838\u5fc3\u6a21\u5757\u6709\u54ea\u4e9b\uff1f
\nNginx\u7684\u67b6\u6784
\nMaster\uff1a
\n\u53ea\u8d1f\u8f7d\u4efb\u52a1\u5206\u53d1\u8c03\u5ea6\uff0c\u52a0\u8f7dconf\u914d\u7f6e\u6587\u4ef6\u548c\u8c03\u5ea6worker\u3002
\nworker\uff1a
\n\u53ea\u8d1f\u8d23\u5904\u7406Master\u5206\u53d1\u7684\u8bf7\u6c42\uff0c\u53ef\u4ee5\u5728\u5168\u5c40\u914d\u7f6e\u91cc\u9762\u914d\u7f6e\u591a\u4e2a\u8fdb\u7a0b\u6570\u91cf\u3002<\/p>\n
Standard HTTP modules\u6807\u51c6\u7684http\u6a21\u5757
\nOptional HTTP modules\u53ef\u9009\u7684http\u6a21\u5757
\nMail modules\u90ae\u4ef6\u6a21\u5757
\nStream modules\uff1a\u6d41\u6a21\u5757\uff0c\u4f20\u8f93\u5c42\u4ee3\u7406\uff0c4\u5c42tcp\u548cudp\u4ee3\u7406\uff0c\u4f20\u8f93\u5c42\u4ee3\u7406
\n3rd party modules\u7b2c\u4e09\u65b9\u6a21\u5757<\/p>\n
3\u3001Nginx\u8d1f\u8f7d\u5747\u8861\u4e2d\u5e38\u89c1\u7684\u7b97\u6cd5\u53ca\u539f\u7406\u6709\u54ea\u4e9b\uff1f
\n\u5e38\u89c1\u7684\u7b97\u6cd5\u6709
\n\u8f6e\u8be2\uff0c\u52a0\u6743\u8f6e\u8be2:
\n\u8f6e\u8be2\u662f\u4e00\u5b9a\u65f6\u95f4\u7ed9\u6bcf\u53f0\u670d\u52a1\u5668\u5206\u914d\u6570\u91cf\u5dee\u4e0d\u591a\u7684\u8bf7\u6c42\u3002
\n\u52a0\u6743\u8f6e\u8be2\u662f\u6839\u636e\u670d\u52a1\u5668\u7684\u6027\u80fd\u5206\u914d\uff0c\u6743\u91cd\u8d8a\u5927\u5206\u914d\u8bf7\u6c42\u8d8a\u591a\u3002
\nip_hash\uff1a
\n\u5ba2\u6237\u7aef\u7ed1\u5b9a\u8bf7\u6c42\uff0c\u6bcf\u6b21\u8bf7\u6c42\u5c31\u5728\u7ed1\u5b9a\u7684\u670d\u52a1\u5668\u5728\u5904\u7406
\nleast_conn:
\n\u54ea\u4e2a\u670d\u52a1\u5668\u7684\u95f2\u7f6e\u8d44\u6e90\u591a,\u8bf7\u6c42\u5c31\u591a\u5f80\u54ea\u4e2a\u670d\u52a1\u5668\u53d1\u9001\u3002
\nfail\uff1a
\n\u6839\u636e\u8bf7\u6c42\u54cd\u5e94\u65f6\u95f4\uff0c\u667a\u80fd\u5206\u914d\u8bf7\u6c42\u6570\u91cf
\nurl_hash\uff1a
\n\u6839\u636eurlhash\u5206\u914d\u8bf7\u6c42<\/p>\n
4\u3001Nginx\u5b9e\u73b0\u8d1f\u8f7d\u5747\u8861\u96c6\u7fa4\u7684\u4e3b\u8981\u914d\u7f6e\u53c2\u6570\u8981\u54ea\u4e9b\uff1f
\n\u6bd4\u5982http\u7684\u8d1f\u8f7d\u5747\u8861\uff0cNginx\u4f5c\u4e3a\u53cd\u5411\u4ee3\u7406
\n\u914d\u7f6eupstream\u53c2\u6570\u4e3a\u771f\u5b9e\u670d\u52a1\u5668\u540d\u79f0\uff08\u8ddfserver\u540c\u7ea7\uff09
\n\u7136\u540e\u5728server\u914d\u7f6e\u91cc\u9762\u914d\u7f6elocation\u5224\u65ad\u4ec0\u4e48\u9875\u9762
\n\u901a\u8fc7proey_pass \u4ee3\u7406\u5230\u5904\u7406\u4ec0\u4e48\u9875\u9762\u7684\u670d\u52a1\u5668\u3002<\/p>\n
5\u3001Nginx\u8d1f\u8f7d\u5747\u8861\u4e2d\u5e38\u7528\u7684server\u914d\u7f6e\u53c2\u6570\u6709\u54ea\u4e9b\uff1f
\nupstream:\u5b9a\u4e49\u4e00\u7ec4\u771f\u5b9e\u670d\u52a1\u5668
\nproxy_pass\uff1a\u53cd\u5411\u4ee3\u7406
\nweight\uff1a\u8f6e\u8be2\u6743\u503c
\nleast_conn\uff1a\u8d44\u6e90\u670d\u52a1\u5668\u54ea\u4e2a\u8d44\u6e90\u5360\u7528\u5c11\u8bf7\u6c42\u591a\u5f80\u90a3\u4e2a\u53d1
\nfair\uff1a\u6839\u636e\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4\u5206\u914d\u8bf7\u6c42
\nurl_hash\uff1a\u6839\u636eurlhash\u5206\u914d\u8bf7\u6c42<\/p>\n
6\u3001Nginx\u8d1f\u8f7d\u5747\u8861\u4e2d\u901a\u8fc7\u54ea\u4e9b\u53c2\u6570\u5b9e\u73b0\u5bf9\u8282\u70b9\u7684\u5065\u5eb7\u72b6\u6001\u68c0\u67e5\uff1f
\nmax_fails=3 fail_timeout=10s;
\n\u5982\u679c\u67d0\u670d\u52a1\u5668\u8bf7\u6c42\u5931\u8d25\u6b21\u6570\u8d85\u8fc7\u4e09\u6b21\uff0cnginx\u4f1a\u628a\u4ed6\u8e22\u51fa\u7fa4\u804a\uff0c\u6062\u590d\u53c8\u91cd\u65b0\u52a0\u5165\u3002
\nlocation \/status
\n\u67e5\u770bnginx\u8bbf\u95ee\u72b6\u6001<\/p>\n
7\u3001Nginx\u8d1f\u8f7d\u5747\u8861\u7684\u6307\u4ee4\u6709\u54ea\u4e9b\uff1f
\nweight\uff1a\u8f6e\u8be2\u6743\u503c
\nfair\uff1a\u6839\u636e\u670d\u52a1\u5668\u54cd\u5e94\u65f6\u95f4\u5206\u914d\u8bf7\u6c42
\nleast_conn:\u6839\u636e\u670d\u52a1\u5668\u8d44\u6e90\u5206\u914d\u8bf7\u6c42
\nurl_hash\uff1a\u6839\u636eurlhash\u5206\u914d\u8bf7\u6c42
\n\u9ed8\u8ba4\uff1a\u8f6e\u8be2
\nlocation \/status\uff1a\u67e5\u770b\u72b6\u6001<\/p>\n
8\u3001Nginx\u5982\u4f55\u5b9e\u73b0TCP\u56db\u5c42\u8f6c\u53d1\uff0c\u7528\u5230\u7684\u6a21\u5757\u662f\uff1f
\nstream\u6a21\u5757<\/p>\n
9\u3001Apache\u5b9e\u73b0Tomcat\u8d1f\u8f7d\u5747\u8861\u7684\u65b9\u5f0f\uff1f
\n\u4e3b\u8981\u662f\u914d\u7f6eproxy
\n\u5728\u91cc\u9762\u52a0\u5165\u60f3\u8981\u8d1f\u8f7d\u5747\u8861\u7684\u673a\u5668\uff0c\u4ee5\u53ca\u914d\u7f6e\u8d1f\u8f7d\u5747\u8861\u7684\u7b97\u6cd5
\n\u6bd4\u5982\uff1aloadfactor \u6743\u503c\u8c03\u6574\uff0c\u8bbe\u7f6e\u5747\u8861\u5206\u914d\u8bf7\u6c42\uff0c\u6307\u5b9a\u8d85\u65f6\u7b49\u3002<\/p>\n
https:\/\/blog.csdn.net\/weixin_42480196\/article\/details\/101022767<\/p>\n
10\u3001\u63cf\u8ff0DDOS\u3001CC\u3001\u722c\u866b\u7b49\u653b\u51fb\u624b\u6bb5\uff0c\u63cf\u8ff0Nginx\u5982\u4f55\u8fdb\u884c\u9632\u62a4\uff1f
\n\u9700\u8981\u8bb2\u89e3<\/p>\n
11\u3001\u63cf\u8ff0Apache\u3001Nginx\u3001Lighttpd\u3001IIS\u7b49WEB\u670d\u52a1\u5668\u7684\u7279\u70b9\uff1f
\nApache\uff1a
\n\u517c\u5bb9\u6027\u5f3a\uff0c\u548cphp\u65e0\u7f1d\u7ed3\u5408\uff0c\u7a33\u5b9a\u6027\u5f3a\uff0c\u5904\u7406\u52a8\u6001\u6a21\u5757\u6548\u7387\u8f83\u9ad8\u3002
\nNginx\uff1a
\n\u5185\u5b58\u8d44\u6e90\u5360\u7528\u5c11\uff0c\u5904\u7406\u9759\u6001\u7f51\u9875\u6548\u7387\u9ad8\uff0c\u4e00\u822c\u662f\u4f01\u4e1a\u4e2d\u95f4\u4ef6\u53cd\u5411\u4ee3\u7406\u7684\u9996\u9009\uff0c\u5f02\u6b65\u5904\u7406\u625b\u9ad8\u5e76\u53d1\u8bf7\u6c42\u3002
\nLighttpd\uff1a<\/p>\n
12\u3001\u63cf\u8ff0WEB\u670d\u52a1\u5668\u4e2d\u7684select\u548cepoll\u6a21\u578b\u7684\u7279\u70b9\uff1f
\n\u90fd\u662f\u591a\u8def\u590d\u7528io
\nselect\uff1a
\n\u5355\u4e2a\u8fdb\u7a0b\u53ef\u4ee5\u540c\u65f6\u5904\u7406\u591a\u4e2aio\u8bf7\u6c42\uff0c\u4f46\u662f\u8fde\u63a5\u4e0a\u8fd9\u4e9b\u8bf7\u6c42\uff0c\u5176\u4ed6\u6240\u6709\u8bf7\u6c42\u5c31\u88ab\u963b\u585e\u4e86\uff0c
\n\u7136\u540e\u5185\u6838\u5c31\u4f1a\u68c0\u67e5select\u8d1f\u8d23\u7684fd\uff08\u6587\u4ef6\u63cf\u8ff0\u7b26\uff09\uff0c\u4e4b\u540e\u518d\u628a\u5b83\u8d1f\u8d23\u5230\u7f13\u51b2\u533a\u3002<\/p>\n
epoll\uff1a
\nepoll\u6a21\u578b\u6253\u5f00\u7684fd\u7684\u6570\u91cf\u6ca1\u6709\u9650\u5236\uff0c\u5927\u6982\u4e00G\u6253\u5f00\u5341\u4e07\uff0c\u800c\u4e14\u5b83\u4e0d\u7528\u5185\u6838\u68c0\u67e5\u518d\u590d\u5236\uff0c\u800c\u662f\u76f4\u63a5
\n\u5728\u6253\u5f00\u6ce8\u518c\u7684\u65f6\u5019\u5c31\u590d\u5236\u5230\u4e86\u5185\u6838\u3002<\/p>\n
\u6240\u4ee5select\u6548\u7387\u662f\u6ca1\u6709epoll\u9ad8\u7684\u3002<\/p>\n
13\u3001\u63cf\u8ff0Nginx\u670d\u52a1\u63a7\u5236\u4fe1\u53f7\u6709\u54ea\u4e9b\uff1f\u63cf\u8ff0Nginx\u670d\u52a1\u5668\u542f\u52a8\u811a\u672c\u7684\u7f16\u5199\u601d\u8def\uff1f
\nHUP\uff1a \u8fd9\u4e2a\u662f\u91cd\u65b0\u52a0\u8f7dnginx\u914d\u7f6e\u6587\u4ef6
\nQUIT\uff1a\u6740\u6b7bnginx\u8fdb\u7a0b
\nUSR1\uff1a\u5207\u6362\u65e5\u5fd7\u6587\u4ef6
\nUSR2\uff1a\u5e73\u6ed1\u5347\u7ea7\u53d1\u9001\u4fe1\u53f7
\n\u9996\u5148\u5b9a\u4e49pid\u548c\u5b9a\u4e49\u65e5\u5fd7\u8def\u5f84\uff0c\u4e4b\u540e\u521b\u5efa\u65e5\u5fd7\u6587\u4ef6\uff0c\u518d\u5224\u65adnginx pid\u6587\u4ef6\u662f\u5426\u5b58\u5728
\n\u4e5f\u5c31\u662f\u5224\u65adnginx\u5173\u95ed\u8fd8\u662f\u6253\u5f00\uff0c\u662f\u6253\u5f00\u5c31mv\u628a\u65e5\u5fd7\u79fb\u52a8\u5230\u6307\u5b9a\u4f4d\u7f6e\uff0c\u7136\u540e\u518dUSR1\u65b0\u751f\u6210\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6<\/p>\n
14\u3001\u63cf\u8ff0Nginx\u4e2dworker_processes\u3001worker_cpu_affinity\u3001worker_rlimit_nofile\u3001worker_connections\u914d\u7f6e\u9879\u542b\u4e49\uff1f
\nworker_processes\uff1anginx\u5de5\u4f5c\u8fdb\u7a0b\u6570\u91cf
\nworker_cpu_affinity\uff1acpu\u4e2a\u6570
\nworker_rlimit_nofile\uff1a\u4e00\u4e2anginx\u5de5\u4f5c\u8fdb\u7a0b\u6570\u91cf\u6253\u5f00\u6587\u4ef6\u6570\u91cf\u9650\u5236
\nworker_connections\uff1a\u6bcf\u4e2a\u8fdb\u7a0b\u8fde\u63a5\u6700\u5927\u6570\u91cf<\/p>\n
15\u3001\u63cf\u8ff0Nginx\u4e2d$remote_addr\u3001$status\u3001$http_referer\u3001$http_user_agent\u7b49\u53d8\u91cf\u7684\u542b\u4e49\uff1f
\n$http_user_agent\uff1a
\n\u5224\u65ad\u5ba2\u6237\u7aef\u624b\u673a\u4ec0\u4e48\u578b\u53f7\u6216\u8005\u6d4f\u89c8\u5668\u4ec0\u4e48\u7c7b\u578b\uff0c\u53ef\u4ee5\u7ed9\u6307\u5b9a\u7684\u578b\u53f7\u7ed9\u5b9a\u4e0d\u540c\u7684\u9875\u9762\u3002
\n$http_referer\uff1a\u8bbf\u95ee\u63a7\u5236\u8fd4\u56de\u72b6\u6001\u7801
\n$status\uff1a\u67e5\u770b\u7f51\u7ad9\u7684\u8bbf\u95ee\u72b6\u6001\u7b49\u4fe1\u606f\uff0c\u6bd4\u5982\u8fde\u63a5\u591a\u5c11\uff0c\u591a\u5c11\u6b21\u63e1\u624b\uff0c\u54cd\u5e94\u591a\u5c11\u8bf7\u6c42\uff0c<\/p>\n
$remote_addr\uff1a\u53ef\u4ee5\u5728\u540e\u9762\u6307\u5b9aip\uff0c\u5982\u679c\u5339\u914d\u5230\u8fd9\u4e2aip\u53ef\u4ee5\u901a\u8fc7port_pass\u4ee3\u7406\u5230
\n\u81ea\u5b9a\u4e49\u7684\u673a\u5668\u7ec4\u3002<\/p>\n
16\u3001\u5982\u4f55\u67e5\u770bNginx\u7528\u6237\u7684\u8bbf\u95ee\u72b6\u6001\uff1f
\n\u53ef\u4ee5\u5728nginx\u4e3b\u914d\u7f6e\u6587\u4ef6nginx.conf \u5f00\u542f\u7528\u6237\u65e5\u5fd7\uff0clog_format
\n\u8def\u5f84\u4f4d\u4e8e\uff1a\/nginx\/logs\/access.log
\n#log_format main ‘$remote_addr – $remote_user [$time_local] “$request” ‘
\n# ‘$status $body_bytes_sent “$http_referer” ‘
\n# ‘”$http_user_agent” “$http_x_forwarded_for”‘;<\/p>\n
#access_log logs\/access.log main;<\/p>\n
17\u3001\u63cf\u8ff0Nginx\u652f\u6301PHP\u9875\u9762\u7684\u89e3\u6790\u7684\u4e24\u79cd\u65b9\u5f0f\uff1f
\n\u4e00\uff1anginx\u5c06php\u8bf7\u6c42\u8f6c\u5411\u522b\u7684lamp\u670d\u52a1\u5668
\n\u4e8c\uff1anginx\u8c03\u7528php-fpm\u6a21\u5757\u5904\u7406php\u9875\u9762<\/p>\n
18\u3001\u63cf\u8ff0Nginx\u8c03\u7528FPM\u65f6\uff0c\u914d\u7f6e\u4f18\u5316\u9879\u6709\u54ea\u4e9b\uff1f
\nproxy_pass\u89d2\u5ea6\uff1a\u53cd\u5411\u4ee3\u7406\u8bf7\u6c42\uff0c\u66f4\u591a\u7684\u662f\u4f18\u5316nginx\u8d1f\u8f7d\u5747\u8861\u7b97\u6cd5\uff0c\u4f7f\u5176\u8bf7\u6c42
\n\u66f4\u5408\u7406\u7684\u5206\u914d\u7ed9\u5176\u4ed6\u8282\u70b9\u670d\u52a1\u5668\u3002<\/p>\n
FPM\u89d2\u5ea6\uff1a\u4ecefpm\u89d2\u5ea6\uff0c\u66f4\u591a\u7684\u662f\u4f18\u5316php-fpm.conf\u6587\u4ef6\u53c2\u6570\uff0c\u6bd4\u5982\u4f18\u5316\u542f\u52a8\u521b\u5efa\u8fdb\u7a0b\u6570\u91cf
\n\uff0c\u8bbe\u7f6e\u6700\u5927\u7a7a\u95f2\u8fdb\u7a0b\u6570\u91cf\u548c\u8bbe\u7f6e\u6700\u5c0f\u7a7a\u95f2\u8fdb\u7a0b\u6570\u91cf\u3002<\/p>\n
PHP\u89d2\u5ea6\uff1a
\n\u5728php.ini\u914d\u7f6e\u6587\u4ef6\u914d\u7f6e ZendGuardLoader.so \u52a0\u901f\u6a21\u5757\uff0c
\n\u4f7fnginx\u548cphp\u5728\u540c\u4e00\u53f0\u673a\u5668\uff0c\u8fd9\u6837\u901a\u4fe1\u5c31\u51cf\u5c11\u7f51\u7edc\u5360\u7528\u3002<\/p>\n
19\u3001\u4ec0\u4e48\u662f\u6b63\u5411\u4ee3\u7406\uff1f\u4ec0\u4e48\u662f\u53cd\u5411\u4ee3\u7406\uff1f
\n\u6b63\u5411\u4ee3\u7406\uff1a\u6307\u7684\u662f\u5ba2\u6237\u7aef\u60f3\u53bb\u4e00\u4e2a\u4e0d\u80fd\u53bb\u7684\u7f51\u7ad9\uff0c\u4ece\u800c\u628a\u8bf7\u6c42\u4ea4\u7ed9\u522b\u7684\u4ee3\u7406\u670d\u52a1\u5668
\n\u7136\u540e\u4ee3\u7406\u670d\u52a1\u5668\u5e2e\u7528\u6237\u53d6\u56de\u6765\u5185\u5bb9\u3002<\/p>\n
\u53cd\u5411\u4ee3\u7406\uff1a\u7528\u6237\u53d1\u9001\u4e00\u4e2a\u8bf7\u6c42\uff0c\u7136\u540e\u5230\u4e86\u67d0\u53f0\u670d\u52a1\u5668\uff0c\u8fd9\u53f0\u670d\u52a1\u5668\u662f\u53cd\u5411\u4ee3\u7406
\n\u63a5\u7740\u53cd\u5411\u4ee3\u7406\u670d\u52a1\u5668\u628a\u7528\u6237\u7684\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u771f\u6b63\u7528\u6237\u8981\u53bb\u7684\u670d\u52a1\u5668\uff0c\u518d\u53d6\u56de\u6570\u636e\uff0c
\n\u7531\u53cd\u5411\u4ee3\u7406\u8fd4\u56de\u6570\u636e\u7ed9\u7528\u6237\u3002<\/p>\n
20\u3001\u63cf\u8ff0LAMP\u53caLNMP\u7684\u5bf9\u6bd4\uff1f
\nLAMP\uff1aapache\u548cphp\u7684\u7ed3\u5408\uff0clamp\u7ed3\u5408\u7684\u66f4\u52a0\u7d27\u5bc6\uff0c\u800clnmp\u9700\u8981fpm\u6765\u8fde\u63a5nginx\u548cphp\u3002
\nlamp\u76f8\u6bd4\u4e8elnmp\u66f4\u52a0\u7a33\u5b9a\u3002
\nlnmp\u5360\u7528\u5185\u5b58\u8f83\u5c11\uff0c\u9ad8\u5e76\u53d1\u914d\u7f6e\u6bd4\u8f83\u65b9\u4fbf\u3002
\nlamp\u76f8\u5bf9\u5360\u7528\u5185\u5b58\u8d44\u6e90\u591a\uff0c\u9002\u7528\u4e8e\u8f83\u5c0f\u578b\u7684\u7f51\u7ad9\u3002<\/p>\n
21\u3001\u63cf\u8ff0Nginx\u4f18\u5316\u7684\u5e38\u89c1\u65b9\u5f0f\uff0810\u79cd\uff09
\n\u9690\u85cf\u7248\u672c\u53f7\uff0c\u7f51\u9875\u7684\u7f13\u5b58\uff0cnginx\u811a\u672c\u5b9a\u65f6\u5207\u5272\uff0c\u8bbe\u7f6e\u9632\u76d7\u94fe\uff0c\u53cd\u5411\u4ee3\u7406\u7b97\u6cd5\uff0c\u8bbe\u7f6e\u57fa\u51c6\u8ba4\u8bc1
\n\u7f51\u9875\u7684\u538b\u7f29\uff0c\u8bbe\u7f6e\u8d44\u6e90\u9632\u76d7\u94fe\uff0cnginx\u7684\u70ed\u5347\u7ea7\uff0cnginx\u7684\u957f\u94fe\u63a5\uff0cnginx\u7684\u8fdb\u7a0b\u548ccpu\u914d\u7f6e
\n\u52a0\u5165epoll\u6a21\u578b<\/p>\n
22\u3001\u63cf\u8ff0Nginx\u5982\u4f55\u5206\u79bbPC\u7aef\u548c\u624b\u673a\u7aef\u7684\u9875\u9762\u8bbf\u95ee\uff1f
\n\u5148\u9ed8\u8ba4\u8bbf\u95ee\u7684\u662fpc\u7aef\u7f51\u9875
\n\u7136\u540e\u4f7f\u7528 location \u7684http_user_agent\u5224\u65ad\u662f\u4e0d\u662f\u624b\u673a\u5ba2\u6237\u7aef\u3002<\/p>\n
23\u3001\u63cf\u8ff0Nginx\u5b9e\u73b0\u5e73\u6ed1\u5347\u7ea7\u7684\u8fc7\u7a0b\uff1f
\n\u5148\u4e0b\u8f7d\u65b0\u7248\u672c\u7684nginx\uff0c\u7136\u540emake\u7f16\u8bd1\uff0c\u4e4b\u540e\u628a\u8001\u7248\u672c\u7684nginx\u914d\u7f6e\u6587\u4ef6\u6539\u540d\u5b57\uff0c
\n\u628a\u65b0\u7248\u672c\u7684nginx\u914d\u7f6e\u6587\u4ef6\u653e\u5165\u8001\u7248\u672c\u914d\u7f6e\u6587\u4ef6\uff0c\u7136\u540e\u7ed9\u4e3b\u8fdb\u7a0b\u53d1\u4fe1\u53f7\uff0c\u65b0\u65e7\u8fdb\u7a0b\u4e00\u8d77
\n\u8d77\u6765\uff0c\u7136\u540e\u4e3b\u8fdb\u7a0b\u4f1a\u5173\u95ed\u5de5\u4f5c\u8fdb\u7a0b\uff0c\u7136\u540e\u518d\u5173\u95ed\u4e3b\u8fdb\u7a0b\u3002<\/p>\n
24\u3001\u63cf\u8ff0Nginx\u5b9e\u73b0\u65e5\u5fd7\u5207\u5272\u811a\u672c\u7684\u7f16\u5199\u601d\u8def\uff1f
\n\u5148\u521b\u5efapid\u548clog\u5b58\u653e\u76ee\u5f55\u53d8\u91cf\uff0c\u4e4b\u540e\u521b\u5efa\u4fdd\u5b58log\u7684\u6587\u4ef6\uff0c\u7136\u540e\u5224\u65adpip\u662f\u5426\u5b58\u5728\uff0c
\n\u5b58\u5728\u5c31mv\u628a\u6570\u636e\u8f6c\u79fb\u5230\u5b58\u653e\u65e5\u5fd7\u7684\u76ee\u5f55\uff0c\u518dkill -USR1 \u4ea7\u751f\u65b0\u65e5\u5fd7\u6587\u4ef6\u3002<\/p>\n
25\u3001\u63cf\u8ff0Nginx\u5b9e\u73b0\u9632\u76d7\u94fe\u7684\u5b9e\u73b0\u601d\u8def\uff1f
\n\u5148\u8bbe\u7f6e\u4fe1\u4efb\u7f51\u7ad9valid_referers\uff0c\u7136\u540enone\u5224\u65ad\u8bf7\u6c42\u5934\u662f\u4e0d\u662f\u4e3a\u7a7a\uff0c\u4e3a\u7a7a\u5c31\u76f4\u63a5\u8bbf\u95ee
\nblocked \uff0c\u4e0d\u4ee5hhtp:\/\/\u548chttps:\/\/\u5f00\u5934
\n\u7136\u540e $invalid_referer\u53c2\u6570\u5224\u65ad\u662f\u4e0d\u662f\u4fe1\u4efb\u57df\u540d\uff0c\u4e0d\u662f\u7684\u8bddrewrite\u91cd\u5b9a\u5411\u5230\u4e00\u4e2a\u7a7a\u9875\u9762\u3002<\/p>\n
26\u3001\u5982\u4f55\u67e5\u770bCPU\u7684\u578b\u53f7\u3001\u6838\u5fc3\u6570\u3001\u7ebf\u7a0b\u6570\uff1f
\ncat \/proc\/cpuinfo | grep ‘model name’ |uniq \/\/\u67e5\u770bcup\u578b\u53f7
\ncat \/proc\/cpuinfo | grep “cpu cores” | uniq \/\/\u67e5\u770bcpu\u6838\u5fc3\u6570
\ngrep ‘processor’ \/proc\/cpuinfo | sort -u | wc -l \/\/cpu\u7ebf\u7a0b\u6570<\/p>\n
27\u3001Nginx\u5b9e\u73b0\u7f51\u7ad9\u9759\u52a8\u5206\u79bb\u7684\u914d\u7f6e\u601d\u8def\uff1f
\n\u9759\u6001\u4e00\u822c\u6307\u7684\u662fhtml\u9875\u9762\uff0c\u52a8\u6001\u4e00\u822c\u662fjsp\uff0cphp
\n\u53ef\u4ee5\u7528\u4e00\u7ec4nginx\u670d\u52a1\u5668\u505a\u53cd\u5411\u4ee3\u7406
\n\u7136\u540e\u5224\u65ad\u662f\u9759\u6001\u9875\u9762\u5c31\u5f80\u771f\u5b9enginx\u670d\u52a1\u5668\u653e
\n\u5224\u65ad\u662fjsp\uff0c\u5c31\u5f80tomcat\u670d\u52a1\u5668\u653e\u8bf7\u6c42\u3002<\/p>\n
28\u3001Nginx location\u5339\u914d\u89c4\u5219\u65b9\u5f0f\u53ca\u5339\u914d\u4f18\u5148\u7ea7\uff1f
\nlocation = \u300b\u300b location \u5168\u8def\u5f84 \u300b\u300b localtion ^~ \u300b\u300b location \u6b63\u5219 \u300b\u300b
\nlocation \u90e8\u5206\u8def\u5f84 \u300b\u300b location \/ \u901a\u7528\u5339\u914d<\/p>\n
29\u3001Nginx\u751f\u4ea7\u73af\u5883\u4e2dlocation\u5339\u914d\u914d\u7f6e\u5b9e\u9645\u5efa\u8bae\uff1f
\n\u6700\u5c11\u8981\u6709\u901a\u7528\u5339\u914d\uff0c\u548c\u5bf9\u9759\u6001\u9875\u9762\u5904\u7406\uff0c\u52a8\u6001\u9875\u9762\u5904\u7406<\/p>\n
30\u3001Nginx Rewrite\u8bed\u6cd5\u53ca\u6807\u5fd7\u4f4d\u6709\u54ea\u4e9b\uff1f<\/p>\n
1\u3001\u8bed\u6cd5\uff1arewrite regex(\u8868\u8fbe\u5f0f) replacement(\u66ff\u6362\u9879) flag(\u6807\u5fd7\u4f4d)\u3002<\/p>\n
http:\/\/www.sbc.com\/qwe\/s\/1.html
\nif ( $http_user ~ Chrom ) {
\nrewrite ^(.*)$ \/sssss\/$1 break;
\n}<\/p>\n
^(.*)$\u5339\u914d\/qwe\/s\/1.html\u90e8\u5206\uff0c\u628ahttp:\/\/www.sbc.com\/qwe\/s\/1.html
\n\u8bbf\u95ee\u8def\u5f84\u6539\u4e3a\uff1ahttp:\/\/www.sbc.com\/sssss\/qwe\/s\/1.html<\/p>\n
31\u3001\u4ec0\u4e48\u662f301\u3001\u4ec0\u4e48\u662f302\uff1f
\n301\uff1a\u6c38\u4e45\u91cd\u5b9a\u5411
\n302\uff1a\u6682\u65f6\u91cd\u5b9a\u5411<\/p>\n
32\u3001\u901a\u8fc7rewrite\u5b9e\u73b0\u6240\u6709\u5bf9www.360buy.com\u7684\u8bbf\u95eerewrite\u5230www.jd.com<\/p>\n
\u7528 if\u5224\u65ad ($host “www.source.com”) \u8f93\u5165\u7684\u4e3b\u673a\u662f\u4e0d\u662f www.source.com
\n\u5982\u679c\u662f \u518d\u62ffrewrite\u91cd\u5b9a\u5411\u5230 www.jd.com<\/p>\n
if ($host = “www.360buy.com”) {
\nrewrite (.*) http:\/\/www.jd.com;<\/p>\n","protected":false},"excerpt":{"rendered":"
1\u3001Nginx\u5b9e\u73b0HTTP\u53caTCP\u8d1f\u8f7d\u5747…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[68],"tags":[],"class_list":["post-6079","post","type-post","status-publish","format-standard","hentry","category-zzjy"],"_links":{"self":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts\/6079","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6079"}],"version-history":[{"count":0,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=\/wp\/v2\/posts\/6079\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6079"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6079"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.aiersheng.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6079"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}