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网站打开慢常见情况解析

1. 服务器响应时间慢：这可能是由于服务器的负载太高或服务器的性能不足，因此需要优化服务器性能。 2. 网络延迟：在网站和用户之间传输数据时，网络延迟可以导致网站打开慢。这可能是因为网站的服务器位置远离用户，或者因为用户使用的是低速网络。 3. 图片和其他媒体文件过大：如果网站中包含许多大的图片和视频文件，那么它们加载的速度就会很慢。此时需要优化这些媒体文件的大小和格式。 4. 第三方脚本：如果网站中包含许多第三方脚本，如广告、分析和社交媒体插件，这些脚本的加载时间也会影响网站的速度。可以尝试减少第三方脚本的数量或在页面加载后异步加载它们。 5. 缓存问题：如果浏览器缓存被禁用或未正确配置，也会导致网站打开速度慢。需要正确设置缓存策略，以提高网站的速度。 6. 代码问题：如果网站中的代码存在错误或冗余，也会导致网站打开速度慢。需要对代码进行检查和优化。 7. DNS解析：域名系统（DNS）解析需要查询DNS服务器来获取网站的IP地址。如果DNS解析速度慢，也会影响网站的打开速度。此时可以尝试使用更快速的DNS服务器或配置本地DNS缓存。

Public @ 2023-04-13 19:51:34

Linux+Nginx下SSL证书安装

威海网站建设威海SSL
1972

SSL证书是一种安全套接层协议，用于在计算机网络上保护数据传输的安全性。如果您使用Linux+Nginx作为Web服务器，那么您可能需要安装SSL证书来保护您的网站。以下是在Linux+Nginx下安装SSL证书的步骤： 1. 获得SSL证书：您可以从各种提供商获得SSL证书，如Comodo、Let's Encrypt等。您需要提供您的域名和服务商可能需要验证您的身份。安装证书时，您应该得到

Public @ 2023-04-23 06:00:18

教你七招，轻松挑选出一款优秀的网站空间

做为一个网站的站长说。最头疼的就是找一个好的空间来放自己的网站。看着别人的网站运行如飞，而自己的网站却慢如蜗牛，站长们的心理不知做何感想。而现在的空间租用一般都提供了免费试用，下面我将从几个方面来讲诉如何在试用期间测试出自己的空间到底能有多大的能力来承载我们的网站。一：网站反应能力用网络上的网站速度测试软件来进行网站测试。二：用一些ASP指针来探测你的空间支持哪些东西。现在大部分都在使用阿江ASP

Public @ 2018-07-04 16:00:50

如何通过gzip和nginx来提高网站打开速度及整体性能

要知道，网站的打开速度取决于浏览器打开下载的网页文件大小。如果传输的页面内容文件减少，那你网站的打开速度一定会加快。特别是手机端的用户，打开网站速度受限于移动端网络，所以压缩网站页面内容显得至关重要。gzip是一种非常流行的数据压缩方式。你可以在nginx配置中开启gzip来压缩网页文件。然后，这些文件又由浏览器解压缩，文件不会受任何。但是压缩文件是会占用服务器资源，所以最好压缩那些效果比较好的文

Public @ 2015-12-03 15:37:10

决定网站访问速度的几个因素以及优化方向

第一，主机线路和地区的选择。我国存在多个不同网络服务商，比如电信，联通，教育网，移动等。不同线路直接访问会有互联互通不稳定的情况发生，一般建议选择BGP机房线路，访问会更均衡一些。另外国内访问境外由于存在国际出口相对访问也比较慢，国际带宽出口资源通常比较紧张，时常会有拥堵缓慢的情况。若针对的是香港用户可以考虑港台机房；若针对欧美用户，建议使用我司美国主机。第二、主机的配置和访问量是否匹配服务器的配

Public @ 2017-07-08 15:37:04

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基本文件流程错误 SQL 调试

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[ DB ] CONNECT:[ UseTime:0.020573s ] mysql:dbname=briline.net;host=106.14.77.182;port=3306;charset=utf8
[ SQL ] SHOW COLUMNS FROM `ob_config` [ RunTime:0.014824s ]
[ SQL ] SELECT * FROM `ob_config` [ RunTime:0.014069s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_config', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 25, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_hook` [ RunTime:0.015433s ]
[ SQL ] SELECT `id`,`name`,`addon_list` FROM `ob_hook` [ RunTime:0.013926s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_hook', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 3, 'extra' => NULL, ) ]
[ SQL ] SHOW COLUMNS FROM `ob_article` [ RunTime:0.020260s ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7181 LIMIT 1 [ RunTime:0.014009s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='cate' order by times desc limit 15 [ RunTime:0.015369s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by times desc limit 100 [ RunTime:0.014861s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using filesort', ) ]
[ SQL ] select * from `ob_article_tongji` where category_id=12 and mark_type='tags' order by rand() limit 30 [ RunTime:0.015265s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article_tongji', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 608, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `id` = 7181 LIMIT 1 [ RunTime:0.014043s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'const', 'possible_keys' => 'PRIMARY', 'key' => 'PRIMARY', 'key_len' => '4', 'ref' => 'const', 'rows' => 1, 'extra' => NULL, ) ]
[ SQL ] update `ob_article` set views=views+2 where id=7181 [ RunTime:0.015307s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 LIMIT 1 [ RunTime:0.020996s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `cate` = '威海网站建设' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.047674s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海网站访问速度' AND `status` <> -1 LIMIT 1 [ RunTime:0.021260s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where', ) ]
[ SQL ] SELECT * FROM `ob_article` WHERE `category_id` = 12 AND `tags` = '威海网站访问速度' AND `status` <> -1 ORDER BY rand() LIMIT 0,2 [ RunTime:0.037021s ]
[ EXPLAIN : array ( 'id' => 1, 'select_type' => 'SIMPLE', 'table' => 'ob_article', 'type' => 'ALL', 'possible_keys' => NULL, 'key' => NULL, 'key_len' => NULL, 'ref' => NULL, 'rows' => 8035, 'extra' => 'Using where; Using temporary; Using filesort', ) ]

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