3.6 sec in total
752 ms
1.9 sec
953 ms
Welcome to blog.yufeng.info homepage info - get ready to check Blog Yufeng best content for China right away, or after learning these important things about blog.yufeng.info
致力于Erlang虚拟机和OTP的研究、 分布式集群的开发和部署、 存储、数据库引擎以及网络系统的优化。
Visit blog.yufeng.infoWe analyzed Blog.yufeng.info page load time and found that the first response time was 752 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
blog.yufeng.info performance score
name
value
score
weighting
Value2.2 s
76/100
10%
Value3.5 s
62/100
25%
Value3.2 s
92/100
10%
Value30 ms
100/100
30%
Value0.014
100/100
15%
Value3.4 s
93/100
10%
752 ms
187 ms
129 ms
128 ms
130 ms
Our browser made a total of 51 requests to load all elements on the main page. We found that 78% of them (40 requests) were addressed to the original Blog.yufeng.info, 6% (3 requests) were made to S.gravatar.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (752 ms) belongs to the original domain Blog.yufeng.info.
Page size can be reduced by 371.3 kB (33%)
1.1 MB
739.6 kB
In fact, the total size of Blog.yufeng.info main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 35% of websites need less resources to load. Images take 731.6 kB which makes up the majority of the site volume.
Potential reduce by 54.5 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 54.5 kB or 75% of the original size.
Potential reduce by 117.8 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Obviously, Blog Yufeng needs image optimization as it can save up to 117.8 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 113.4 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 113.4 kB or 56% of the original size.
Potential reduce by 85.5 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Blog.yufeng.info needs all CSS files to be minified and compressed as it can save up to 85.5 kB or 82% of the original size.
Number of requests can be reduced by 27 (54%)
50
23
The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blog Yufeng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.
blog.yufeng.info
752 ms
style.css
187 ms
base.js
129 ms
menu.js
128 ms
widget.css
130 ms
wp-syntax.css
131 ms
jetpack.css
261 ms
jquery.js
375 ms
jquery-migrate.min.js
202 ms
shCore.js
203 ms
shBrushBash.js
148 ms
shBrushErlang.js
194 ms
devicepx-jetpack.js
55 ms
gprofiles.js
55 ms
wpgroho.js
197 ms
wp-embed.min.js
221 ms
e-201609.js
5 ms
ga.js
38 ms
wp-emoji-release.min.js
214 ms
__utm.gif
12 ms
__utm.gif
65 ms
btn_donate_LG.gif
78 ms
pixel.gif
90 ms
bg.jpg
76 ms
light.gif
134 ms
header.jpg
192 ms
menu.gif
75 ms
searchbox.gif
75 ms
f1.jpg
245 ms
f2.jpg
238 ms
f3.jpg
305 ms
nmon1.jpg
322 ms
nmon2.jpg
324 ms
1389811159312570lukas.jpg
276 ms
memory_architecture.png
751 ms
allocators-1.png
365 ms
sidesep.gif
331 ms
main_shadow.gif
357 ms
icons.gif
377 ms
blockquote.gif
379 ms
sidebar_shadow.gif
395 ms
widgetsep.png
417 ms
feeds.gif
422 ms
footer.jpg
448 ms
wp-logo.png
443 ms
shCore.css
412 ms
shThemeDefault.css
436 ms
hovercard.css
29 ms
services.css
55 ms
readers.gif
68 ms
g.gif
4 ms
blog.yufeng.info accessibility score
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Form elements do not have associated labels
Links do not have a discernible name
blog.yufeng.info best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
blog.yufeng.info SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blog.yufeng.info can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Blog.yufeng.info main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
blog.yufeng.info
Open Graph data is detected on the main page of Blog Yufeng. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: