2.1 sec in total
818 ms
1.1 sec
186 ms
Welcome to prometheus.io homepage info - get ready to check Prometheus best content for China right away, or after learning these important things about prometheus.io
An open-source monitoring system with a dimensional data model, flexible query language, efficient time series database and modern alerting approach.
Visit prometheus.ioWe analyzed Prometheus.io page load time and found that the first response time was 818 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.
prometheus.io performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value7.0 s
6/100
25%
Value6.8 s
35/100
10%
Value3,980 ms
1/100
30%
Value0.016
100/100
15%
Value8.7 s
36/100
10%
818 ms
39 ms
96 ms
58 ms
64 ms
Our browser made a total of 39 requests to load all elements on the main page. We found that 87% of them (34 requests) were addressed to the original Prometheus.io, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (818 ms) belongs to the original domain Prometheus.io.
Page size can be reduced by 201.9 kB (49%)
415.6 kB
213.7 kB
In fact, the total size of Prometheus.io main page is 415.6 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 180.3 kB which makes up the majority of the site volume.
Potential reduce by 9.9 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. This page needs HTML code to be minified as it can gain 1.6 kB, which is 13% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 9.9 kB or 77% of the original size.
Potential reduce by 45.2 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, Prometheus needs image optimization as it can save up to 45.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 32.0 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 32.0 kB or 39% of the original size.
Potential reduce by 114.8 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. Prometheus.io needs all CSS files to be minified and compressed as it can save up to 114.8 kB or 82% of the original size.
Number of requests can be reduced by 6 (17%)
36
30
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prometheus. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.
prometheus.io
818 ms
bootstrap.min.css
39 ms
docs.css
96 ms
font-awesome.min.css
58 ms
css
64 ms
jquery.min.js
87 ms
bootstrap.min.js
53 ms
ie10-viewport-bug-workaround.js
53 ms
prometheus_logo_grey.svg
56 ms
prometheus_logo.svg
70 ms
Argus.png
78 ms
Boxever.png
80 ms
cesanta.png
79 ms
CoreOS.png
78 ms
crononauta.png
126 ms
digitalocean.png
127 ms
Docker.png
129 ms
Ericsson.png
127 ms
Eurotech.png
129 ms
giantswarm.png
131 ms
Improbable.png
133 ms
Jodel.png
134 ms
MavenSecurities.png
135 ms
Outbrain.png
197 ms
Percona.png
196 ms
quobyte.png
199 ms
RobustPerception.png
196 ms
ShowMax.png
197 ms
shuttlecloud.png
199 ms
soundcloud.png
201 ms
WeLearn.png
202 ms
unosoft.png
200 ms
variomedia.png
204 ms
weave.png
212 ms
analytics.js
21 ms
jumbotron-background.png
96 ms
collect
15 ms
cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff
71 ms
fontawesome-webfont.woff
30 ms
prometheus.io accessibility score
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
prometheus.io best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
prometheus.io SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prometheus.io can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Prometheus.io 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.
prometheus.io
Open Graph description is not detected on the main page of Prometheus. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: