BLACKFIRE.IO

Blackfire helps developers profile, test, debug, and optimize performance of their applications.

References:

Installing: https://blackfire.io/docs/up-and-running/installation
Profiling in browser: https://blackfire.io/docs/cookbooks/profiling-http-via-browser

Table of content:

Blackfire signup & credentials

https://blackfire.io/signup --> Login with your Google or Github account and complete your registration
https://blackfire.io/docs/up-and-running/installation : when logged in, your credentials are available in the example CLI commands displayed:

sudo blackfire-agent --register --server-id=23f722f8-45e2-494e-XXXX-XXXXXXX --server-token=2cc54503db6e24407c6524XXXX...

blackfire config --client-id=2a18b73f-e6dc-4f3c-XXXX-XXXXXXXXX --client-token=2eaeca5f6a956cdf636cc62eXXXX....

You can also access your credentials through your Blackfire account : https://blackfire.io/my/settings/credentials (Or menu Account/My Settings/Credentials)

Check that Blackfire agent is running:

sudo service blackfire-agent status

Download Chrome extension:

💡 Each request you profile is available in your Blackfire Dashboard : https://blackfire.io/my/profiles (My profiles)

Open the Chrome inspector
Go to the "Network" tab
Trigger your Ajax request
In the Network tab, right click on your Ajax request and "copy as cURL" (see screenshot hereafter)
Execute the following command : blackfire curl <copied-cURL>