A HAR file allows you to log your web browser's interaction with a site, such as the Sysdig Monitor application. When debugging issues related to your use of the Sysdig Monitor interface (and particularly for On-Premises installations) you may be asked to provide a HAR file to Sysdig Support to help isolate the root cause of an issue.
NOTE: HAR files contain sensitive information from your browser session while recording, such as the content of the pages you downloaded, cookies, or other personal details.
Instructions for gathering HAR files with specific browsers is described in the following sections.
Chrome
You can record your session using the Network tab in the Developer Tools in Chrome. Follow the steps 1-6 below to prepare for recording and steps 7-9 to record your problematic operation.
- Login to Sysdig Monitor and navigate to a page where you are experiencing an issue
- Open the Developer Tools from the Chrome menu (Menu > More Tools > Developer tools)
- Click on the Network tab
- Look for a round button at the top left of the Network tab. Make sure it is red (
). If it is grey (
), click it once to start recording. - Make sure the box next to “Preserve log” is unchecked and next to “Disable cache” is checked
- In the main browser window, refresh the page in the Sysdig Monitor application
- Reproduce your issue in as few steps as possible
- Click the red Record button () to stop the recording.
- Save the capture by right-clicking anywhere within the on the grid and choosing "Save as HAR with Content"
- Close Developer Tools by pressing the
in the upper-right of the console
Firefox
You can record your HTTP session using the Network option in the Developer Tools in Firefox. Follow the steps 1-4 below to prepare for recording and steps 5-6 to record your problematic operation.
- Login to Sysdig Monitor and navigate to a page where you are experiencing an issue
- Open the Developer Tools from the menu in the upper-right of your Firefox window
- Click on Network in the Developer menu
- In the main browser window, refresh the page in the Sysdig Monitor application
- Reproduce your issue in as few steps as possible
- Save the capture by right-clicking anywhere within the on the grid and choosing "Save All As HAR"
- Close Developer Tools by pressing the in the upper-right of the console
Other Browsers
Chrome and Firefox are the only browsers for which Sysdig currently provides steps for gathering HAR file data. If you have an issue that requires reproducing with a different browser, contact Sysdig Support.
Sending Your HAR File to Sysdig Support
ZIP your HAR file to minimize its size. If it is under 7 MB once compressed, you can attach it directly to your open Support ticket. If larger than 7 MB, mention this in your ticket and an upload URL will be provided for you by Support.