CB Response: Does a sensor need to be restarted after an upgrade?

Products

• Carbon Black EDR (formerly Cb Response)

Issue/Introduction

Does a CB Response Sensor require a reboot during an upgrade?

Environment

• CB Response Sensor: All Versions

Resolution

• Any Windows OS running Windows 7 and higher does not require a reboot of services for sensor upgrades.
• Windows Server 2003 and Windows XP environments require a reboot when upgrading to the latest supported Sensor version.
• Linux and MacOS systems do not require a reboot during a sensor upgrade.

Additional Information

• From Windows Sensor 6.2.X Release Notes: Install/Uninstall & Upgrade/Downgrade of Sensor on WinXP & WinServer2003 Requires Reboot:
• ​Customers running the Windows sensor on a Windows XP or Windows Server 2003 machine should note that a reboot of the machine will be required for all install/uninstall and upgrade/downgrade methods in order to successfully load and unload Cb drivers. [CB-14963]
• Linux endpoints upgraded to 6.1.8 may need a server reboot if another AV service is installed