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Veritas InfoScale™ 7.4.2 Installation Guide - Linux
Last Published:
2020-05-31
Product(s):
InfoScale & Storage Foundation (7.4.2)
Platform: Linux
- Section I. Planning and preparation
- Introducing Veritas InfoScale
- Licensing Veritas InfoScale
- System requirements
- Preparing to install
- Mounting the ISO image
- Setting up ssh or rsh for inter-system communications
- Obtaining installer patches
- Disabling external network connection attempts
- Verifying the systems before installation
- Setting up the private network
- Setting up shared storage
- Synchronizing time settings on cluster nodes
- Setting the kernel.hung_task_panic tunable
- Planning the installation setup for SF Oracle RAC and SF Sybase CE systems
- Section II. Installation of Veritas InfoScale
- Installing Veritas InfoScale using the installer
- Installing Veritas InfoScale using response files
- Installing Veritas Infoscale using operating system-specific methods
- Completing the post installation tasks
- Section III. Uninstallation of Veritas InfoScale
- Section IV. Installation reference
- Appendix A. Installation scripts
- Appendix B. Tunable files for installation
- About setting tunable parameters using the installer or a response file
- Setting tunables for an installation, configuration, or upgrade
- Setting tunables with no other installer-related operations
- Setting tunables with an un-integrated response file
- Preparing the tunables file
- Setting parameters for the tunables file
- Tunables value parameter definitions
- Appendix C. Troubleshooting installation issues
Setting the kernel.panic tunable
The topic applies to SF Oracle RAC and SF Sybase CE.
By default, the kernel.panic tunable is set to zero. Therefore the kernel does not restart automatically if a node panics. To ensure that the node restarts automatically after it panics, this tunable must be set to a non-zero value.
To set the kernel.panic tunable
- Set the kernel.panic tunable to a desired value in the /etc/sysctl.conf file.
For example, kernel.panic = 10, will assign a value 10 seconds to the kernel.panic tunable. This step makes the change persistent across restarts.
- Run the command:
sysctl -w kernel.panic=10
In case of a panic, the node will restart after 10 seconds.