Category: Linux Troubleshooting

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RHEL 5 Linux : configure Kdump on Red Hat Enterprise Linux 5

Installing required packages RHEL 5 has the Kdump packages installed by default. If for any reason they are not installed, you need to install the packages “kexec-tools-.rpm” and “system-config-kdump-.rpm” with the following commands:   # rpm -ivh kexec-tools-.rpm system-config-kdump-.rpm or, if your system is registered at...

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RHEL : Examining Red Hat Linux kernel state using Sysrq key combinations

The internal state of a kernel based on Unix can provide valuable information on current system state. If a user process, or the kernel, is hanging, then the more information that can be gathered at that point, the greater the chance of a good diagnosis. Under...

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