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RHEL6 Installation based on Security Bench Marking Recommendations – Part2

Configuration and Tuning of OS Services While applying system updates and patches helps correct known vulnerabilities, one of the best ways to protect the system against as yet unreported vulnerabilities is to disable all services that are not required for normal system operation. This prevents the...

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RHEL 7 : How to hot plug memory on VMWARE/Virtual RHEL7 Guests

Check current memory status of all modules: [root@gurkulrhel7 ~]# more /sys/devices/system/memory/memory*/state :::::::::::::: /sys/devices/system/memory/memory0/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory1/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory2/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory3/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory4/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory5/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory6/state :::::::::::::: online :::::::::::::: /sys/devices/system/memory/memory7/state :::::::::::::: online [root@gurkulrhel7 ~]# If...

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