Linux

How to Configure Yum-Cron to Send Email Notifications

This post outlines steps to configure yum-cron services and send an email notification. 1. Install the yum-cron package: …

This post discusses how to control the journal size for systemd. The size limitations are governed by options in …

1. To disable NUMA, add numa=off to the kernel line in /boot/grub/grub.conf, for example: # vi /boot/grub/grub.conf …

Problem systemd-tmpfile-clean.timer will not start, ignoring, unit is masked. # systemctl start …

This post is to explain the difference between ULN (https://linux.oracle.com) and the Public Yum Repository …

The Problem Service started with custom systemd script stops straight after starting. For example: # cat …

The Problem The system is configured to use user slice cgroups to throttle the bandwidth on its Oracle ASM DATA and RECO …

The Problem The following message will be seen in /var/log/messages when CRS stack is stopped/started. When stopping the …

The Problem The native multipath subsystem will group several physical paths into a single logical block device. Using …

The Problem A NetApp system is providing NFS shares which are accessed from several environments, including CentOS/RHEL …

This post explains how a static IP address can be set on CentOS/RHEL 7. We can configure the static ip address in …