Configuring your MySQL database and preparing it for Confluence/Jira

Let’s go ahead and get started with the database. First, you need to find out what your randomly generated password is. grep ‘temporary’ /var/log/mysqld.log Well, need to use that password in just a sec. Log in to the database with the following command. mysql -u root -p Once you enter the password that you just […]


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Synology Authentication Logs

If you’re like me, you need to constantly review access logs for audits. Synology’s devices are great for many things, one of them being that you can review logs via command line. Fair warning, accessing your Synology device or modifying it via CLI can void your warranty. After you have logged into the device, you […]

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Synology NAS not syncing?

  In some cases, my Synology device will stop syncing with my AD server or my Domain. If this happens, its most likely because the server has fall out of sync or its just being moody. Either way, here is a quick fix that has never let me down. Verifying NTP is synchronized On occasion, […]

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Installing Java on RHEL/CentOS

Installing java is essential for some services to run. Programs like confluence and elasticsearch require it to run. OpenJDK, which is the opensource version of Java and one of many Java Development Kits, is supported on RHEL and CentOS. Open up a terminal session and lets install OpenJDK 1.8.0.  yum install  java-1.8.0-openjdk-devel Java will install on […]

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Changing The Default Kernel With Grubby

Grubby tool can be used to read information and make changed to the grub.cfg file. Listing the default kernel: grubby –default-kernel /boot/vmlinuz-4.14.12-1.el7.elrepo.x86_64 To find out what the index number of the default enter the following # grubby –default-index 0 To view all the kernels enter the following command: grubby –info=ALL # grubby –info=ALL index=0 kernel=/boot/vmlinuz-4.14.12-1.el7.elrepo.x86_64 […]

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Upgrading and Installing with RPM

RPM Package Manager RPM package manager is commonly use with RHEL/CentOS based Linux Distros. The name Redhat Package Manager or RPM, refers to the files format, .rpm If you are attempting to install from a RPM file, you will need to specify with the “-i” option. If you are attempting to upgrade from a RPM […]

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Configuring SSL/TLS on Nagios

This post describes how to configure SSL/TLS on your Nagios server. During the initial setup, I’m using CentOS 7.x. yum install -y mod_ssl openssl Next, go to root’s home directory. If you are not logged in as root, go ahead and do so. cd ~ Next will need to generate a Private Key File. This […]

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