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Building a two-node elasticsearch cluster for Graylog using Puppet

Assumptions: Two servers, in this case: – – 8 vCPU 16GB vMem A second hard disk of 500GB /dev/sdb1 formatted XFS and mounted as /var/lib/elasticsearch Hosts file configured to reference each other The follow two puppet modules are installed: saz-limits, puppetlabs-java and elasticsearch-elasticsearch Web Interface: We use the KOPF elastic search […]

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Installing IPA on RHEL 7 and utilizing an Active Directory Trust

This document is dependent on the following assumptions: NetBIOS names of the IPA domain and AD domain must be different. In addtion, NetBIOS names of the IPA server and AD DC server must be different. Encoredev.local is the AD domain encoredev1.encoredev.local will host this domain and associated DNS Linux.local is the IPA domain ipa1.linux.local will […]

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Using Puppet to manage virt-who to map virtual guests to physical hosts in Satellite 6.1

The virt-who package allows you to map virtual machines to the physical host so that you can take advantage of RedHat Virtual Data Center licensing when using Satellite 6.1. It allows you to use your Hypervisor Host (in this case VMware ESXi) as a content host within Satellite. Therefore allowing you to assign RHEL licenses […]

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Using Puppet to configure LLDPAD on the Open Compute Winterfell

On our OCP Winterfell nodes, in CentOS 6; the 10GB Mellanox NIC’s show up as eth0 and eht1, where the 1GB management interface shows up as eth2. We are also using Brocade 10GB top-of-rack switches. So configuring LLDP was necessary for the servers to advertise themselves to the upstream switches. To do this, we use […]

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