After replacing a failed motherboard, steps need to be taken to allow the network configuration in Linux work without disruption. Here, we outline the steps to take on an Enterprise Linux system. Console access is required for the node getting the replacement; the local steps can be taken as soon as the motherboard is replaced […]
Advanced Clustering Technologies maintains a software repository called actrepo for our ACT Utilities and other commonly used cluster software. To access the ACT yum repo, install actrepo RPM with these commands: CentOS 5 $ rpm -Uvh http://lab.advancedclustering.com/yum/centos5/actrepo-1.0-centos5.noarch.rpm CentOS 6 $ rpm -Uhv http://lab.advancedclustering.com/yum/centos6/actrepo-1.0-centos6.noarch.rpm CentOS 7 $ yum -y install http://lab.advancedclustering.com/yum/actel7/actrepo-7.0-el7.noarch.rpm
Last month we reviewed the importance of making backups. Perhaps the simplest form of backup can occur by taking an image of the head node. Today, Advanced Clustering Technologies releases an update to the Cloner utility that makes this a whole lot easier. The new cloner_usb command will create a bootable USB key which can restore […]
The following steps apply if you are adding in new nodes to your cluster and these nodes will be cloned from your existing nodes image. First edit /act/etc/act_nodes.conf and add your new node definitions below the existing node definitions. If you do not have these already they can be provided by ACT support. Next edit […]
WRF has many options that may be unique to any particular installation. This article is to help you get up and running with WRF as quickly as possible without having to rediscover the right settings. Below are the steps to build all dependencies for WRF 3.6 as of August 2014. Background Systems installed by ACT […]
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