Today: May 9, 2021 5:42 pm
A collection of Software and Cloud patterns with a focus on the Enterprise

Tag: command line


I recently published an article to get CloudFoundry running by way of Stackato on a local machine using VirtualBox. As soon as you have something ready to share with the world (testers, executives, investors, etc.), you’ll want something more public. Fortunately, it’s easy to run Stackato on HPCloud.com. I’m following the steps outlined here: https://docs.stackato.com/admin/server/hpcs.html. Configuration of HPCloud.com For the security groups, I created two separate groups, one for SSH and another for web. I do this to allow for separation of access and web service functions in the future (using a Bastian......

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There are some high quality resources that already cover the OpenStack API, so this is a YEA (yet another example) post. See the resources section below for some helpful links. OpenStack APIs provide access to all OpenStack components, such as nova (compute), glance (VM images), swift (object storage), cinder (block storage), keystone (authentication) and neutron (networking). Authentication tokens are valid for a fixed duration, after which they expire and must be replaced. Each service requires it’s own token. Services that are hosted on the same logical server are typically accessible over different ports.......

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My previous hadoop example operated against the local filesystem, in spite of the fact that I formatted a local HDFS partition. In order to operate against the local HDFS partition it’s necessary to first start the namenode and datanode. I mostly followed these instructions to start those processes. Here’s the most relevant part that I hadn’t done yet. # Format the namenode hdfs namenode -format # Start the namenode hdfs namenode # Start a datanode hdfs datanode# Format the namenode hdfs namenode -format # Start the namenode hdfs namenode # Start a datanode......

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