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Getting Started with Docker


In my previous post, I talked about how Docker fits in with workload virtualisation.  In this post, I’ll look at getting started with Docker itself. Installation In this post I’ll look at the basics of installing Docker and creating a container.  I’ll reference the CentOS distribution initially, with more added as I validate and test them; this installation is based ... Read More »

Containers vs Virtualisation


With the announcement of the release of Docker 1.0, Linux Containers are one of IT’s current hot topics.  How does Docker and Containers in general fit into the world of virtualisation and is the technology simply riding a hype curve? Background The idea of containers isn’t a new one.  Sun Microsystems’ Solaris operating system introduced the idea of containers (or ... Read More »

VMware – Software is Not Enough


In an interesting turn of direction, rumours abound that VMware might be about to enter the hardware business with a converged server/storage offering – details are here in The Register. According to the article update VMware have stressed that they are a software-only company but do collaborate with OEM partners.  So if VMware was to build a hyper-converged solution, presumably ... Read More »

VMware’s Virtual and Physical SAN Misdirection


I almost fell off my chair laughing as I read this post by Chuck Hollis that talks about using vSphere VSAN (Virtual SAN) with external storage arrays.  Is it the rantings of someone clinging onto the vestiges of a former life, or perhaps it’s a veiled way for VMware to start unravelling their failed VVOL strategy? Let’s do some scene ... Read More »

Will TCO Drive Software Defined Storage?


With the imminent announcement of pricing for VMware Virtual SAN, there has never been a more complex landscape for storage in the enterprise.  But how much of future decisions will be based on technology and how much on understanding the TCO of solutions being deployed? Rumour has it that VSAN will be priced at about $2500 per CPU.  That’s on ... Read More »

Nutanix Raises an Additional $101 million for Hyper-Convergence


As revealed today, the Nutanix juggernaut thunders on with the announcement of a further round of investment totalling $101 million, bringing the collective investment in the company so far to $172.2m across four rounds of funding. The hyper-converged product space is extremely active, in terms of funds invested.  As recently as November 2013 I wrote about SimpliVity, a Nutanix competitor ... Read More »