Powering a Data Center

Just over two years have passed, or rather flown by, since the grand opening of the Tsvetochnaya 2 data center. In our article covering the event, we not only shared photos from the festivities, but briefly looked at the data center’s infrastructure. We soon started thinking that it’d be a great idea to publish a series of articles that take a more in-depth look at these systems. Well, we’ve finally managed to take a break from our day-to-day and put our plan into action.

At the heart of it, the operations of any data center rest on three pillars: power, cooling, and security. Without a doubt, the key system here is power. Read more

Curious Cases in Working with Servers

Despite how new something is or how long it’s been working under a full workload, equipment sometimes starts to act a bit unpredictably. Servers are no exception.

Crashes and malfunctions happen, and oftentimes, what should just be simple troubleshooting turns into a time-consuming whodunit.

Below, we’ll be looking at a few interesting and curious examples of how servers have misbehaved, and what was done to get them back in order. Read more

HighLoad 2017: “You Just Can’t Miss It”

The 11th annual HighLoad++ conference was held from November 7-8 at the Skolkovo Innovation Center. This year, the conference saw 2 700 people in attendance—200 more than last year! Today we’ll be reporting on the highlights and presentations that our team from Selectel saw. Read more

VPC Statistics

We’ve added a new function to The Virtual Private Cloud to make managing virtual machines even more convenient and cost-effective: workload statistics.

Users can now view graphs on the workloads of virtual machine components from the control panel or gather measurement data over REST API.

In this article, we’ll talk about the components used for gathering, processing, and storing virtual machine metrics as well as give examples of how these components can be configured. Read more

Intel Optane SSD: Scientific Applications

Since July, anyone interested has been able to test out an Intel Optane SSD free of charge (an article detailing the benefits and advantages of this new disk can be found in our blog).

There were quite a few interesting projects, including those in the field of science.

Below, we’ll be looking at a few cases where these disks were used for scientific computations and applications. Read more

Managing Tasks with Jenkins CI

Jenkins could be implemented in practically any company that has to automatically deploy applications and infrastructures, as well as for just comfortably managing various types of tasks.

There are lots of different tools on the market today, both proprietary and free, that make continuous integration as easy as possible.

Jenkins is a free tool that offers countless capabilities thanks to the availability of thousands of plugins, which are constantly being upgraded and released. Read more

Control Panel Updates

We updated our control panel my.selectel.ru in early September. Many of our users tried the beta-version and provided excellent feedback, which we have given a lot of consideration. We recently introduced new functions, making the panel even easier to use and ergonomic. We also added links to our knowledge base. Let’s take a look at some of these changes. Read more

SelectelTechDay #2

The second annual SelectelTechDay took place on September 21 in the Selectel conference hall. Over 200 people (twice as many as last year!) came out to learn about the latest technological and developmental trends on the IT market. Today we’ll be taking a quick look back at what went on in our data center: the latest hardware, impressive presentations, surprise gifts, and data center tours, which even invoked a sense of nostalgia in some of our guests. Read more