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19 Tips for Getting into a Career in IT

We share some tips from Olga Bagurina, HR specialist at Selectel, who joined the company three years ago as an intern and faced certain issues at the start. We talk about finding one’s calling, writing a compelling resume and a sincere cover letter, preparing for an interview, and some useful qualities for beginners.

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Bcache against Flashcache for Ceph Object Storage

Fast SSDs are getting cheaper every year, but they are still smaller and more expensive than traditional HDD drives. But HDDs have much higher latency and are easily saturated. However, we want to achieve low latency for the storage system, and a high capacity too.

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From High Ceph Latency to Kernel Patch with eBPF/BCC

There are a lot of tools for debugging kernel and userspace programs in Linux. Most of them have performance impact and cannot easily be run in production environments. A few years ago, eBPF was developed, which provides the ability to trace the kernel and userspace with low overhead, without needing to recompile programs or load kernel modules.

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Microsoft Cloud Applications

A lot of clients have already noticed a new service in our control panel: Cloud apps. In this article, we’ll look at the most popular Microsoft cloud services, including Office 365, Exchange Online, Azure Active Directory, OneDrive, and more. We’ll also dispel the most common doubts people have about transferring to the cloud. Read more

How It Works: Power Monitoring in Selectel Data Centers

In your opinion, what do these three events have in common: A social network (VK) user posts a new photo; someone uses Assist to make an online purchase with a bank card; and car is brought to CarPrice and appears in the auction stream.

And did each case end with the expected outcome?

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The World before Selectel: What Can Change in 10 Years

This year marks Selectel’s 10-year anniversary! We’re so excited that we’ll be celebrating all year. Let’s kick it off by looking back to what life was like when the company was first founded. Below are some of the biggest events we can remember happening about ten years ago (warning: reading the following list might make you feel old). Read more