Sirius Blog: You ask, we answer!

  • How Much Does Open Source Cost?

    Demystifying Open Source Costs: Strategic Investment, Not Just "Free" Software

    When exploring open source, the first question is often: "How much will this actually cost?" At Sirius, we understand. Budget clarity is crucial for planning successful deployments. We'll cut through the "free" myths and provide realistic cost ranges, empowering you to make informed decisions.

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  • A Field Guide to Linux Support Problems

     

    Here at Sirius we hear a lot from our customers and prospective customers about the kinds of problems they have with Linux and especially Linux Support.

    These are a few of them:

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  • An Introduction to PostgreSQL - Part 3

    In Part 1 we looked at how PostgreSQL handles data concurrency, MVCC, and learned that understanding MVCC is critical for understanding PostgreSQL. Part 2 continued with MVCC and focused on concurrent access.

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  • An Introduction to PostgreSQL - Part 4

    In the first two articles we examined vacuums, clusters and freeze. In this third and final piece we look at indexes and backups.

    What are indexes and backups?

    An index, like in a book, is a separate set of information that tells us what is where and saves having to re-read the whole book to find something. PostgreSQL uses indexes for a similar reason and broadly in a similar way.

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  • Your Guide to Migrating OpenLDAP Without the Headaches

    Smooth Sailing: Your Guide to Migrating OpenLDAP Without the Headaches (and a Peek Behind Our Curtain)

    OpenLDAP, a powerful and flexible directory service, is a cornerstone of many enterprise infrastructures. But as technology evolves and your organization grows, the need to migrate to a newer version or even a different directory service might arise. Migrating OpenLDAP can seem daunting, but with careful planning and execution, it can be a smooth and efficient process.

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