Sirius Blog: You ask, we answer!

  • The True Cost of Prometheus

    You Ask, We Answer: What is the True Cost of Prometheus?

    Here at Sirius, we often get asked, "How much does Prometheus cost?". This is a very good question, and one that deserves a clear, honest answer. We understand the need to know the true financial implications of any technology choice, as it's a decision a business will have to live with for years.

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  • Ranking 'Best in Class' for Distributed Search Engines

    Who is the 'Best in Class' Distributed Search Engine for 2025? (A Strategic Analysis)

    Here at Sirius, we often get asked, "Who is the 'Best in Class' distributed search engine now that the market has fractured?". This is a very good question, and one that deserves a clear, honest answer, especially since choosing the right data engine is a decision a business will have to live with for years.

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  • Review of Elasticsearch

    Review of Elasticsearch: An Expert Analysis of Architecture, Commercial Tiers, and Future Viability

    Here at Sirius Open Source, we often get asked, "What exactly is Elasticsearch, and given the licensing changes and new competitors, is it still the right foundation for my data stack?". This is a very good question, and one that deserves a clear, honest answer, especially since the capacity to retrieve, analyze, and visualize data in near real-time is a fundamental operational requirement.

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  • Elasticsearch Versus the World

    Elasticsearch Versus the World: OpenSearch, ClickHouse, Pinecone, and Algolia—Which is Right for Your Data Stack?

    Here at Sirius Open Source, we often get asked, "Should we stick with Elasticsearch, or look at alternatives like OpenSearch for cost savings, or specialized databases like Pinecone and ClickHouse for performance?" This is a very good question, and one that deserves a clear, honest answer. We understand the need to know the true technical capabilities and strategic implications of any technology choice, as the modern data landscape requires specialization.

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  • Problems and Operational Weaknesses of Elasticsearch

    What are the Major Architectural Problems and Operational Weaknesses of Elasticsearch? (The Deep Dive)

    Here at Sirius Open Source, we often get asked, “What are the major problems and weaknesses of Elasticsearch?” This is a very good question, and one that deserves a clear, honest answer, especially since the ability to index, search, and analyze data in real-time is a central pillar of operational intelligence.

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