GritDB engineering
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We write about the technology and terms behind GritDB. Posts cover the engine's internal structure, design decisions and test results.
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BumpAllocator: bringing memory that grew outside the engine under its control
Instead of calling malloc for each value, the GritDB analytics engine now uses bump allocation to carve row memory out of large blocks that the engine counts. Memory outside the engine (the glibc heap) fell 63 %, and long-run memory growth dropped to one sixth.
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