Clarify database engine/RAM in getting started guide (#7225)
* fix for chris * Fixed with Ferroin's verbiage
Joel Hans committed
Nov 1, 2019 at 15:34 UTC
bc258e5c0ab029c5d362bb7a0e6f0700f1531ea4
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docs/getting-started.md
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@@ -159,10 +159,11 @@ Find the `SEND_EMAIL="YES"` line and change it to `SEND_EMAIL="NO"`.
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## Change how long Netdata stores metrics
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-By default, Netdata uses a database engine uses RAM to store recent metrics. For long-term metrics storage, the database
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-engine uses a "spill to disk" feature that also takes advantage of available disk space and keeps RAM usage low.
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+By default, Netdata uses a custom database which uses both RAM and the disk to store metrics. Recent metrics are stored
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+in the system's RAM to keep access fast, while historical metrics are "spilled" to disk to keep RAM usage low.
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-The database engine allows you to store a much larger dataset than your system's available RAM.
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+This custom database, which we call the _database engine_, allows you to store a much larger dataset than your system's
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+available RAM.
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If you're not sure whether you're using the database engine, or want to tweak the default settings to store even more
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historical metrics, check out our tutorial: [**Changing how long Netdata stores