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doc: address review comment by jcsp

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Joonas Koivunen
2023-08-24 18:41:07 +03:00
parent 46b6a1a5e8
commit 0155ff95e7
1 changed files with 1 additions and 2 deletions
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pageserver/src/tenant/storage_layer.rs
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@@ -355,8 +355,7 @@ impl ResidentOrWantedEvicted {
/// There are two kinds of layers, in-memory and on-disk layers. In-memory
/// layers are used to ingest incoming WAL, and provide fast access to the
/// recent page versions. On-disk layers are stored as files on disk, and are
/// immutable. This trait presents the common functionality of in-memory and
/// on-disk layers.
/// immutable. This type represents the on-disk kind.
///
/// Furthermore, there are two kinds of on-disk layers: delta and image layers.
/// A delta layer contains all modifications within a range of LSNs and keys.