increase compression levels for some column families again

src/database/engine/descriptor.rs

@@ -83,7 +83,7 @@ pub(crate) static RANDOM: Descriptor = Descriptor {
 	write_size: 1024 * 1024 * 32,
 	cache_shards: 128,
 	compression_level: -3,
-	bottommost_level: Some(-1),
+	bottommost_level: Some(2),
 	compressed_index: true,
 	..BASE
 };
@@ -95,7 +95,7 @@ pub(crate) static SEQUENTIAL: Descriptor = Descriptor {
 	file_size: 1024 * 1024 * 2,
 	cache_shards: 128,
 	compression_level: -2,
-	bottommost_level: Some(-1),
+	bottommost_level: Some(2),
 	compression_shape: [0, 0, 1, 1, 1, 1, 1],
 	compressed_index: false,
 	..BASE

src/database/maps.rs

@@ -171,6 +171,8 @@ pub(super) static MAPS: &[Descriptor] = &[
 		name: "roomsynctoken_shortstatehash",
 		val_size_hint: Some(8),
 		block_size: 512,
+		compression_level: 3,
+		bottommost_level: Some(6),
 		..descriptor::SEQUENTIAL
 	},
 	Descriptor {