diff --git a/src/core/config/mod.rs b/src/core/config/mod.rs
index 94115340..9ebfe74c 100644
--- a/src/core/config/mod.rs
+++ b/src/core/config/mod.rs
@@ -2059,45 +2059,45 @@ fn default_database_backups_to_keep() -> i16 { 1 }
 
 fn default_db_write_buffer_capacity_mb() -> f64 { 48.0 + parallelism_scaled_f64(4.0) }
 
-fn default_db_cache_capacity_mb() -> f64 { 256.0 + parallelism_scaled_f64(256.0) }
+fn default_db_cache_capacity_mb() -> f64 { 512.0 + parallelism_scaled_f64(512.0) }
 
-fn default_pdu_cache_capacity() -> u32 { parallelism_scaled_u32(25_000).saturating_add(200_000) }
+fn default_pdu_cache_capacity() -> u32 { parallelism_scaled_u32(50_000).saturating_add(500_000) }
 
 fn default_cache_capacity_modifier() -> f64 { 1.0 }
 
 fn default_auth_chain_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(200_000)
+	parallelism_scaled_u32(50_000).saturating_add(500_000)
 }
 
 fn default_shorteventid_cache_capacity() -> u32 {
-	parallelism_scaled_u32(50_000).saturating_add(200_000)
+	parallelism_scaled_u32(100_000).saturating_add(500_000)
 }
 
 fn default_eventidshort_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(200_000)
+	parallelism_scaled_u32(100_000).saturating_add(500_000)
 }
 
 fn default_eventid_pdu_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(200_000)
+	parallelism_scaled_u32(50_000).saturating_add(500_000)
 }
 
 fn default_shortstatekey_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(200_000)
+	parallelism_scaled_u32(50_000).saturating_add(500_000)
 }
 
 fn default_statekeyshort_cache_capacity() -> u32 {
-	parallelism_scaled_u32(25_000).saturating_add(200_000)
+	parallelism_scaled_u32(50_000).saturating_add(500_000)
 }
 
 fn default_servernameevent_data_cache_capacity() -> u32 {
 	parallelism_scaled_u32(200_000).saturating_add(500_000)
 }
 
-fn default_stateinfo_cache_capacity() -> u32 { parallelism_scaled_u32(2000) }
+fn default_stateinfo_cache_capacity() -> u32 { parallelism_scaled_u32(5000) }
 
 fn default_roomid_spacehierarchy_cache_capacity() -> u32 { parallelism_scaled_u32(1000) }
 
-fn default_dns_cache_entries() -> u32 { 32768 }
+fn default_dns_cache_entries() -> u32 { 327680 }
 
 fn default_dns_min_ttl() -> u64 { 60 * 180 }