From 6f1b795d808eec669c0e9a9d5038189ba689ab3f Mon Sep 17 00:00:00 2001
From: conico974 <nicodorseuil@yahoo.fr>
Date: Wed, 25 Feb 2026 17:48:09 +0100
Subject: [PATCH] Improve sharded tag cache performance (#4051)

---
 packages/gitbook/openNext/tagCache/middleware.ts | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/packages/gitbook/openNext/tagCache/middleware.ts b/packages/gitbook/openNext/tagCache/middleware.ts
index e5a6fb4ad..eca3d0cde 100644
--- a/packages/gitbook/openNext/tagCache/middleware.ts
+++ b/packages/gitbook/openNext/tagCache/middleware.ts
@@ -6,12 +6,13 @@ import { softTagFilter } from '@opennextjs/cloudflare/overrides/tag-cache/tag-ca
 const originalTagCache = doShardedTagCache({
     baseShardSize: 12,
     regionalCache: true,
-    regionalCacheTtlSec: 60 * 5 /* 5 minutes */,
+    // We can set a long TTL for the regional cache, as we invalidate it on update
+    regionalCacheTtlSec: 24 * 60 * 60, // 1 day
     // Because we invalidate the Cache API on update, we can safely set this to true
     regionalCacheDangerouslyPersistMissingTags: true,
     shardReplication: {
         numberOfSoftReplicas: 2,
-        numberOfHardReplicas: 1,
+        numberOfHardReplicas: 2,
         regionalReplication: {
             defaultRegion: 'enam',
         },