From 7bf2595ea889e3208923424df6d29ad8c473de22 Mon Sep 17 00:00:00 2001
From: Chris Lu <chris.lu@gmail.com>
Date: Tue, 17 Mar 2026 01:13:36 -0700
Subject: [PATCH] Match Go read_super_block: apply replication override from
 .vif

---
 seaweed-volume/src/storage/volume.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/seaweed-volume/src/storage/volume.rs b/seaweed-volume/src/storage/volume.rs
index e2226e1b9..424493731 100644
--- a/seaweed-volume/src/storage/volume.rs
+++ b/seaweed-volume/src/storage/volume.rs
@@ -912,6 +912,14 @@ impl Volume {
         }
 
         self.super_block = SuperBlock::from_bytes(&full_buf)?;
+
+        // Match Go: if volumeInfo.Replication is set, override super block's ReplicaPlacement
+        if !self.volume_info.replication.is_empty() {
+            if let Ok(rp) = ReplicaPlacement::from_string(&self.volume_info.replication) {
+                self.super_block.replica_placement = rp;
+            }
+        }
+
         Ok(())
     }