From 9da70aa3dc0ab0759365ae618402c2b4a8791b2e Mon Sep 17 00:00:00 2001
From: chrislu <chris.lu@gmail.com>
Date: Sat, 22 Nov 2025 12:58:28 -0800
Subject: [PATCH] mod

---
 .../client/src/main/java/seaweedfs/client/FilerGrpcClient.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/other/java/client/src/main/java/seaweedfs/client/FilerGrpcClient.java b/other/java/client/src/main/java/seaweedfs/client/FilerGrpcClient.java
index d4e2b2ad4..03eeee27d 100644
--- a/other/java/client/src/main/java/seaweedfs/client/FilerGrpcClient.java
+++ b/other/java/client/src/main/java/seaweedfs/client/FilerGrpcClient.java
@@ -124,7 +124,8 @@ public class FilerGrpcClient {
 
     // Get a channel from the pool using round-robin
     private ManagedChannel getChannel() {
-        int index = Math.abs(channelIndex.getAndIncrement() % CHANNEL_POOL_SIZE);
+        int raw = channelIndex.getAndIncrement();
+        int index = Math.floorMod(raw, CHANNEL_POOL_SIZE);
         return channelPool.get(index);
     }