From 3b2836e863850a6348e772e897d6cc0b76d70964 Mon Sep 17 00:00:00 2001
From: jiuker <2818723467@qq.com>
Date: Tue, 12 Sep 2023 10:43:26 +0800
Subject: [PATCH] fix: No PodDisruptionBudget for single pod

---
 pkg/controller/pdb.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkg/controller/pdb.go b/pkg/controller/pdb.go
index 4c97a49eea1..f5e3c26f7f0 100644
--- a/pkg/controller/pdb.go
+++ b/pkg/controller/pdb.go
@@ -96,6 +96,10 @@ func (c *Controller) CreateOrUpdatePDB(ctx context.Context, t *v2.Tenant) (err e
 				return nil
 			}
 		}
+		// No PodDisruptionBudget for single pod
+		if pool.Servers == 1 {
+			return nil
+		}
 		var pdbI client.Object
 		if available.V1Available() {
 			pdbI = &v1.PodDisruptionBudget{}