Refine kafka deployment (#342)

Signed-off-by: Edward Zeng <jie.zeng@zilliz.com>

Author: LoveEachDay

charts/milvus/Chart.yaml

@@ -3,7 +3,7 @@ name: milvus
 appVersion: "2.0.2"
 kubeVersion: "^1.10.0-0"
 description: Milvus is an open-source vector database built to power AI applications and vector similarity search.
-version: 3.0.25
+version: 3.0.26
 keywords:
   - milvus
   - elastic

charts/milvus/values.yaml

@@ -642,6 +642,12 @@ kafka:
   image:
     repository: bitnami/kafka
     tag: 3.1.0-debian-10-r52
+  ## Increase graceful termination for kafka graceful shutdown
+  terminationGracePeriodSeconds: "90"
+
+  ## Enable startup probe to prevent pod restart during recovering
+  startupProbe:
+    enabled: true
 
   ## Kafka Java Heap size
   heapOpts: "-Xmx4096m -Xms4096m"