Update session ttl to 60s (#26346)

Signed-off-by: Nwayblink <anyang.wang@zilliz.com>

configs/milvus.yaml

@@ -480,7 +480,7 @@ common:
     # superUsers: root
     tlsMode: 0
   session:
-    ttl: 20 # ttl value when session granting a lease to register service
+    ttl: 60 # ttl value when session granting a lease to register service
     retryTimes: 30 # retry times when session sending etcd requests
 
   # preCreatedTopic decides whether using existed topic

pkg/util/paramtable/component_param.go

@@ -40,7 +40,7 @@ const (
 	DefaultMiddlePriorityThreadCoreCoefficient = 50
 	DefaultLowPriorityThreadCoreCoefficient    = 10
 
-	DefaultSessionTTL        = 20 // s
+	DefaultSessionTTL        = 60 // s
 	DefaultSessionRetryTimes = 30
 
 	DefaultMaxDegree                = 56
@@ -548,7 +548,7 @@ like the old password verification when updating the credential`,
 	p.SessionTTL = ParamItem{
 		Key:          "common.session.ttl",
 		Version:      "2.0.0",
-		DefaultValue: "20",
+		DefaultValue: "60",
 		Doc:          "ttl value when session granting a lease to register service",
 		Export:       true,
 	}