Disable pulsar batch and change background flush goroutine to larger interval (#18888)

Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com>

Signed-off-by: xiaofan-luan <xiaofan.luan@zilliz.com>

internal/mq/msgstream/mq_kafka_msgstream_test.go

@@ -346,10 +346,12 @@ func TestStream_KafkaTtMsgStream_2(t *testing.T) {
 
 	ctx := context.Background()
 	inputStream1 := getKafkaInputStream(ctx, kafkaAddress, p1Channels)
+	defer inputStream1.Close()
 	msgPacks1 := createRandMsgPacks(3, 10, 10)
 	assert.Nil(t, sendMsgPacks(inputStream1, msgPacks1))
 
 	inputStream2 := getKafkaInputStream(ctx, kafkaAddress, p2Channels)
+	defer inputStream2.Close()
 	msgPacks2 := createRandMsgPacks(5, 10, 10)
 	assert.Nil(t, sendMsgPacks(inputStream2, msgPacks2))
 
@@ -365,17 +367,17 @@ func TestStream_KafkaTtMsgStream_2(t *testing.T) {
 		} else {
 			outputStream = getKafkaTtOutputStreamAndSeek(ctx, kafkaAddress, rcvMsgPacks[msgCount-1].EndPositions)
 		}
+		defer outputStream.Close()
 		msgPack := consumer(ctx, outputStream)
 		rcvMsgPacks = append(rcvMsgPacks, msgPack)
 		if len(msgPack.Msgs) > 0 {
 			for _, msg := range msgPack.Msgs {
-				log.Println("msg type: ", msg.Type(), ", msg value: ", msg)
+				log.Println("TestStream_KafkaTtMsgStream_2 msg type: ", msg.Type(), ", msg value: ", msg)
 				assert.Greater(t, msg.BeginTs(), msgPack.BeginTs)
 				assert.LessOrEqual(t, msg.BeginTs(), msgPack.EndTs)
 			}
 			log.Println("================")
 		}
-		outputStream.Close()
 		return len(rcvMsgPacks[msgCount].Msgs)
 	}
 
@@ -387,8 +389,6 @@ func TestStream_KafkaTtMsgStream_2(t *testing.T) {
 	cnt2 := (len(msgPacks2)/2 - 1) * len(msgPacks2[0].Msgs)
 	assert.Equal(t, (cnt1 + cnt2), msgCount)
 
-	inputStream1.Close()
-	inputStream2.Close()
 }
 
 func TestStream_KafkaTtMsgStream_DataNodeTimetickMsgstream(t *testing.T) {

internal/mq/msgstream/mq_msgstream.go

@@ -550,7 +550,7 @@ func (ms *mqMsgStream) Seek(msgPositions []*internalpb.MsgPosition) error {
 			return err
 		}
 
-		log.Info("MsgStream seek begin", zap.String("channel", mp.ChannelName), zap.Any("MessageID", messageID))
+		log.Info("MsgStream seek begin", zap.String("channel", mp.ChannelName), zap.Any("MessageID", mp.MsgID))
 		err = consumer.Seek(messageID, false)
 		if err != nil {
 			log.Warn("Failed to seek", zap.String("channel", mp.ChannelName), zap.Error(err))
@@ -880,7 +880,7 @@ func (ms *MqTtMsgStream) Seek(msgPositions []*internalpb.MsgPosition) error {
 		if err != nil {
 			return err
 		}
-		log.Info("MsgStream begin to seek start msg: ", zap.String("channel", mp.ChannelName), zap.Any("MessageID", seekMsgID))
+		log.Info("MsgStream begin to seek start msg: ", zap.String("channel", mp.ChannelName), zap.Any("MessageID", mp.MsgID))
 		err = consumer.Seek(seekMsgID, true)
 		if err != nil {
 			log.Warn("Failed to seek", zap.String("channel", mp.ChannelName), zap.Error(err))

internal/mq/msgstream/mqwrapper/pulsar/pulsar_client.go

@@ -20,6 +20,7 @@ import (
 	"errors"
 	"strings"
 	"sync"
+	"time"
 
 	"github.com/apache/pulsar-client-go/pulsar"
 	"github.com/milvus-io/milvus/internal/log"
@@ -57,6 +58,10 @@ func (pc *pulsarClient) CreateProducer(options mqwrapper.ProducerOptions) (mqwra
 		opts.CompressionType = pulsar.ZSTD
 		opts.CompressionLevel = pulsar.Faster
 	}
+	// disable automatic batching
+	opts.DisableBatching = true
+	// change the batching max publish delay higher to avoid extra cpu consumption
+	opts.BatchingMaxPublishDelay = 1 * time.Minute
 
 	pp, err := pc.client.CreateProducer(opts)
 	if err != nil {