diff --git a/pkg/hostman/hostinfo/hostinfo.go b/pkg/hostman/hostinfo/hostinfo.go
index a533fcd392..53232bc12e 100644
--- a/pkg/hostman/hostinfo/hostinfo.go
+++ b/pkg/hostman/hostinfo/hostinfo.go
@@ -926,7 +926,7 @@ func (h *SHostInfo) getDomainInfo(hostId string) {
 	domain_id, _ := host.GetString("domain_id")
 	project_domain, _ := host.GetString("project_domain")
 	h.Domain_id = domain_id
-	h.Project_domain = project_domain
+	h.Project_domain = strings.ReplaceAll(project_domain, " ", "+")
 }
 
 func (h *SHostInfo) setHostname(name string) {
diff --git a/pkg/hostman/hostmetrics/hostmetrics.go b/pkg/hostman/hostmetrics/hostmetrics.go
index faab9b0f9d..77b1de280e 100644
--- a/pkg/hostman/hostmetrics/hostmetrics.go
+++ b/pkg/hostman/hostmetrics/hostmetrics.go
@@ -289,7 +289,7 @@ func (s *SGuestMonitorCollector) addTelegrafLine(
 
 	var tagArr = []string{}
 	for k, v := range tags {
-		tagArr = append(tagArr, fmt.Sprintf("%s=%s", k, v))
+		tagArr = append(tagArr, fmt.Sprintf("%s=%s", k, strings.ReplaceAll(v, " ", "+")))
 	}
 	tagStr := strings.Join(tagArr, ",")
 
diff --git a/pkg/monitor/models/datasource.go b/pkg/monitor/models/datasource.go
index e0191da24d..5a3e99ef1a 100644
--- a/pkg/monitor/models/datasource.go
+++ b/pkg/monitor/models/datasource.go
@@ -885,6 +885,7 @@ func (self *SDataSourceManager) getFilterMeasurementTagValue(tagValueChan *influ
 				tagMap, _ := rtn[rtnIndex][serieIndex].Tags.GetMap()
 				for key, valObj := range tagMap {
 					valStr, _ := valObj.GetString()
+					valStr = self._renderTagVal(valStr)
 					if len(valStr) == 0 || valStr == "null" || filterTagValue(valStr) {
 						continue
 					}
@@ -908,6 +909,9 @@ func (self *SDataSourceManager) getFilterMeasurementTagValue(tagValueChan *influ
 	return nil
 }
 
+func (self *SDataSourceManager) _renderTagVal(val string) string {
+	return strings.ReplaceAll(val, "+", " ")
+}
 func floatEquals(a, b float64) bool {
 	eps := 0.000000001
 	if math.Abs(a-b) < eps {
diff --git a/pkg/monitor/tsdb/driver/influxdb/query.go b/pkg/monitor/tsdb/driver/influxdb/query.go
index e7711c1611..35069b2787 100644
--- a/pkg/monitor/tsdb/driver/influxdb/query.go
+++ b/pkg/monitor/tsdb/driver/influxdb/query.go
@@ -85,13 +85,17 @@ func (query *Query) renderTags() []string {
 				textValue = fmt.Sprintf("'%s'", strings.Replace(tag.Value, `\`, `\\`, -1))
 			}
 		}
-
+		textValue = query.renderTagValue(textValue)
 		res = append(res, fmt.Sprintf(`%s"%s" %s %s`, str, tag.Key, tag.Operator, textValue))
 	}
 
 	return res
 }
 
+func (query *Query) renderTagValue(val string) string {
+	return strings.ReplaceAll(val, " ", "+")
+}
+
 func (query *Query) renderTimeFilter(queryCtx *tsdb.TsdbQuery) string {
 	from := ""
 	if strings.Contains(queryCtx.TimeRange.From, "now-") {
diff --git a/pkg/monitor/tsdb/driver/influxdb/response_parser.go b/pkg/monitor/tsdb/driver/influxdb/response_parser.go
index 61144cc31c..f78bc0df8f 100644
--- a/pkg/monitor/tsdb/driver/influxdb/response_parser.go
+++ b/pkg/monitor/tsdb/driver/influxdb/response_parser.go
@@ -94,11 +94,16 @@ func (rp *ResponseParser) transformRowsV2(rows []Row, queryResult *tsdb.QueryRes
 				points = append(points, point)
 			}
 		}
+		tags := make(map[string]string)
+		for key, val := range row.Tags {
+			val_ := strings.ReplaceAll(val, "+", " ")
+			tags[key] = val_
+		}
 		result = append(result, &tsdb.TimeSeries{
 			Name:    rp.formatSerieName(row, col, query),
 			Columns: columns,
 			Points:  points,
-			Tags:    row.Tags,
+			Tags:    tags,
 		})
 	}