fix(tsi1): make mergeable

cmd/influxd/inspect/report_tsi1.go

@@ -65,6 +65,9 @@ func RunReportTsi(cmd *cobra.Command, args []string) error {
 	config := logger.NewConfig()
 	config.Level = zapcore.InfoLevel
 	log, err := config.New(os.Stderr)
+	if err != nil {
+		return err
+	}
 
 	// if path is unset, set to $HOME/.influxdbv2/engine"
 	if tsiFlags.Path == "" {

tsdb/tsi1/tsi1_report.go

@@ -157,12 +157,6 @@ func (c *cardinality) cardinality() int64 {
 	return int64(c.set.Cardinality())
 }
 
-type cardinalities []*cardinality
-
-func (a cardinalities) Len() int           { return len(a) }
-func (a cardinalities) Less(i, j int) bool { return a[i].cardinality() < a[j].cardinality() }
-func (a cardinalities) Swap(i, j int)      { a[i], a[j] = a[j], a[i] }
-
 func (report *ReportCommand) calculateCardinalities() error {
 	idx := report.indexFile
 	itr, err := idx.MeasurementIterator()