Fix megacheck

tsdb/index/tsi1/log_file.go

@@ -1435,21 +1435,6 @@ func (tv *logTagValue) cardinality() int64 {
 	return int64(len(tv.series))
 }
 
-// seriesIDs returns a sorted set of seriesIDs.
-func (tv *logTagValue) seriesIDs() []uint64 {
-	a := make([]uint64, 0, tv.cardinality())
-	if tv.seriesSet != nil {
-		tv.seriesSet.ForEachNoLock(func(id uint64) { a = append(a, id) })
-		return a // IDs are already sorted.
-	}
-
-	for seriesID := range tv.series {
-		a = append(a, seriesID)
-	}
-	sort.Sort(uint64Slice(a))
-	return a
-}
-
 // seriesIDSet returns a copy of the logMeasurement's seriesSet, or creates a new
 // one
 func (tv *logTagValue) seriesIDSet() *tsdb.SeriesIDSet {

tsdb/index/tsi1/tsi1.go

@@ -3,10 +3,8 @@ package tsi1
 import (
 	"bytes"
 	"encoding/binary"
-	"encoding/hex"
 	"fmt"
 	"io"
-	"os"
 	"unsafe"
 
 	"github.com/influxdata/influxdb/tsdb"
@@ -556,11 +554,3 @@ func memalign(data []byte) []byte {
 	}
 	return data
 }
-
-// hexdump is a helper for dumping binary data to stderr.
-func hexdump(data []byte) { os.Stderr.Write([]byte(hex.Dump(data))) }
-
-// stack is a helper for dumping a stack trace.
-// func stack() string {
-// 	return "------------------------\n" + string(debug.Stack()) + "------------------------\n\n"
-// }