From 0dd32f51448d5c978b8b0ec9a86ed8af267d7ab4 Mon Sep 17 00:00:00 2001
From: Aliaksandr Valialkin <valyala@victoriametrics.com>
Date: Fri, 10 May 2024 15:32:51 +0200
Subject: [PATCH] wip

---
 lib/logstorage/stats_uniq_values.go | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/lib/logstorage/stats_uniq_values.go b/lib/logstorage/stats_uniq_values.go
index 5602e9415..b2376cb5d 100644
--- a/lib/logstorage/stats_uniq_values.go
+++ b/lib/logstorage/stats_uniq_values.go
@@ -2,7 +2,6 @@ package logstorage
 
 import (
 	"slices"
-	"sort"
 	"strconv"
 	"strings"
 	"unsafe"
@@ -188,7 +187,7 @@ func (sup *statsUniqValuesProcessor) finalizeStats() string {
 	for k := range sup.m {
 		items = append(items, k)
 	}
-	sort.Strings(items)
+	slices.SortFunc(items, compareValues)
 
 	// Marshal items into JSON array.
 
@@ -212,6 +211,27 @@ func (sup *statsUniqValuesProcessor) finalizeStats() string {
 	return bytesutil.ToUnsafeString(b)
 }
 
+func compareValues(a, b string) int {
+	fA, okA := tryParseFloat64(a)
+	fB, okB := tryParseFloat64(b)
+	if okA && okB {
+		if fA == fB {
+			return 0
+		}
+		if fA < fB {
+			return -1
+		}
+		return 1
+	}
+	if okA {
+		return -1
+	}
+	if okB {
+		return 1
+	}
+	return strings.Compare(a, b)
+}
+
 func parseStatsUniqValues(lex *lexer) (*statsUniqValues, error) {
 	fields, err := parseFieldNamesForStatsFunc(lex, "uniq_values")
 	if err != nil {