From a96a1079eb98c1f236a0def49b8343ac1a7d965b Mon Sep 17 00:00:00 2001
From: Manuel Ganter <manuel.ganter@think-ahead.tech>
Date: Fri, 13 Feb 2026 12:30:32 +0100
Subject: [PATCH] fix: now sizer does not round up to the next Gi when in
 between two

---
 internal/receiver/sizing.go      | 11 ++---------
 internal/receiver/sizing_test.go | 12 ++++++------
 2 files changed, 8 insertions(+), 15 deletions(-)

diff --git a/internal/receiver/sizing.go b/internal/receiver/sizing.go
index f037585..928a2f5 100644
--- a/internal/receiver/sizing.go
+++ b/internal/receiver/sizing.go
@@ -76,16 +76,9 @@ func selectCPUValue(stats summary.StatSummary, percentile string) float64 {
 	}
 }
 
-// formatMemoryK8s converts bytes to Kubernetes memory format (Mi or Gi)
+// formatMemoryK8s converts bytes to Kubernetes memory format (Mi)
 func formatMemoryK8s(bytes float64) string {
-	const (
-		Mi = 1024 * 1024
-		Gi = 1024 * 1024 * 1024
-	)
-
-	if bytes >= Gi {
-		return fmt.Sprintf("%.0fGi", math.Ceil(bytes/Gi))
-	}
+	const Mi = 1024 * 1024
 	return fmt.Sprintf("%.0fMi", math.Ceil(bytes/Mi))
 }
 
diff --git a/internal/receiver/sizing_test.go b/internal/receiver/sizing_test.go
index fc16129..a1ac3c5 100644
--- a/internal/receiver/sizing_test.go
+++ b/internal/receiver/sizing_test.go
@@ -18,9 +18,9 @@ func TestFormatMemoryK8s(t *testing.T) {
 		{1024 * 1024, "1Mi"},
 		{256 * 1024 * 1024, "256Mi"},
 		{512 * 1024 * 1024, "512Mi"},
-		{1024 * 1024 * 1024, "1Gi"},
-		{2 * 1024 * 1024 * 1024, "2Gi"},
-		{1.5 * 1024 * 1024 * 1024, "2Gi"}, // rounds up
+		{1024 * 1024 * 1024, "1024Mi"},
+		{2 * 1024 * 1024 * 1024, "2048Mi"},
+		{1.5 * 1024 * 1024 * 1024, "1536Mi"},
 		{100 * 1024 * 1024, "100Mi"},
 	}
 
@@ -185,12 +185,12 @@ func TestComputeSizing_SingleRun(t *testing.T) {
 		t.Errorf("CPU limit = %q, want %q", c.CPU.Limit, "1")
 	}
 
-	// Memory: 512Mi * 1.2 = 614.4Mi -> 615Mi request, 1Gi limit (1024Mi = 1Gi)
+	// Memory: 512Mi * 1.2 = 614.4Mi -> 615Mi request, 1024Mi limit
 	if c.Memory.Request != "615Mi" {
 		t.Errorf("Memory request = %q, want %q", c.Memory.Request, "615Mi")
 	}
-	if c.Memory.Limit != "1Gi" {
-		t.Errorf("Memory limit = %q, want %q", c.Memory.Limit, "1Gi")
+	if c.Memory.Limit != "1024Mi" {
+		t.Errorf("Memory limit = %q, want %q", c.Memory.Limit, "1024Mi")
 	}
 
 	if resp.Meta.RunsAnalyzed != 1 {