From d56ccd1e062093bb3f57362ecfc3c29196f98a4c Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka@google.com>
Date: Thu, 8 Oct 2026 09:53:48 -0700
Subject: [PATCH 1/2] [dashboard] Restore vertical spacing between bot rows

---
 dashboard/dashboard.go | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/dashboard/dashboard.go b/dashboard/dashboard.go
index 8bd955377..89a632ebd 100644
--- a/dashboard/dashboard.go
+++ b/dashboard/dashboard.go
@@ -525,11 +525,9 @@ td.timeline > .missing:nth-child(even) { opacity: 0.5; }
 table {
    width: 100%;
    flex-shrink: 0;
-   border-collapse: collapse;
 }
-td { white-space: nowrap; padding: 0 0.6em 0 0; font-size: 18px; line-height: 20px; text-align: right; }
-td:nth-child(2) { font-size: 14px; }
-td.timeline { width: 100%; max-width: 0; overflow: hidden; padding-right: 0; font-size: 24px; line-height: 20px; text-align: left; }
+td { white-space: nowrap; padding-right: 0.6em; font-size: 18px; text-align: right; }
+td.timeline { width: 100%; max-width: 0; overflow: hidden; padding-right: 0; font-size: 24px; text-align: left; }
 </style>
 <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
 <script>

From c7c7f4bf772111d1b2b22751d85ce1882ccf6b2f Mon Sep 17 00:00:00 2001
From: Vitaly Buka <vitalybuka@google.com>
Date: Thu, 8 Oct 2026 09:58:11 -0700
Subject: [PATCH 2/2] [dashboard] Limit -render by commit count instead of
 builds

---
 dashboard/dashboard.go | 27 ++++++++-------------------
 1 file changed, 8 insertions(+), 19 deletions(-)

diff --git a/dashboard/dashboard.go b/dashboard/dashboard.go
index 89a632ebd..98fb74fb2 100644
--- a/dashboard/dashboard.go
+++ b/dashboard/dashboard.go
@@ -22,7 +22,7 @@ import (
 var (
 	cacheDir    = flag.String("cache_dir", filepath.Join(os.TempDir(), "sanitizer-dashboard"), "Directory for caches and git checkout")
 	fetchLimit  = flag.Int("fetch", 10, "Number of builds to fetch per bot")
-	renderLimit = flag.Int("render", 30, "Number of builds to render per bot")
+	renderLimit = flag.Int("render", 300, "Number of commits to render")
 
 	bots = []string{
 		"sanitizer-windows",
@@ -604,20 +604,9 @@ $(document).on('mouseenter', 'td.timeline > .missing', function() {
 	saveCache(cachePath, cache)
 	commitList, commits := fetchCommits(filepath.Join(*cacheDir, "llvm-project.git"))
 
-	maxDist := 0
-	for i := range bots {
-		if !statuses[i].Lastbuild.IsZero() && time.Since(statuses[i].Lastbuild) > 7*24*time.Hour {
-			continue
-		}
-		displayStatuses := statuses[i].Statuses
-		if len(displayStatuses) > *renderLimit {
-			displayStatuses = displayStatuses[:*renderLimit]
-		}
-		for _, s := range displayStatuses {
-			if d, ok := commits[s.Revision]; ok && d > maxDist {
-				maxDist = d
-			}
-		}
+	maxDist := *renderLimit
+	if len(commitList) < maxDist {
+		maxDist = len(commitList)
 	}
 
 	tr := func(s string) string {
@@ -636,10 +625,10 @@ $(document).on('mouseenter', 'td.timeline > .missing', function() {
 		return fmt.Sprintf("<a href=\"%s\" target=_top>%s</a>", url, text)
 	}
 
-	if len(commitList) > 0 {
+	if maxDist > 0 {
 		googleColors := []string{"c0", "c1", "c2", "c0", "c3", "c1"}
 		var header strings.Builder
-		for d := 0; d <= maxDist && d < len(commitList); d++ {
+		for d := 0; d < maxDist; d++ {
 			c := commitList[d]
 			short := c.Hash
 			if len(short) > 7 {
@@ -706,7 +695,7 @@ $(document).on('mouseenter', 'td.timeline > .missing', function() {
 			byDist := make(map[int]status, len(statuses[i].Statuses))
 			for _, s := range statuses[i].Statuses {
 				d, ok := commits[s.Revision]
-				if !ok || d > maxDist {
+				if !ok || d >= maxDist {
 					continue
 				}
 				if _, exists := byDist[d]; !exists {
@@ -715,7 +704,7 @@ $(document).on('mouseenter', 'td.timeline > .missing', function() {
 			}
 			var timeline strings.Builder
 			style := ""
-			for d := 0; d <= maxDist; d++ {
+			for d := 0; d < maxDist; d++ {
 				if s, ok := byDist[d]; ok {
 					style = class(s)
 					fmt.Fprintf(&timeline, "<a href=\"%s\" target=_top title=\"%s (-%d)\">%s</a>",