From b121bf13acec25f62c3c3f206164a88c55956aad Mon Sep 17 00:00:00 2001
From: Montia37 <MTChaoyi@outlook.com>
Date: Sun, 7 Sep 2025 16:00:32 +0800
Subject: [PATCH] =?UTF-8?q?perf:=20=E8=A7=A3=E8=80=A6=E5=BB=B6=E8=BF=9F?=
 =?UTF-8?q?=E5=9B=BE=E8=A1=A8=E7=9A=84=E6=98=BE=E7=A4=BA=E7=8A=B6=E6=80=81?=
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---
 src/pages/instance/PingChart.tsx | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/pages/instance/PingChart.tsx b/src/pages/instance/PingChart.tsx
index 6b3a3be..09230b3 100644
--- a/src/pages/instance/PingChart.tsx
+++ b/src/pages/instance/PingChart.tsx
@@ -42,9 +42,15 @@ const PingChart = memo(({ node, hours }: PingChartProps) => {
 
   useEffect(() => {
     if (pingHistory?.tasks) {
-      setVisiblePingTasks(pingHistory.tasks.map((t) => t.id));
+      const taskIds = pingHistory.tasks.map((t) => t.id);
+      setVisiblePingTasks((prevVisibleTasks) => {
+        const newVisibleTasks = taskIds.filter(
+          (id) => prevVisibleTasks.length === 0 || prevVisibleTasks.includes(id)
+        );
+        return newVisibleTasks.length > 0 ? newVisibleTasks : taskIds;
+      });
     }
-  }, [pingHistory]);
+  }, [pingHistory?.tasks]);
 
   const lableFormatter = useCallback(
     (value: any) => {