From d381d429e46d3e235828b5d099c1cb134f7e4f20 Mon Sep 17 00:00:00 2001
From: 2dust <31833384+2dust@users.noreply.github.com>
Date: Wed, 5 Aug 2026 17:03:23 +0800
Subject: [PATCH] Wait briefly after sudo process kills

https://github.com/2dust/v2rayN/issues/9863
Add a short 1-second delay after terminating core processes on Linux, macOS, and in CoreAdminManager so ports and process resources have time to settle before the next step runs.
---
 v2rayN/ServiceLib/Manager/CoreAdminManager.cs  | 2 ++
 v2rayN/ServiceLib/Sample/kill_as_sudo_linux_sh | 5 +++++
 v2rayN/ServiceLib/Sample/kill_as_sudo_osx_sh   | 5 +++++
 3 files changed, 12 insertions(+)

diff --git a/v2rayN/ServiceLib/Manager/CoreAdminManager.cs b/v2rayN/ServiceLib/Manager/CoreAdminManager.cs
index db6d9021..79680c2e 100644
--- a/v2rayN/ServiceLib/Manager/CoreAdminManager.cs
+++ b/v2rayN/ServiceLib/Manager/CoreAdminManager.cs
@@ -91,6 +91,8 @@ public class CoreAdminManager
                 .ExecuteBufferedAsync();
 
             await UpdateFunc(false, result.StandardOutput.ToString());
+
+            await Task.Delay(1000); // Wait for a second to ensure the process is killed
         }
         catch (Exception ex)
         {
diff --git a/v2rayN/ServiceLib/Sample/kill_as_sudo_linux_sh b/v2rayN/ServiceLib/Sample/kill_as_sudo_linux_sh
index 21e17408..392c5c20 100644
--- a/v2rayN/ServiceLib/Sample/kill_as_sudo_linux_sh
+++ b/v2rayN/ServiceLib/Sample/kill_as_sudo_linux_sh
@@ -66,6 +66,11 @@ kill_children "$PID"
 echo "Terminating main process: $PID"
 kill -9 "$PID" 2>/dev/null || true
 
+# Wait a little for process/port resources to be fully released
+FINAL_WAIT_SECONDS=1
+echo "Waiting ${FINAL_WAIT_SECONDS}s for resources to settle..."
+sleep "$FINAL_WAIT_SECONDS"
+
 echo "============================================"
 echo "Process $PID and all its children have been terminated"
 echo "============================================"
diff --git a/v2rayN/ServiceLib/Sample/kill_as_sudo_osx_sh b/v2rayN/ServiceLib/Sample/kill_as_sudo_osx_sh
index 61160fa2..f0511183 100644
--- a/v2rayN/ServiceLib/Sample/kill_as_sudo_osx_sh
+++ b/v2rayN/ServiceLib/Sample/kill_as_sudo_osx_sh
@@ -63,6 +63,11 @@ kill_descendants "$PID"
 echo "Terminating main process: $PID"
 kill -9 "$PID" 2>/dev/null || true
 
+# Wait a little for process/port resources to be fully released
+FINAL_WAIT_SECONDS=1
+echo "Waiting ${FINAL_WAIT_SECONDS}s for resources to settle..."
+sleep "$FINAL_WAIT_SECONDS"
+
 echo "============================================"
 echo "Process $PID and all its descendants have been terminated"
 echo "============================================"