diff --git a/deploy/lib/common.sh b/deploy/lib/common.sh
index e2d28af..f8a6bd9 100644
--- a/deploy/lib/common.sh
+++ b/deploy/lib/common.sh
@@ -27,6 +27,13 @@ PM2_APPS=(
   manual-agent-gate
 )
 
+# 历史进程名(仅 stop/delete 时兼容,不计入验收)
+PM2_APPS_LEGACY=(
+  crypto-monitor-binance
+  crypto-monitor-gate
+  crypto-monitor-okx
+)
+
 CONFIG_PATHS=(
   crypto_monitor_binance/.env
   crypto_monitor_okx/.env
@@ -255,6 +262,47 @@ remove_backup_cron_all() {
   fi
 }
 
+pm2_app_exists() {
+  local name="$1"
+  pm2 pid "${name}" >/dev/null 2>&1
+}
+
+# 仅操作本项目 PM2 进程,不影响服务器上其它应用
+pm2_stop_project_apps() {
+  if ! command -v pm2 >/dev/null 2>&1; then
+    log "未安装 pm2,跳过"
+    return 0
+  fi
+  local name stopped=0
+  for name in "${PM2_APPS[@]}" "${PM2_APPS_LEGACY[@]}"; do
+    if pm2_app_exists "${name}"; then
+      log "pm2 stop ${name}"
+      pm2 stop "${name}" 2>/dev/null || true
+      stopped=$((stopped + 1))
+    fi
+  done
+  if [[ "${stopped}" -eq 0 ]]; then
+    log "未发现本项目 PM2 进程(其它 PM2 不受影响)"
+  fi
+}
+
+pm2_delete_project_apps() {
+  if ! command -v pm2 >/dev/null 2>&1; then
+    return 0
+  fi
+  local name deleted=0
+  for name in "${PM2_APPS[@]}" "${PM2_APPS_LEGACY[@]}"; do
+    if pm2_app_exists "${name}"; then
+      log "pm2 delete ${name}"
+      pm2 delete "${name}" 2>/dev/null || true
+      deleted=$((deleted + 1))
+    fi
+  done
+  if [[ "${deleted}" -gt 0 ]]; then
+    pm2 save 2>/dev/null || true
+  fi
+}
+
 pm2_save_startup() {
   step "PM2 save & startup"
   pm2 save 2>/dev/null || true
diff --git a/deploy/lib/uninstall.sh b/deploy/lib/uninstall.sh
index 8d86aee..807d2e9 100644
--- a/deploy/lib/uninstall.sh
+++ b/deploy/lib/uninstall.sh
@@ -41,14 +41,9 @@ main_uninstall() {
     echo "removed_dir=${removed_dir}"
   } >"${backup_dir}/uninstall.manifest"
 
-  step "停止并清空 PM2"
-  if command -v pm2 >/dev/null 2>&1; then
-    pm2 stop all 2>/dev/null || true
-    pm2 delete all 2>/dev/null || true
-    pm2 save 2>/dev/null || true
-  else
-    log "未安装 pm2,跳过"
-  fi
+  step "停止并移除本项目 PM2 进程(不影响其它 PM2)"
+  pm2_stop_project_apps
+  pm2_delete_project_apps
 
   remove_backup_cron_all
 
diff --git a/deploy/reinstall.sh b/deploy/reinstall.sh
index 4d5386e..ba886af 100644
--- a/deploy/reinstall.sh
+++ b/deploy/reinstall.sh
@@ -26,6 +26,8 @@ fi
 DEPLOY_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 SCRIPT_SOURCE="${DEPLOY_DIR}/reinstall.sh"
 REPO_ROOT="$(cd "${DEPLOY_DIR}/.." && pwd)"
+# shellcheck source=lib/common.sh
+source "${DEPLOY_DIR}/lib/common.sh"
 
 INSTALL_ROOT="${INSTALL_ROOT:-/opt/crypto_monitor}"
 GIT_URL="${GIT_URL:-https://git.bz121.com/dekun/crypto_monitor.git}"
@@ -230,10 +232,14 @@ backup_configs "${SRC_ROOT}" "${BACKUP_DIR}"
 
 # --- 2. 停 PM2 ---
 
-step "停止并清空 PM2"
+step "停止并移除本项目 PM2 进程(不影响其它 PM2)"
 if command -v pm2 >/dev/null 2>&1; then
-  run pm2 stop all || true
-  run pm2 delete all || true
+  if [[ "${DRY_RUN}" -eq 1 ]]; then
+    log "[dry-run] pm2 stop/delete 仅: ${PM2_APPS[*]} (及历史别名)"
+  else
+    pm2_stop_project_apps
+    pm2_delete_project_apps
+  fi
 else
   log "未安装 pm2,跳过"
 fi