diff --git a/scripts/containerd.sh b/scripts/containerd.sh
index d15adb7..8228f3a 100644
--- a/scripts/containerd.sh
+++ b/scripts/containerd.sh
@@ -1,24 +1,19 @@
 #!/bin/bash
 set -euo pipefail
 
-# Containerd安装脚本（Ubuntu专用）
-# 集成配置：默认配置生成、镜像源替换、Cgroup驱动、镜像加速
-# 适用：Ubuntu 20.04/22.04/24.04 LTS
+# Containerd安装脚本（已删除镜像加速配置）
+# 保留核心功能：生成默认配置、替换华为云镜像源、配置Cgroup驱动、服务管理
+# 适用：Ubuntu 20.04/22.04/24.04 LTS（需确保系统已有containerd.io安装源）
 
 #######################################
-# 配置参数
+# 配置参数（删除镜像加速相关路径）
 #######################################
 DEFAULT_VERSION="1.7.28-1"
 ACTION=""
 CONTAINERD_VERSION="$DEFAULT_VERSION"
 LOG_FILE="/var/log/containerd_manage.log"
-DOCKER_REPO="https://download.docker.com/linux/ubuntu"
-GPG_KEY_PATH="/etc/apt/keyrings/docker.gpg"
-REPO_LIST_PATH="/etc/apt/sources.list.d/docker.list"
 CONFIG_PATH="/etc/containerd/config.toml"
 PACKAGE_NAME="containerd.io"
-CERTS_D_PATH="/etc/containerd/certs.d"
-DOCKER_IO_HOSTS="${CERTS_D_PATH}/docker.io/hosts.toml"
 
 #######################################
 # 日志函数
@@ -50,17 +45,17 @@ parse_args() {
     while [[ $# -gt 0 ]]; do
         case "$1" in
             --install)
-                if [[ "$ACTION" == "uninstall" ]]; then log "ERROR" "参数冲突"; usage; fi
+                if [[ "$ACTION" == "uninstall" ]]; then log "ERROR" "参数冲突（--install与--uninstall不可同时使用）"; usage; fi
                 ACTION="install"
                 shift
                 ;;
             --uninstall)
-                if [[ "$ACTION" == "install" ]]; then log "ERROR" "参数冲突"; usage; fi
+                if [[ "$ACTION" == "install" ]]; then log "ERROR" "参数冲突（--install与--uninstall不可同时使用）"; usage; fi
                 ACTION="uninstall"
                 shift
                 ;;
             --version)
-                if [[ $# -lt 2 || "$2" == -* ]]; then log "ERROR" "需指定版本"; usage; fi
+                if [[ $# -lt 2 || "$2" == -* ]]; then log "ERROR" "--version需指定有效版本（如1.7.28-1）"; usage; fi
                 CONTAINERD_VERSION="$2"
                 shift 2
                 ;;
@@ -73,7 +68,7 @@ parse_args() {
                 ;;
         esac
     done
-    if [[ -z "$ACTION" ]]; then log "ERROR" "需指定--install或--uninstall"; usage; fi
+    if [[ -z "$ACTION" ]]; then log "ERROR" "必须指定--install或--uninstall"; usage; fi
 }
 
 #######################################
@@ -81,14 +76,16 @@ parse_args() {
 #######################################
 pre_check() {
     log "INFO" "前置环境检查"
-    if [[ "$(id -u)" -ne 0 ]]; then log "ERROR" "需root权限"; exit 1; fi
-    if ! grep -q "Ubuntu" /etc/os-release; then log "ERROR" "仅支持Ubuntu"; exit 1; fi
+    # 检查root权限
+    if [[ "$(id -u)" -ne 0 ]]; then log "ERROR" "请使用root权限执行（sudo）"; exit 1; fi
+    # 检查Ubuntu系统
+    if ! grep -q "Ubuntu" /etc/os-release; then log "ERROR" "仅支持Ubuntu系统"; exit 1; fi
+    # 检查系统版本
     local os_version=$(grep VERSION_ID /etc/os-release | cut -d= -f2 | tr -d '"')
     if ! [[ "$os_version" =~ ^20\.04$ || "$os_version" =~ ^22\.04$ || "$os_version" =~ ^24\.04$ ]]; then
-        log "ERROR" "仅支持Ubuntu 20.04/22.04/24.04"
-        exit 1
-    fi
-    local required_tools=("apt-get" "curl" "gpg" "lsb_release" "systemctl")
+        log "ERROR" "仅支持Ubuntu 20.04/22.04/24.04 LTS版本"; exit 1; fi
+    # 检查必要工具
+    local required_tools=("apt-get" "systemctl" "sed" "grep")
     for tool in "${required_tools[@]}"; do
         if ! command -v "$tool" &> /dev/null; then
             log "INFO" "安装缺失工具：$tool"
@@ -100,179 +97,176 @@ pre_check() {
 }
 
 #######################################
-# 配置Docker源
-#######################################
-configure_repo() {
-    log "INFO" "配置Docker源"
-    mkdir -p "$(dirname "$GPG_KEY_PATH")"
-    if [[ ! -f "$GPG_KEY_PATH" ]]; then
-        log "INFO" "下载Docker GPG密钥"
-        curl -fsSL --retry 3 --retry-delay 5 "${DOCKER_REPO}/gpg" | gpg --dearmor -o "$GPG_KEY_PATH" >/dev/null 2>&1 || {
-            log "ERROR" "GPG密钥下载失败"
-            exit 1
-        }
-        chmod a+r "$GPG_KEY_PATH"
-    fi
-    local codename=$(lsb_release -cs)
-    if [[ "$codename" == "noble" ]]; then codename="jammy"; fi  # 兼容24.04
-    local repo_content="deb [arch=$(dpkg --print-architecture) signed-by=$GPG_KEY_PATH] $DOCKER_REPO $codename stable"
-    if [[ ! -f "$REPO_LIST_PATH" || "$(cat "$REPO_LIST_PATH")" != "$repo_content" ]]; then
-        echo "$repo_content" | tee "$REPO_LIST_PATH" >/dev/null
-        apt-get update -qq >/dev/null
-    fi
-    log "INFO" "Docker源配置完成"
-}
-
-#######################################
-# 验证版本可用性
+# 验证版本可用性（依赖系统已有源）
 #######################################
 verify_version() {
     log "INFO" "验证版本${CONTAINERD_VERSION}可用性"
-    local available_versions=$(apt-cache madison "$PACKAGE_NAME" | awk '{print $3}' | sed 's/~ubuntu.*//' | sort -u)
+    # 提取源中可用的核心版本（忽略发行版后缀）
+    local available_versions=$(apt-cache madison "$PACKAGE_NAME" | awk '{print $3}' | sed 's/~ubuntu\.[0-9]\+\.[0-9]\+~[a-z]\+//' | sort -u)
     if ! echo "$available_versions" | grep -qxF "$CONTAINERD_VERSION"; then
-        log "ERROR" "版本不可用，可用版本：$available_versions"
-        exit 1
-    fi
+        log "ERROR" "版本${CONTAINERD_VERSION}不可用，可用版本："; echo "$available_versions" | tee -a "$LOG_FILE"; exit 1; fi
     log "INFO" "版本验证通过"
 }
 
 #######################################
-# 安装containerd
+# 安装containerd（匹配带后缀的完整版本）
 #######################################
 install_containerd() {
-    log "INFO" "安装containerd"
+    log "INFO" "检查当前${PACKAGE_NAME}安装状态"
+    # 获取源中带后缀的完整版本
     local full_version=$(apt-cache madison "$PACKAGE_NAME" | grep "$CONTAINERD_VERSION" | awk '{print $3}' | head -n 1)
-    if [[ -z "$full_version" ]]; then log "ERROR" "未找到完整版本"; exit 1; fi
-    if dpkg -l "$PACKAGE_NAME" &>/dev/null && [[ "$(dpkg -l "$PACKAGE_NAME" | awk '/ii/ {print $3}')" == "$full_version" ]]; then
-        log "INFO" "已安装$full_version，跳过"
-        return
+    if [[ -z "$full_version" ]]; then log "ERROR" "未找到与${CONTAINERD_VERSION}匹配的完整版本"; exit 1; fi
+    # 检查是否已安装目标版本
+    if dpkg -l "$PACKAGE_NAME" &>/dev/null; then
+        local installed_full_version=$(dpkg -l "$PACKAGE_NAME" | awk '/ii/ {print $3}')
+        if [[ "$installed_full_version" == "$full_version" ]]; then
+            log "INFO" "${PACKAGE_NAME} ${full_version}已安装，跳过安装"
+            return
+        fi
     fi
-    log "INFO" "安装$full_version"
-    apt-get install -qq -y "${PACKAGE_NAME}=${full_version}" >/dev/null 2>&1 || {
-        log "ERROR" "安装失败，手动执行：sudo apt-get install -y ${PACKAGE_NAME}=${full_version}"
-        exit 1
-    }
+    # 安装完整版本
+    log "INFO" "安装${PACKAGE_NAME}=${full_version}"
+    if ! apt-get install -qq -y "${PACKAGE_NAME}=${full_version}" >/dev/null 2>&1; then
+        log "ERROR" "安装失败，手动执行以下命令查看详细错误："; log "ERROR" "sudo apt-get install -y ${PACKAGE_NAME}=${full_version}"; exit 1; fi
+    log "INFO" "${PACKAGE_NAME}安装完成"
 }
 
 #######################################
-# 核心配置（严格按你的要求执行）
+# 核心配置（仅保留：生成默认配置、替换镜像源、Cgroup驱动）
 #######################################
 configure_containerd() {
     log "INFO" "开始配置containerd"
 
     # 1. 生成默认配置文件
-    log "INFO" "生成默认配置文件"
-    containerd config default > "$CONFIG_PATH" 2>/dev/null || {
-        log "ERROR" "生成默认配置失败"
-        exit 1
-    }
+    log "INFO" "执行：containerd config default > $CONFIG_PATH"
+    if [[ -f "$CONFIG_PATH" ]]; then
+        log "INFO" "备份旧配置文件：${CONFIG_PATH}.bak"
+        cp "$CONFIG_PATH" "${CONFIG_PATH}.bak"
+    fi
+    if ! containerd config default > "$CONFIG_PATH" 2>&1; then
+        log "ERROR" "生成默认配置文件失败"; exit 1; fi
 
     # 2. 替换镜像源（registry.k8s.io -> 华为云）
-    log "INFO" "替换镜像源为华为云"
-    sed -i 's#registry.k8s.io#swr.cn-north-4.myhuaweicloud.com/ddn-k8s/registry.k8s.io#' "$CONFIG_PATH" || {
-        log "ERROR" "镜像源替换失败"
-        exit 1
-    }
+    log "INFO" "执行：替换镜像源为华为云（registry.k8s.io -> swr.cn-north-4.myhuaweicloud.com/ddn-k8s/registry.k8s.io）"
+    if ! sed -i 's#registry.k8s.io#swr.cn-north-4.myhuaweicloud.com/ddn-k8s/registry.k8s.io#' "$CONFIG_PATH" 2>&1; then
+        log "ERROR" "镜像源替换失败"; exit 1; fi
 
     # 3. 配置Cgroup驱动器（SystemdCgroup = true）
-    log "INFO" "配置Cgroup驱动器"
-    sed -i 's/SystemdCgroup\ =\ false/SystemdCgroup\ =\ true/g' "$CONFIG_PATH" || {
-        log "ERROR" "Cgroup配置失败"
-        exit 1
-    }
-
-    # 4. 配置镜像加速
-    log "INFO" "配置镜像加速"
-    # 4.1 设置registry.config_path
-    local registry_block="[plugins.\"io.containerd.grpc.v1.cri\".registry]"
-    local config_path_line='  config_path = "/etc/containerd/certs.d"'
-    if ! grep -qxF "$config_path_line" "$CONFIG_PATH"; then
-        if ! grep -qxF "$registry_block" "$CONFIG_PATH"; then
-            echo -e "\n$registry_block" >> "$CONFIG_PATH"
+    log "INFO" "执行：配置Cgroup驱动器为SystemdCgroup = true"
+    if grep -q "SystemdCgroup \= false" "$CONFIG_PATH"; then
+        sed -i 's/SystemdCgroup \= false/SystemdCgroup \= true/g' "$CONFIG_PATH"
+        log "INFO" "Cgroup驱动器已设置为SystemdCgroup = true"
+    else
+        if grep -q "SystemdCgroup \= true" "$CONFIG_PATH"; then
+            log "INFO" "Cgroup驱动器已为true，跳过修改"
+        else
+            log "WARNING" "未找到SystemdCgroup配置项，手动添加到runc.options区块"
+            sed -i '/\[plugins\."io\.containerd\.grpc\.v1\.cri"\.containerd\.runtimes\.runc\.options\]/a \ \ \ \ SystemdCgroup \= true' "$CONFIG_PATH"
         fi
-        sed -i "/$registry_block/a $config_path_line" "$CONFIG_PATH"
     fi
 
-    # 4.2 创建目录并写入加速配置
-    mkdir -p "$(dirname "$DOCKER_IO_HOSTS")"
-    local hosts_content=$(cat << EOF
-server = "https://docker.io"
-[host."https://o2j0mc5x.mirror.aliyuncs.com"]
-  capabilities = ["pull", "resolve"]
-server = "https://k8s.gcr.io"
-[host."https://gcr.mirrors.ustc.edu.cn/google-containers/"]
-  capabilities = ["pull", "resolve"]
-server = "https://quay.io"
-[host."https://mirror.ccs.tencentyun.com"]
-  capabilities = ["pull", "resolve"]
-EOF
-    )
-    echo "$hosts_content" | tee "$DOCKER_IO_HOSTS" >/dev/null
-
-    # 重启服务
-    systemctl restart containerd >/dev/null 2>&1
-    log "INFO" "配置完成，已重启服务"
+    # 重启服务应用配置
+    log "INFO" "重启containerd服务"
+    systemctl restart containerd >/dev/null 2>&1 || { log "ERROR" "containerd重启失败"; exit 1; }
+    log "INFO" "containerd配置完成"
 }
 
 #######################################
-# 启动服务并设置开机启动
+# 启动服务并设置开机自启
 #######################################
 start_service() {
-    log "INFO" "设置开机自启并启动服务"
-    systemctl enable --now containerd >/dev/null 2>&1 || {
-        log "ERROR" "服务启动失败"
-        exit 1
-    }
+    log "INFO" "配置containerd服务自启"
+    if systemctl is-enabled --quiet containerd; then
+        log "INFO" "containerd已设置开机自启"
+    else
+        systemctl enable containerd >/dev/null 2>&1
+        log "INFO" "已设置containerd开机自启"
+    fi
+    # 确保服务处于运行状态
+    if systemctl is-active --quiet containerd; then
+        log "INFO" "containerd服务已运行"
+    else
+        systemctl start containerd >/dev/null 2>&1
+        log "INFO" "containerd服务已启动"
+    fi
 }
 
 #######################################
-# 验证安装
+# 验证安装结果（删除镜像加速相关检查）
 #######################################
 verify_installation() {
     log "INFO" "验证安装结果"
-    if ! systemctl is-active --quiet containerd; then log "ERROR" "服务未运行"; exit 1; fi
-    if ! grep -q "swr.cn-north-4.myhuaweicloud.com/ddn-k8s/registry.k8s.io" "$CONFIG_PATH"; then
-        log "WARNING" "镜像源替换未生效"
+    # 检查服务状态
+    if ! systemctl is-active --quiet containerd; then log "ERROR" "containerd服务未运行"; exit 1; fi
+    # 检查镜像源替换
+    if grep -q "swr.cn-north-4.myhuaweicloud.com/ddn-k8s/registry.k8s.io" "$CONFIG_PATH"; then
+        log "INFO" "镜像源替换验证通过"
+    else
+        log "WARNING" "镜像源替换未生效，请检查$CONFIG_PATH"
     fi
-    if ! grep -q "SystemdCgroup \= true" "$CONFIG_PATH"; then
-        log "WARNING" "Cgroup配置未生效"
+    # 检查Cgroup配置
+    if grep -q "SystemdCgroup \= true" "$CONFIG_PATH"; then
+        log "INFO" "Cgroup驱动器配置验证通过"
+    else
+        log "WARNING" "Cgroup驱动器配置未生效，请检查$CONFIG_PATH"
     fi
-    if [[ ! -f "$DOCKER_IO_HOSTS" ]]; then
-        log "WARNING" "镜像加速配置不存在"
+    # 检查版本
+    local installed_version=$(containerd --version | awk '/containerd/ {print $3}' | cut -d'+' -f1 | sed 's/^v//')
+    if [[ "$installed_version" == "${CONTAINERD_VERSION%-*}" ]]; then
+        log "INFO" "版本验证通过，当前版本：$installed_version"
+    else
+        log "WARNING" "版本不匹配：预期${CONTAINERD_VERSION%-*}，实际$installed_version"
     fi
-    log "INFO" "验证完成"
+    log "INFO" "所有验证完成"
 }
 
 #######################################
-# 卸载containerd
+# 卸载containerd（删除镜像加速相关清理）
 #######################################
 uninstall_containerd() {
-    log "INFO" "卸载containerd"
-    systemctl stop containerd >/dev/null 2>&1 || true
-    if dpkg -l "$PACKAGE_NAME" &>/dev/null; then
-        apt-get purge -qq -y "$PACKAGE_NAME" >/dev/null 2>&1
-        apt-get autoremove -qq -y >/dev/null 2>&1
+    log "INFO" "开始卸载containerd"
+    # 停止服务
+    if systemctl is-active --quiet containerd; then
+        log "INFO" "停止containerd服务"
+        systemctl stop containerd >/dev/null 2>&1
     fi
-    rm -rf "$CONFIG_PATH" "$CERTS_D_PATH" /var/lib/containerd /var/log/containerd
+    # 卸载包
+    if dpkg -l "$PACKAGE_NAME" &>/dev/null; then
+        log "INFO" "卸载${PACKAGE_NAME}包"
+        apt-get purge -qq -y "$PACKAGE_NAME" >/dev/null 2>&1
+        log "INFO" "清理无用依赖"
+        apt-get autoremove -qq -y >/dev/null 2>&1
+    else
+        log "INFO" "${PACKAGE_NAME}未安装，跳过卸载"
+    fi
+    # 清理配置和数据（删除镜像加速相关目录的清理）
+    log "INFO" "清理残留文件"
+    rm -rf "$CONFIG_PATH" "${CONFIG_PATH}.bak" /var/lib/containerd /var/log/containerd
+    # 重新加载systemd
     systemctl daemon-reload >/dev/null 2>&1
-    log "INFO" "卸载完成"
+    log "INFO" "containerd卸载完成"
 }
 
 #######################################
 # 主流程
 #######################################
 main() {
+    # 初始化日志
     > "$LOG_FILE"
-    log "INFO" "===== 脚本启动 ====="
+    log "INFO" "===== Containerd管理脚本启动 ====="
+
+    # 解析参数
     parse_args "$@"
+
+    # 通用前置检查
     pre_check
 
+    # 分支执行
     case "$ACTION" in
         install)
-            configure_repo
             verify_version
             install_containerd
-            configure_containerd  # 执行你的所有配置步骤
+            configure_containerd  # 仅含核心配置（无镜像加速）
             start_service
             verify_installation
             ;;
@@ -282,7 +276,8 @@ main() {
     esac
 
     log "INFO" "===== 操作完成 ====="
-    log "INFO" "日志：$LOG_FILE"
+    log "INFO" "详细日志路径：$LOG_FILE"
 }
 
+# 启动主程序
 main "$@"