diff --git a/src/api/admin/kvmService.js b/src/api/admin/kvmService.js
index a26a92f..68a6fa0 100644
--- a/src/api/admin/kvmService.js
+++ b/src/api/admin/kvmService.js
@@ -169,6 +169,13 @@ export const updateRemoteHost = (data) => {
   })
 }
 
+/** 设置宿主机禁用状态 */
+export const setRemoteHostDisabled = (data) => {
+  return http2.post('/api/v1/admin/server/host_service/point/host/set_disabled', data, {
+    headers: { 'Content-Type': 'multipart/form-data' }
+  })
+}
+
 /** 删除宿主机 */
 export const deleteRemoteHost = (params) => {
   return http2.delete('/api/v1/admin/server/host_service/point/host/delete', { params })
diff --git a/src/views/user-vm/UserVmDetail.vue b/src/views/user-vm/UserVmDetail.vue
index 2f09ec0..89fdceb 100644
--- a/src/views/user-vm/UserVmDetail.vue
+++ b/src/views/user-vm/UserVmDetail.vue
@@ -859,7 +859,7 @@
 
     <!-- 迁移虚拟机弹窗 -->
     <el-dialog v-model="migrateVisible" title="迁移虚拟机（更换宿主机）" width="560px" destroy-on-close>
-      <el-alert type="warning" :closable="false" style="margin-bottom:16px">将虚拟机迁移到其他宿主机或宿主机组，请谨慎操作！</el-alert>
+      <el-alert type="warning" :closable="false" show-icon style="margin-bottom:16px">宿主机迁移为转移配置后重新开通，不保留原虚拟机数据，请谨慎操作！</el-alert>
       <el-form label-width="120px" v-loading="migrateOptionsLoading">
         <el-form-item label="迁移方式">
           <el-radio-group v-model="migrateMode">
@@ -889,9 +889,9 @@
             </el-form-item>
           </el-col>
         </el-row>
-        <el-form-item label="到期顺延">
+        <el-form-item label="到期顺延（天）">
           <el-input-number v-model="migrateForm.expire_offset_days" :min="0" :step="1" :precision="0" controls-position="right" style="width:100%" />
-          <div style="font-size:12px;color:#909399">迁移完成后，用户商品到期时间向后顺延；0 表示不调整</div>
+          <div style="font-size:12px;color:#909399">迁移完成后，用户商品到期时间向后顺延指定天数；0 表示不调整</div>
         </el-form-item>
       </el-form>
       <template #footer>
diff --git a/src/views/virtualization/HostDetail.vue b/src/views/virtualization/HostDetail.vue
index a6ec006..0495793 100644
--- a/src/views/virtualization/HostDetail.vue
+++ b/src/views/virtualization/HostDetail.vue
@@ -18,6 +18,7 @@
         </div>
         <div class="overview-actions">
           <!-- <el-button type="warning" plain @click="openTokenDialog"><el-icon><Key /></el-icon>创建注册令牌</el-button> -->
+          <el-button :type="detail.disabled ? 'success' : 'warning'" plain :loading="disabledActionLoading" @click="handleSetDisabled">{{ detail.disabled ? '启用宿主机' : '禁用宿主机' }}</el-button>
           <el-button type="primary" plain @click="handleEdit">编辑宿主机</el-button>
           <el-button type="danger" plain @click="handleDelete">删除</el-button>
         </div>
@@ -28,8 +29,8 @@
         <div class="status-item">
           <span class="status-label">状态</span>
           <span class="status-value">
-            <span class="status-dot" :class="detail.is_active ? 'dot-running' : 'dot-other'"></span>
-            {{ detail.is_active ? '启用' : '禁用' }}
+            <span class="status-dot" :class="detail.disabled ? 'dot-disabled' : (detail.is_active ? 'dot-running' : 'dot-other')"></span>
+            {{ detail.disabled ? '已禁用' : (detail.is_active ? '在线' : '离线') }}
           </span>
         </div>
         <div class="status-item">
@@ -856,6 +857,12 @@
               <el-button v-if="formData.host_group_id" @click="formData.host_group_id = 0">清除</el-button>
             </div>
           </el-form-item>
+          <el-form-item label="调度状态">
+            <div>
+              <el-switch v-model="formData.disabled" active-text="禁用" inactive-text="启用" />
+              <div class="tk-form-tip">禁用后不参与自动调度，也不能作为新建或迁移目标；已有虚拟机不受影响。</div>
+            </div>
+          </el-form-item>
           <el-form-item label="介绍"><el-input v-model="formData.description" type="textarea" :rows="3" /></el-form-item>
         </div>
       </el-form>
@@ -1022,7 +1029,7 @@ import { useRoute, useRouter } from 'vue-router'
 import { ElMessage, ElMessageBox } from 'element-plus'
 import { ArrowLeft, ArrowRight, Refresh, Edit, Delete, Monitor, Coin, Connection, Search, Plus, Key, CopyDocument, DataAnalysis } from '@element-plus/icons-vue'
 import {
-  getRemoteHostDetail, getRemoteHostMetrics, updateRemoteHost, deleteRemoteHost,
+  getRemoteHostDetail, getRemoteHostMetrics, updateRemoteHost, deleteRemoteHost, setRemoteHostDisabled,
   getUserNetworkingList, getUserNetworkingDetail, createUserNetworking, deleteUserNetworking,
   assignUserNetworking, removeUserNetworkingNetwork,
   createHostToken, getMetricsHistory, getHostMetricsTop, getHostQuotaStats,
@@ -1170,7 +1177,7 @@ const showHardwareInfo = ref(false)
 
 const formData = reactive({
   name: '', base_url: '', ip: '', token: '', port: 22, user: '', password: '', private_key: '',
-  max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '',
+  max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', disabled: false,
   ...diskIoDefaults
 })
 const formRules = {
@@ -1807,7 +1814,7 @@ const handleEdit = () => {
     port: d.port || 22, user: d.user || '', password: d.password || '', private_key: d.private_key || '',
     max_cpu: d.max_cpu || 0, max_memory: d.max_memory || 0, max_disk: d.max_disk || 0,
     rx_bandwidth: d.rx_bandwidth || 0, tx_bandwidth: d.tx_bandwidth || 0,
-    host_group_id: d.host_group_id || 0, description: d.description || '',
+    host_group_id: d.host_group_id || 0, description: d.description || '', disabled: !!d.disabled,
     ...Object.fromEntries(diskIoFields.map(f => [f.key, d[f.key] ?? diskIoDefaults[f.key]]))
   })
   showDiskIoSection.value = diskIoFields.some(f => d[f.key] && d[f.key] !== diskIoDefaults[f.key])
@@ -1820,18 +1827,42 @@ const handleSubmit = () => {
     submitLoading.value = true
     try {
       const payload = { ...formData, service_id: serviceId.value, id: hostId.value }
+      const disabled = payload.disabled
+      delete payload.disabled
       if (!payload.token) delete payload.token
       if (!payload.password) delete payload.password
       if (!payload.private_key) delete payload.private_key
       if (!payload.description) delete payload.description
       if (!payload.host_group_id) delete payload.host_group_id
       const res = await updateRemoteHost(payload)
-      if (res?.data?.code === 200) { ElMessage.success('修改成功'); editDialogVisible.value = false; loadDetail() }
-      else ElMessage.error(extractApiError(res?.data, '修改失败'))
+      if (res?.data?.code === 200) {
+        const disabledRes = await setRemoteHostDisabled({ service_id: serviceId.value, id: hostId.value, disabled })
+        if (disabledRes?.data?.code === 200) { ElMessage.success('修改成功'); editDialogVisible.value = false; loadDetail() }
+        else ElMessage.error(extractApiError(disabledRes?.data, '设置禁用状态失败'))
+      } else ElMessage.error(extractApiError(res?.data, '修改失败'))
     } catch (e) { ElMessage.error(extractApiError(e?.response?.data, '修改失败')) } finally { submitLoading.value = false }
   })
 }
 
+const disabledActionLoading = ref(false)
+const handleSetDisabled = () => {
+  if (!detail.value) return
+  const disabled = !detail.value.disabled
+  const action = disabled ? '禁用' : '启用'
+  const message = disabled
+    ? `禁用宿主机「${detail.value.name}」后，它将不参与自动调度且不能作为新建或迁移目标，已有虚拟机不受影响。是否继续？`
+    : `确定要启用宿主机「${detail.value.name}」参与自动调度吗？`
+  ElMessageBox.confirm(message, `${action}宿主机`, { type: disabled ? 'warning' : 'info' }).then(async () => {
+    disabledActionLoading.value = true
+    try {
+      const res = await setRemoteHostDisabled({ service_id: serviceId.value, id: hostId.value, disabled })
+      if (res?.data?.code === 200) { ElMessage.success(`${action}成功`); loadDetail() }
+      else ElMessage.error(extractApiError(res?.data, `${action}失败`))
+    } catch (e) { ElMessage.error(extractApiError(e?.response?.data, `${action}失败`)) }
+    finally { disabledActionLoading.value = false }
+  }).catch(() => {})
+}
+
 const handleDelete = () => {
   ElMessageBox.confirm(`确定要删除宿主机「${detail.value?.name}」吗？`, '删除确认', {
     confirmButtonText: '确定删除', cancelButtonText: '取消', type: 'warning'
@@ -2181,6 +2212,7 @@ onBeforeUnmount(() => { isPageActive = false; disposeCharts() })
 .status-value { font-size: 14px; color: #1d2129; font-weight: 500; display: flex; align-items: center; gap: 6px; }
 .status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
 .dot-running { background: #00b42a; }
+.dot-disabled { background: #f53f3f; }
 .dot-other { background: #c9cdd4; }
 
 .detail-tabs { background: #fff; border-radius: 4px; border: 1px solid #e8e8e8; padding: 0 24px; }
diff --git a/src/views/virtualization/HostManage.vue b/src/views/virtualization/HostManage.vue
index b2f1feb..a38f057 100644
--- a/src/views/virtualization/HostManage.vue
+++ b/src/views/virtualization/HostManage.vue
@@ -77,15 +77,17 @@
       </el-table-column>
       <el-table-column label="状态" width="80">
         <template #default="{ row }">
-          <el-tag :type="row.is_active ? 'success' : 'danger'" size="small">{{ row.is_active ? '启用' : '禁用' }}</el-tag>
+          <el-tag v-if="row.disabled" type="danger" size="small">已禁用</el-tag>
+          <el-tag v-else :type="row.is_active ? 'success' : 'info'" size="small">{{ row.is_active ? '在线' : '离线' }}</el-tag>
         </template>
       </el-table-column>
       <el-table-column label="创建时间" width="170">
         <template #default="{ row }">{{ formatTimestamp(row.created_at) }}</template>
       </el-table-column>
-      <el-table-column label="操作" width="120" fixed="right">
+      <el-table-column label="操作" width="180" fixed="right">
         <template #default="{ row }">
           <el-button link type="primary" @click="handleGoDetail(row)">编辑</el-button>
+          <el-button link :type="row.disabled ? 'success' : 'warning'" :loading="disabledActionHostId === row.id" @click="handleSetDisabled(row)">{{ row.disabled ? '启用' : '禁用' }}</el-button>
           <el-button link type="danger" @click="handleDelete(row)">删除</el-button>
         </template>
       </el-table-column>
@@ -194,6 +196,12 @@
               <el-button v-if="formData.host_group_id" @click="formData.host_group_id = 0; formData._groupName = ''" style="margin-left: 4px">清除</el-button>
             </div>
           </el-form-item>
+          <el-form-item v-if="dialogType === 'edit'" label="调度状态">
+            <div>
+              <el-switch v-model="formData.disabled" active-text="禁用" inactive-text="启用" />
+              <div class="tk-form-tip">禁用后不参与自动调度，也不能作为新建或迁移目标；已有虚拟机不受影响。</div>
+            </div>
+          </el-form-item>
           <el-form-item label="介绍">
             <el-input v-model="formData.description" type="textarea" :rows="3" placeholder="宿主机介绍（可选）" />
           </el-form-item>
@@ -433,7 +441,7 @@ import { ElMessage, ElMessageBox } from 'element-plus'
 import { Plus, Refresh, Search, ArrowLeft, ArrowRight, Monitor, Coin, Connection, Key, CopyDocument } from '@element-plus/icons-vue'
 import {
   getRemoteHostList, getRemoteHostDetail,
-  addRemoteHost, updateRemoteHost, deleteRemoteHost,
+  addRemoteHost, updateRemoteHost, deleteRemoteHost, setRemoteHostDisabled,
   getHostGroupList, createHostToken, getMetricsHistory
 } from '@/api/admin/kvmService'
 import { extractApiError } from '@/utils/kvmErrorUtil'
@@ -450,6 +458,7 @@ const serviceName = computed(() => injectedServiceName?.value || route.query.ser
 
 const loading = ref(false)
 const submitLoading = ref(false)
+const disabledActionHostId = ref(null)
 const detailLoading = ref(false)
 const metricsLoading = ref(false)
 const hostList = ref([])
@@ -510,7 +519,7 @@ const formData = reactive({
   id: undefined, name: '', base_url: '', ip: '', token: '',
   port: 22, user: '', password: '', private_key: '',
   max_cpu: 0, max_memory: 0, max_disk: 0,
-  rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '',
+  rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', disabled: false,
   _groupName: '',
   ...diskIoDefaults
 })
@@ -610,7 +619,7 @@ const resetForm = () => {
     id: undefined, name: '', base_url: '', ip: '', token: '',
     port: 22, user: '', password: '', private_key: '',
     max_cpu: 0, max_memory: 0, max_disk: 0,
-    rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '',
+    rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', disabled: false,
     _groupName: '', ...diskIoDefaults
   })
   showDiskIoSection.value = false
@@ -675,7 +684,7 @@ const handleEdit = (row) => {
     port: row.port || 22, user: row.user || '', password: row.password || '', private_key: row.private_key || '',
     max_cpu: row.max_cpu || 0, max_memory: row.max_memory || 0, max_disk: row.max_disk || 0,
     rx_bandwidth: row.rx_bandwidth || 0, tx_bandwidth: row.tx_bandwidth || 0,
-    host_group_id: row.host_group_id || 0, description: row.description || '',
+    host_group_id: row.host_group_id || 0, description: row.description || '', disabled: !!row.disabled,
     _groupName: getGroupName(row.host_group_id),
     ...Object.fromEntries(diskIoFields.map(f => [f.key, row[f.key] ?? diskIoDefaults[f.key]]))
   })
@@ -687,6 +696,7 @@ const handleEdit = (row) => {
       if (detail.password) formData.password = detail.password
       if (detail.token) formData.token = detail.token
       if (detail.private_key) formData.private_key = detail.private_key
+      formData.disabled = !!detail.disabled
       diskIoFields.forEach(f => { if (detail[f.key] !== undefined) formData[f.key] = detail[f.key] })
     }
   }).catch(() => {})
@@ -699,6 +709,8 @@ const handleSubmit = () => {
     submitLoading.value = true
     try {
       const payload = { ...formData, service_id: serviceId.value }
+      const disabled = payload.disabled
+      delete payload.disabled
       delete payload.id
       delete payload._groupName
       // 可选参数为空时不提交
@@ -713,6 +725,9 @@ const handleSubmit = () => {
       } else {
         payload.id = formData.id
         res = await updateRemoteHost(payload)
+        if (res?.data?.code === 200) {
+          res = await setRemoteHostDisabled({ service_id: serviceId.value, id: formData.id, disabled })
+        }
       }
       const body = res?.data
       if (body?.code === 200) {
@@ -730,6 +745,23 @@ const handleSubmit = () => {
   })
 }
 
+const handleSetDisabled = (row) => {
+  const disabled = !row.disabled
+  const action = disabled ? '禁用' : '启用'
+  const message = disabled
+    ? `禁用宿主机「${row.name}」后，它将不参与自动调度且不能作为新建或迁移目标，已有虚拟机不受影响。是否继续？`
+    : `确定要启用宿主机「${row.name}」参与自动调度吗？`
+  ElMessageBox.confirm(message, `${action}宿主机`, { type: disabled ? 'warning' : 'info' }).then(async () => {
+    disabledActionHostId.value = row.id
+    try {
+      const res = await setRemoteHostDisabled({ service_id: serviceId.value, id: row.id, disabled })
+      if (res?.data?.code === 200) { ElMessage.success(`${action}成功`); loadList() }
+      else ElMessage.error(extractApiError(res?.data, `${action}失败`))
+    } catch (e) { ElMessage.error(extractApiError(e?.response?.data, `${action}失败`)) }
+    finally { disabledActionHostId.value = null }
+  }).catch(() => {})
+}
+
 const handleViewDetail = async (row) => {
   detailVisible.value = true
   detailLoading.value = true
diff --git a/src/views/virtualization/HostTreeManage.vue b/src/views/virtualization/HostTreeManage.vue
index d64f9eb..22c9888 100644
--- a/src/views/virtualization/HostTreeManage.vue
+++ b/src/views/virtualization/HostTreeManage.vue
@@ -68,10 +68,11 @@
       </el-table-column>
       <el-table-column label="状态" width="80">
         <template #default="{ row }">
-          <el-tag v-if="row._isHost" :type="row.is_active ? 'success' : 'info'" size="small">{{ row.is_active ? '在线' : '离线' }}</el-tag>
+          <el-tag v-if="row._isHost && row.disabled" type="danger" size="small">已禁用</el-tag>
+          <el-tag v-else-if="row._isHost" :type="row.is_active ? 'success' : 'info'" size="small">{{ row.is_active ? '在线' : '离线' }}</el-tag>
         </template>
       </el-table-column>
-      <el-table-column label="操作" width="280" fixed="right">
+      <el-table-column label="操作" width="330" fixed="right">
         <template #default="{ row }">
           <template v-if="row._isGroup && !row._isUngrouped">
             <el-button link type="primary" size="small" @click="handleViewGroupDetail(row)">详情</el-button>
@@ -83,6 +84,7 @@
           <template v-else-if="row._isHost">
             <el-button link type="primary" size="small" @click="handleGoHostDetail(row)">详情</el-button>
             <el-button link type="primary" size="small" @click="handleEditHost(row)">编辑</el-button>
+            <el-button link :type="row.disabled ? 'success' : 'warning'" size="small" :loading="disabledActionHostId === row.id" @click="handleSetHostDisabled(row)">{{ row.disabled ? '启用' : '禁用' }}</el-button>
             <el-button link type="danger" size="small" @click="handleDeleteHost(row)">删除</el-button>
           </template>
         </template>
@@ -388,6 +390,12 @@
               <el-option v-for="g in allGroups" :key="g.id" :value="g.id" :label="`${g.name} (ID: ${g.id})`" />
             </el-select>
           </el-form-item>
+          <el-form-item v-if="hostDialogType === 'edit'" label="调度状态">
+            <div>
+              <el-switch v-model="hostForm.disabled" active-text="禁用" inactive-text="启用" />
+              <div class="tk-form-tip">禁用后不参与自动调度，也不能作为新建或迁移目标；已有虚拟机不受影响。</div>
+            </div>
+          </el-form-item>
           <el-form-item label="介绍">
             <el-input v-model="hostForm.description" type="textarea" :rows="2" placeholder="可选" />
           </el-form-item>
@@ -414,6 +422,7 @@ import {
   getOptimalHostInfo,
   getRemoteHostList, getRemoteHostDetail,
   addRemoteHost, updateRemoteHost, deleteRemoteHost,
+  setRemoteHostDisabled,
   createHostToken
 } from '@/api/admin/kvmService'
 import { extractApiError } from '@/utils/kvmErrorUtil'
@@ -429,6 +438,7 @@ const serviceName = computed(() => injectedServiceName?.value || route.query.ser
 
 const loading = ref(false)
 const submitLoading = ref(false)
+const disabledActionHostId = ref(null)
 const allGroups = ref([])
 const allHosts = ref([])
 const expandedGroupIds = ref(new Set())
@@ -722,7 +732,7 @@ const hostForm = reactive({
   id: undefined, name: '', base_url: '', ip: '', token: '',
   port: 22, user: '', password: '', private_key: '',
   max_cpu: 0, max_memory: 0, max_disk: 0,
-  rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '',
+  rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', disabled: false,
   ...diskIoDefaults
 })
 const hostFormRules = {
@@ -733,7 +743,7 @@ const hostFormRules = {
 
 const handleAddHost = () => {
   hostDialogType.value = 'add'
-  Object.assign(hostForm, { id: undefined, name: '', base_url: '', ip: '', token: '', port: 22, user: '', password: '', private_key: '', max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', ...diskIoDefaults })
+  Object.assign(hostForm, { id: undefined, name: '', base_url: '', ip: '', token: '', port: 22, user: '', password: '', private_key: '', max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: 0, description: '', disabled: false, ...diskIoDefaults })
   showHostDiskIo.value = false
   hostIoBwUnit.value = 'MB/s'
   hostDialogVisible.value = true
@@ -741,7 +751,7 @@ const handleAddHost = () => {
 
 const handleAddHostToGroup = (group) => {
   hostDialogType.value = 'add'
-  Object.assign(hostForm, { id: undefined, name: '', base_url: '', ip: '', token: '', port: 22, user: '', password: '', private_key: '', max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: group.id, description: '', ...diskIoDefaults })
+  Object.assign(hostForm, { id: undefined, name: '', base_url: '', ip: '', token: '', port: 22, user: '', password: '', private_key: '', max_cpu: 0, max_memory: 0, max_disk: 0, rx_bandwidth: 0, tx_bandwidth: 0, host_group_id: group.id, description: '', disabled: false, ...diskIoDefaults })
   showHostDiskIo.value = false
   hostIoBwUnit.value = 'MB/s'
   hostDialogVisible.value = true
@@ -754,7 +764,7 @@ const handleEditHost = (row) => {
     port: row.port || 22, user: row.user || '', password: row.password || '', private_key: row.private_key || '',
     max_cpu: row.max_cpu || 0, max_memory: row.max_memory || 0, max_disk: row.max_disk || 0,
     rx_bandwidth: row.rx_bandwidth || 0, tx_bandwidth: row.tx_bandwidth || 0,
-    host_group_id: row.host_group_id || 0, description: row.description || '',
+    host_group_id: row.host_group_id || 0, description: row.description || '', disabled: !!row.disabled,
     ...Object.fromEntries(diskIoFields.map(f => [f.key, row[f.key] ?? diskIoDefaults[f.key]]))
   })
   showHostDiskIo.value = diskIoFields.some(f => row[f.key] && row[f.key] !== diskIoDefaults[f.key])
@@ -764,6 +774,7 @@ const handleEditHost = (row) => {
       if (d.password) hostForm.password = d.password
       if (d.token) hostForm.token = d.token
       if (d.private_key) hostForm.private_key = d.private_key
+      hostForm.disabled = !!d.disabled
       diskIoFields.forEach(f => { if (d[f.key] !== undefined) hostForm[f.key] = d[f.key] })
     }
   }).catch(() => {})
@@ -776,6 +787,8 @@ const submitHostForm = () => {
     submitLoading.value = true
     try {
       const payload = { ...hostForm, service_id: serviceId.value }
+      const disabled = payload.disabled
+      delete payload.disabled
       delete payload.id
       if (!payload.token) delete payload.token
       if (!payload.password) delete payload.password
@@ -788,6 +801,9 @@ const submitHostForm = () => {
       } else {
         payload.id = hostForm.id
         res = await updateRemoteHost(payload)
+        if (res?.data?.code === 200) {
+          res = await setRemoteHostDisabled({ service_id: serviceId.value, id: hostForm.id, disabled })
+        }
       }
       if (res?.data?.code === 200) { ElMessage.success(hostDialogType.value === 'add' ? '新增成功' : '修改成功'); hostDialogVisible.value = false; loadTreeData() }
       else ElMessage.error(extractApiError(res?.data, '操作失败'))
@@ -795,6 +811,23 @@ const submitHostForm = () => {
   })
 }
 
+const handleSetHostDisabled = (row) => {
+  const disabled = !row.disabled
+  const action = disabled ? '禁用' : '启用'
+  const message = disabled
+    ? `禁用宿主机「${row.name}」后，它将不参与自动调度且不能作为新建或迁移目标，已有虚拟机不受影响。是否继续？`
+    : `确定要启用宿主机「${row.name}」参与自动调度吗？`
+  ElMessageBox.confirm(message, `${action}宿主机`, { type: disabled ? 'warning' : 'info' }).then(async () => {
+    disabledActionHostId.value = row.id
+    try {
+      const res = await setRemoteHostDisabled({ service_id: serviceId.value, id: row.id, disabled })
+      if (res?.data?.code === 200) { ElMessage.success(`${action}成功`); loadTreeData() }
+      else ElMessage.error(extractApiError(res?.data, `${action}失败`))
+    } catch (e) { ElMessage.error(extractApiError(e?.response?.data, `${action}失败`)) }
+    finally { disabledActionHostId.value = null }
+  }).catch(() => {})
+}
+
 const handleGoHostDetail = (row) => {
   router.push({ path: '/virtualization/host-detail', query: { service_id: serviceId.value, id: row.id, service_name: serviceName.value } })
 }
diff --git a/src/views/virtualization/VmDetail.vue b/src/views/virtualization/VmDetail.vue
index 2c95918..c3bc373 100644
--- a/src/views/virtualization/VmDetail.vue
+++ b/src/views/virtualization/VmDetail.vue
@@ -1189,7 +1189,7 @@
     <!-- 迁移虚拟机弹窗 -->
     <el-dialog v-model="migrateDialogVisible" title="迁移虚拟机（更换宿主机）" width="580px" destroy-on-close class="tk-dialog">
       <el-form label-width="100px" v-loading="migrateOptionsLoading">
-        <el-alert type="warning" :closable="false" show-icon style="margin-bottom: 16px">将虚拟机迁移到其他宿主机或宿主机组，请谨慎操作！</el-alert>
+        <el-alert type="warning" :closable="false" show-icon style="margin-bottom: 16px">宿主机迁移为转移配置后重新开通，不保留原虚拟机数据，请谨慎操作！</el-alert>
         <div class="tk-section">
           <div class="tk-section-title">迁移配置</div>
           <!-- <el-form-item label="当前宿主机">
@@ -1219,7 +1219,7 @@
               <el-input-number v-model="migrateForm.ipv6_num" :min="0" controls-position="right" /><span class="tk-res-unit">个</span>
             </el-form-item>
           </div>
-          <el-form-item label="到期顺延">
+          <el-form-item label="到期顺延（天）">
             <el-input-number v-model="migrateForm.expire_offset_days" :min="0" :step="1" :precision="0" controls-position="right" />
             <span class="tk-res-unit">天（0 不顺延）</span>
           </el-form-item>
@@ -1279,7 +1279,7 @@
               <el-input-number v-model="dataMigrateForm.ipv6_num" :min="0" controls-position="right" /><span class="tk-res-unit">个</span>
             </el-form-item>
           </div>
-          <el-form-item label="到期顺延">
+          <el-form-item label="到期顺延（天）">
             <el-input-number v-model="dataMigrateForm.expire_offset_days" :min="0" :step="1" :precision="0" controls-position="right" />
             <span class="tk-res-unit">天（0 不顺延）</span>
           </el-form-item>
diff --git a/src/views/virtualization/VmManage.vue b/src/views/virtualization/VmManage.vue
index ea129d6..99cfa97 100644
--- a/src/views/virtualization/VmManage.vue
+++ b/src/views/virtualization/VmManage.vue
@@ -473,9 +473,9 @@
     <UserListSelector v-model="showUserSelector" :current-user-id="createForm.user_id" @confirm="handleUserSelected" />
 
     <!-- 批量宿主机迁移 -->
-    <el-dialog v-model="batchHostMigrateVisible" title="批量宿主机迁移" width="620px" destroy-on-close class="tk-dialog">
+    <el-dialog v-model="batchHostMigrateVisible" title="批量宿主机迁移（仅更换宿主机，不保留数据）" width="620px" destroy-on-close class="tk-dialog">
       <el-alert type="warning" :closable="false" show-icon style="margin-bottom:16px">
-        将 {{ batchHostMigrateTargets.length }} 台虚拟机迁移到当前主控服务下的同一宿主机或宿主机组。任务将逐台提交，迁移中的实例会被跳过。
+        宿主机迁移为转移配置后重新开通，不保留原虚拟机数据。将对 {{ batchHostMigrateTargets.length }} 台虚拟机逐台提交迁移，迁移中的实例会被跳过。
       </el-alert>
       <el-form :model="batchHostMigrateForm" label-width="110px">
         <div class="tk-section">
@@ -501,7 +501,7 @@
             <el-form-item label="IPv4 数量"><el-input-number v-model="batchHostMigrateForm.ipv4_num" :min="0" controls-position="right" /><span class="tk-res-unit">个/实例</span></el-form-item>
             <el-form-item label="IPv6 数量"><el-input-number v-model="batchHostMigrateForm.ipv6_num" :min="0" controls-position="right" /><span class="tk-res-unit">个/实例</span></el-form-item>
           </div>
-          <el-form-item label="到期顺延">
+          <el-form-item label="到期顺延（天）">
             <el-input-number v-model="batchHostMigrateForm.expire_offset_days" :min="0" :step="1" :precision="0" controls-position="right" />
             <span class="tk-res-unit">天/实例（0 不顺延）</span>
           </el-form-item>
@@ -545,7 +545,7 @@
             <el-form-item label="IPv4 数量"><el-input-number v-model="batchMigrateForm.ipv4_num" :min="0" controls-position="right" /><span class="tk-res-unit">个/实例</span></el-form-item>
             <el-form-item label="IPv6 数量"><el-input-number v-model="batchMigrateForm.ipv6_num" :min="0" controls-position="right" /><span class="tk-res-unit">个/实例</span></el-form-item>
           </div>
-          <el-form-item label="到期顺延">
+          <el-form-item label="到期顺延（天）">
             <el-input-number v-model="batchMigrateForm.expire_offset_days" :min="0" :step="1" :precision="0" controls-position="right" />
             <span class="tk-res-unit">天/实例（0 不顺延）</span>
           </el-form-item>