diff --git a/src/locales/en.json b/src/locales/en.json
index fbc78728..4c661950 100644
--- a/src/locales/en.json
+++ b/src/locales/en.json
@@ -544,6 +544,7 @@
   "Current Availability Zones": "Current Availability Zones",
   "Current Compute Host": "Current Compute Host",
   "Current Connections": "Current Connections",
+  "Current Disk (GiB)": "Current Disk (GiB)",
   "Current Flavor": "Current Flavor",
   "Current Host": "Current Host",
   "Current Interface": "Current Interface",
@@ -1850,6 +1851,7 @@
   "Quota Overview": "Quota Overview",
   "Quota exceeded": "Quota exceeded",
   "Quota is not enough for extend share.": "Quota is not enough for extend share.",
+  "Quota is not enough for extend volume.": "Quota is not enough for extend volume.",
   "Quota of key pair means: the number of allowed key pairs for each user.": "Quota of key pair means: the number of allowed key pairs for each user.",
   "Quota: Insufficient quota to create resources, please adjust resource quantity or quota(left { quota }, input { input }).": "Quota: Insufficient quota to create resources, please adjust resource quantity or quota(left { quota }, input { input }).",
   "Quota: Insufficient { name } quota to create resources, please adjust resource quantity or quota(left { left }, input { input }).": "Quota: Insufficient { name } quota to create resources, please adjust resource quantity or quota(left { left }, input { input }).",
@@ -1922,6 +1924,7 @@
   "Resize": "Resize",
   "Resize Cluster": "Resize Cluster",
   "Resize Instance": "Resize Instance",
+  "Resize Volume": "Resize Volume",
   "Resized": "Resized",
   "Resizing or Migrating": "Resizing or Migrating",
   "Resource": "Resource",
diff --git a/src/locales/zh.json b/src/locales/zh.json
index 137ea496..81d38b6a 100644
--- a/src/locales/zh.json
+++ b/src/locales/zh.json
@@ -544,6 +544,7 @@
   "Current Availability Zones": "当前可用域",
   "Current Compute Host": "当前计算节点",
   "Current Connections": "",
+  "Current Disk (GiB)": "当前硬盘 (GiB)",
   "Current Flavor": "当前配置",
   "Current Host": "当前主机",
   "Current Interface": "当前接口",
@@ -1850,6 +1851,7 @@
   "Quota Overview": "配额概况",
   "Quota exceeded": "配额用尽",
   "Quota is not enough for extend share.": "配额不足以扩容共享。",
+  "Quota is not enough for extend volume.": "配额不足以扩容硬盘。",
   "Quota of key pair means: the number of allowed key pairs for each user.": "密钥的配额表示：每个用户允许创建的密钥数量。",
   "Quota: Insufficient quota to create resources, please adjust resource quantity or quota(left { quota }, input { input }).": "配额：项目配额不足，无法创建资源，请进行资源数量或配额的调整（剩余{ quota }，输入{ input }）。",
   "Quota: Insufficient { name } quota to create resources, please adjust resource quantity or quota(left { left }, input { input }).": "配额：{ name } 配额不足，无法创建资源，请进行资源数量或配额的调整（剩余{ left }，输入{ input }）。",
@@ -1922,6 +1924,7 @@
   "Resize": "修改配置",
   "Resize Cluster": "调整集群大小",
   "Resize Instance": "修改配置",
+  "Resize Volume": "扩容硬盘",
   "Resized": "已修改配置",
   "Resizing or Migrating": "正在修改配置/迁移",
   "Resource": "资源",
diff --git a/src/pages/database/containers/Instances/actions/ResizeVolume.jsx b/src/pages/database/containers/Instances/actions/ResizeVolume.jsx
new file mode 100644
index 00000000..e6357339
--- /dev/null
+++ b/src/pages/database/containers/Instances/actions/ResizeVolume.jsx
@@ -0,0 +1,190 @@
+// Copyright 2021 99cloud
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+import { inject, observer } from 'mobx-react';
+import globalTroveInstanceStore from 'stores/trove/instances';
+import globalProjectStore from 'stores/keystone/project';
+import { ModalAction } from 'containers/Action';
+import { checkStatus } from 'resources/nova/instance';
+
+const getNoLeftQuota = (quota) => {
+  const { volumes: { left: volumeLeft = 0 } = {} } = quota || {};
+  return volumeLeft === 0;
+};
+
+export class ResizeVolume extends ModalAction {
+  static id = 'resize-volume';
+
+  static title = t('Resize Volume');
+
+  static get modalSize() {
+    return 'large';
+  }
+
+  getModalSize() {
+    return 'large';
+  }
+
+  init() {
+    this.store = globalTroveInstanceStore;
+    this.projectStore = globalProjectStore;
+    this.getQuota();
+    this.state.isLoading = true;
+    this.errorMsg = '';
+  }
+
+  get isQuotaLimited() {
+    const { volumes: { limit } = {} } = this.projectStore.troveQuota || {};
+    return limit !== -1;
+  }
+
+  get maxSize() {
+    const { volumes: { left = 0 } = {} } = this.projectStore.troveQuota || {};
+    const { size = 0 } = this.item;
+    return left + size;
+  }
+
+  isQuotaEnough() {
+    const { size = 0 } = this.item;
+    return !this.isQuotaLimited || this.maxSize > size;
+  }
+
+  get name() {
+    return t('Resize Volume');
+  }
+
+  getMinSize() {
+    const { volume = {} } = this.item;
+    const { size = 1 } = volume;
+    return size + 1;
+  }
+
+  static get disableSubmit() {
+    const { troveQuota = {} } = globalProjectStore;
+    const disableAdd = getNoLeftQuota(troveQuota);
+    return disableAdd;
+  }
+
+  get showQuota() {
+    return true;
+  }
+
+  async getQuota() {
+    await this.projectStore.fetchProjectTroveQuota(this.currentProjectId);
+    this.setState({
+      isLoading: false,
+    });
+  }
+
+  get quotaInfo() {
+    if (this.state.isLoading) {
+      return [];
+    }
+    const { volumes = {} } = this.projectStore.troveQuota || {};
+
+    const { size = 0 } = this.state;
+    const { left: volumeLeft = 0 } = volumes;
+    const { size: currentSize = 0 } = this.item;
+    const addSize = size - currentSize;
+
+    const volumeSizeQuotaInfo = {
+      ...volumes,
+      add: volumeLeft === -1 || addSize <= volumeLeft ? addSize : 0,
+      name: 'volumeSize',
+      title: t('Database Disk (GiB)'),
+      type: 'ring',
+    };
+
+    return [volumeSizeQuotaInfo];
+  }
+
+  get isAsyncAction() {
+    return true;
+  }
+
+  get nameForStateUpdate() {
+    return ['size'];
+  }
+
+  get defaultValue() {
+    const { name: instance, volume = {} } = this.item;
+    const value = {
+      instance,
+      size: this.getMinSize(),
+      oldSize: volume.size,
+    };
+    return value;
+  }
+
+  static policy = ['trove:instance:resize_volume', 'trove:admin'];
+
+  static isActiveOrShutOff = (item) => checkStatus(['active', 'shutoff'], item);
+
+  static allowed = (item) => Promise.resolve(this.isActiveOrShutOff(item));
+
+  get formItems() {
+    if (this.state.isLoading) {
+      return [];
+    }
+    if (!this.isQuotaEnough()) {
+      return [
+        {
+          type: 'label',
+          component: t('Quota is not enough for extend volume.'),
+        },
+      ];
+    }
+    const minSize = this.getMinSize();
+
+    return [
+      {
+        name: 'instance',
+        label: t('Database Instance'),
+        type: 'label',
+        iconType: 'instance',
+      },
+      {
+        name: 'oldSize',
+        label: t('Current Disk (GiB)'),
+        type: 'label',
+      },
+      {
+        name: 'size',
+        label: t('Database Disk (GiB)'),
+        type: 'slider-input',
+        max: this.maxSize,
+        min: minSize,
+        description: `${minSize}GiB-${this.maxSize}GiB`,
+        required: true,
+        display: this.isQuotaLimited,
+      },
+      {
+        name: 'size',
+        label: t('Database Disk (GiB)'),
+        type: 'input-int',
+        min: minSize,
+        required: true,
+        display: !this.isQuotaLimited,
+      },
+    ];
+  }
+
+  onSubmit = (values) => {
+    const { id } = this.item;
+    const { size } = values;
+    return globalTroveInstanceStore.resizeVolume({ id, size });
+  };
+}
+
+export default inject('rootStore')(observer(ResizeVolume));
diff --git a/src/pages/database/containers/Instances/actions/index.jsx b/src/pages/database/containers/Instances/actions/index.jsx
index accaaae9..67b47d70 100644
--- a/src/pages/database/containers/Instances/actions/index.jsx
+++ b/src/pages/database/containers/Instances/actions/index.jsx
@@ -18,6 +18,7 @@ import Edit from './Edit';
 import Restart from './Restart';
 import Stop from './Stop';
 import Reboot from './Reboot';
+import ResizeVolume from './ResizeVolume';
 
 const actionConfigs = {
   rowActions: {
@@ -30,6 +31,10 @@ const actionConfigs = {
         title: t('Database Instance Status'),
         actions: [Restart, Stop, Reboot],
       },
+      {
+        title: t('Configuration Update'),
+        actions: [ResizeVolume],
+      },
     ],
   },
   primaryActions: [Create],
diff --git a/src/stores/trove/instances.js b/src/stores/trove/instances.js
index f97c1c5e..33babdd1 100644
--- a/src/stores/trove/instances.js
+++ b/src/stores/trove/instances.js
@@ -105,6 +105,16 @@ export class InstancesStore extends Base {
     return this.submitting(this.adminClient.action(id, { stop: {} }));
   }
 
+  @action
+  async resizeVolume({ id, size }) {
+    const body = {
+      resize: {
+        volume: { size },
+      },
+    };
+    return this.operation({ body, id });
+  }
+
   @action
   async listDatastores() {
     const result = await this.clientDatastore.list();