diff --git a/src/admin/Bootstrap.Admin/Pages/Views/Admin/Settings.razor b/src/admin/Bootstrap.Admin/Pages/Views/Admin/Settings.razor
index 2eb3556d..6c4a33f9 100644
--- a/src/admin/Bootstrap.Admin/Pages/Views/Admin/Settings.razor
+++ b/src/admin/Bootstrap.Admin/Pages/Views/Admin/Settings.razor
@@ -136,7 +136,7 @@
                     </div>
                     <div class="form-group col-6">
                         <label class="control-label" for="lockPeriod">时长间隔(秒)</label>
-                        <input id="lockPeriod" type="number" class="form-control" value="@Model.LockScreenPeriod" />
+                        <input id="lockPeriod" type="number" class="form-control" @bind-value="@Model.LockScreenPeriod" />
                     </div>
                 </div>
             </div>
@@ -208,6 +208,51 @@
         </div>
     </div>
 </ConditionComponent>
+<ConditionComponent AuthKey="logSettings">
+    <div class="card">
+        <div class="card-header">地址位置信息</div>
+        <div class="card-body">
+            <ConditionComponent>
+                <div class="alert alert-danger" role="alert">
+                    <span>演示系统禁止更改日志缓存设置</span>
+                </div>
+            </ConditionComponent>
+            <div class="form-inline">
+                <div class="row">
+                    <div class="form-group col-6">
+                        <label class="control-label" for="appErrorLog">异常日志(月)</label>
+                        <input id="appErrorLog" type="number" class="form-control" min="1" @bind-value="@Model.ErrorLogPeriod" />
+                    </div>
+                    <div class="form-group col-6">
+                        <label class="control-label" for="opLog">操作日志(月)</label>
+                        <input id="opLog" type="number" class="form-control" min="1" @bind-value="@Model.OpLog" />
+                    </div>
+                    <div class="form-group col-6">
+                        <label class="control-label" for="logLog">登录日志(月)</label>
+                        <input id="logLog" type="number" class="form-control" min="1" @bind-value="@Model.LogLog" />
+                    </div>
+                    <div class="form-group col-6">
+                        <label class="control-label" for="traceLog">访问日志(月)</label>
+                        <input id="traceLog" type="number" class="form-control" min="1" @bind-value="@Model.TraceLog" />
+                    </div>
+                    <div class="form-group col-6">
+                        <label class="control-label" for="cookiePeriod">Cookie(天)</label>
+                        <input id="cookiePeriod" type="number" class="form-control" min="1" @bind-value="@Model.CookiePeriod" />
+                    </div>
+                    <div class="form-group col-6">
+                        <label class="control-label" for="ipCachePeriod">IP 缓存(分)</label>
+                        <input id="ipCachePeriod" type="number" class="form-control" min="1" @bind-value="@Model.IPCachePeriod" />
+                    </div>
+                </div>
+            </div>
+            <ConditionComponent Inverse="true">
+                <div class="modal-footer text-right">
+                    <button class="btn btn-secondary" type="button" @onclick="SaveLogSettings"><i class="fa fa-save"></i><span>保存</span></button>
+                </div>
+            </ConditionComponent>
+        </div>
+    </div>
+</ConditionComponent>
 <div class="card">
     <div class="card-header">
         <span>网站缓存</span>
diff --git a/src/admin/Bootstrap.Admin/Pages/Views/Components/SettingsBase.cs b/src/admin/Bootstrap.Admin/Pages/Views/Components/SettingsBase.cs
index 2241829b..9c0d892a 100644
--- a/src/admin/Bootstrap.Admin/Pages/Views/Components/SettingsBase.cs
+++ b/src/admin/Bootstrap.Admin/Pages/Views/Components/SettingsBase.cs
@@ -81,6 +81,13 @@ namespace Bootstrap.Admin.Pages.Views.Admin.Components
                 Text = ipSvrText,
                 Value = ipSvrValue
             };
+
+            Model.ErrorLogPeriod = DictHelper.RetrieveExceptionsLogPeriod();
+            Model.OpLog = DictHelper.RetrieveLogsPeriod();
+            Model.LogLog = DictHelper.RetrieveLoginLogsPeriod();
+            Model.TraceLog = DictHelper.RetrieveAccessLogPeriod();
+            Model.CookiePeriod = DictHelper.RetrieveCookieExpiresPeriod();
+            Model.IPCachePeriod = DictHelper.RetrieveLocaleIPSvrCachePeriod();
         }
 
         /// <summary>
@@ -192,6 +199,23 @@ namespace Bootstrap.Admin.Pages.Views.Admin.Components
             ShowMessage("保存网站页脚", ret);
         }
 
+        /// <summary>
+        /// 保存网站日志保留时长配置信息
+        /// </summary>
+        protected void SaveLogSettings()
+        {
+            var items = new BootstrapDict[]{
+                new BootstrapDict() { Category = "网站设置", Name="程序异常保留时长", Code = Model.ErrorLogPeriod.ToString(), Define = 0 },
+                new BootstrapDict() { Category = "网站设置", Name="操作日志保留时长", Code = Model.OpLog.ToString(), Define = 0 },
+                new BootstrapDict() { Category = "网站设置", Name="登录日志保留时长", Code = Model.LogLog.ToString(), Define = 0 },
+                new BootstrapDict() { Category = "网站设置", Name="访问日志保留时长", Code = Model.TraceLog.ToString(), Define = 0 },
+                new BootstrapDict() { Category = "网站设置", Name="Cookie保留时长", Code = Model.CookiePeriod.ToString(), Define = 0 },
+                new BootstrapDict() { Category = "网站设置", Name="IP请求缓存时长", Code = Model.IPCachePeriod.ToString(), Define = 0 }
+            };
+            var ret = DictHelper.SaveSettings(items);
+            ShowMessage("保存日志缓存设置", ret);
+        }
+
         /// <summary>
         /// 网站设置编辑模型实体类
         /// </summary>
@@ -271,6 +295,36 @@ namespace Bootstrap.Admin.Pages.Views.Admin.Components
             /// 获得/设置 选中的地理位置配置信息
             /// </summary>
             public SelectedItem SelectedIPLocator { get; set; } = new SelectedItem();
+
+            /// <summary>
+            /// 程序异常日志保留时长
+            /// </summary>
+            public int ErrorLogPeriod { get; set; }
+
+            /// <summary>
+            /// 操作日志保留时长
+            /// </summary>
+            public int OpLog { get; set; }
+
+            /// <summary>
+            /// 登录日志保留时长
+            /// </summary>
+            public int LogLog { get; set; }
+
+            /// <summary>
+            /// 访问日志保留时长
+            /// </summary>
+            public int TraceLog { get; set; }
+
+            /// <summary>
+            /// Cookie保留时长
+            /// </summary>
+            public int CookiePeriod { get; set; }
+
+            /// <summary>
+            /// IP请求缓存时长
+            /// </summary>
+            public int IPCachePeriod { get; set; }
         }
     }
 }