diff --git a/apps/assets/models.py b/apps/assets/models.py
index db9f15a7e..5f2cd9dd1 100644
--- a/apps/assets/models.py
+++ b/apps/assets/models.py
@@ -289,10 +289,10 @@ def get_default_idc():
 
 
 class Asset(models.Model):
-    ip = models.GenericIPAddressField(max_length=32, verbose_name=_('IP'))
+    ip = models.GenericIPAddressField(max_length=32, verbose_name=_('IP'), db_index=True)
     other_ip = models.CharField(max_length=255, null=True, blank=True, verbose_name=_('Other IP'))
     remote_card_ip = models.CharField(max_length=16, null=True, blank=True, verbose_name=_('Remote card IP'))
-    hostname = models.CharField(max_length=128, blank=True, verbose_name=_('Hostname'))
+    hostname = models.CharField(max_length=128, unique=True, verbose_name=_('Hostname'))
     port = models.IntegerField(default=22, verbose_name=_('Port'))
     groups = models.ManyToManyField(AssetGroup, blank=True, related_name='assets', verbose_name=_('Asset groups'))
     admin_user = models.ForeignKey(AdminUser, null=True, blank=True, related_name='assets',
diff --git a/apps/assets/templates/assets/asset_list.html b/apps/assets/templates/assets/asset_list.html
index d8ed6193f..94007a798 100644
--- a/apps/assets/templates/assets/asset_list.html
+++ b/apps/assets/templates/assets/asset_list.html
@@ -132,7 +132,6 @@ div.dataTables_wrapper div.dataTables_filter,
     };//onload;
 
     $(document).ready(function(){
-<<<<<<< HEAD
         $('#modal').modal({
         show: false,
         backdrop: 'static',
@@ -169,22 +168,6 @@ div.dataTables_wrapper div.dataTables_filter,
             $('#editable_length').before("<a href=\"{% url 'assets:asset-create' %}\" class=\"btn btn-sm btn-primary custom \"> {% trans 'Create asset' %} </a>&nbsp; <button class='btn btn-sm btn-primary custom' id='zksx' onclick='tagShow()'>标签</button>");
             $('#editable').before(oTags);
         },
-=======
-        var oTags = document.getElementById("ydxbd");
-        var table = $('#editable').DataTable({
-            "aLengthMenu": [[10, 25, 50, -1], ["10", "25", "50", "all"]],
-            "iDisplayLength":25,
-            "aaSorting": [[7, "asc"]],
-            "aoColumnDefs": [ { "bSortable": false, "aTargets": [ 0 ] }],
-            "bAutoWidth": false,
-            "language": {"url": "/static/js/plugins/dataTables/i18n/zh-hans.json"},
-            "dom": '<"custom">lftip',
-            "initComplete": function() {
-                //alert( 'DataTables has finished its initialisation.' );
-                $('#editable_length').before("<a href=\"{% url 'assets:asset-create' %}\" class=\"btn btn-sm btn-primary custom \"> {% trans 'Create asset' %} </a>&nbsp; <button class='btn btn-sm btn-primary custom' id='zksx' onclick='tagShow()'>标签</button>");
-                $('#editable').before(oTags);
-            },
->>>>>>> 534321d1aa42f0853083876b807d0258dafc0b0c
         columns: [
             {data: "checkbox"},
             {data: "id"},
diff --git a/apps/audits/models.py b/apps/audits/models.py
index 015f0bfb7..1479ade7e 100644
--- a/apps/audits/models.py
+++ b/apps/audits/models.py
@@ -82,7 +82,10 @@ class CommandLog(models.Model):
 
     @property
     def output_decode(self):
-        return base64.b64decode(self.output).replace('\n', '<br />')
+        try:
+            return base64.b64decode(self.output).replace('\n', '<br />')
+        except UnicodeDecodeError:
+            return 'UnicodeDecodeError'
 
     class Meta:
         db_table = 'command_log'
diff --git a/apps/audits/templates/audits/command_log_list.html b/apps/audits/templates/audits/command_log_list.html
index 6682273af..fffcbf223 100644
--- a/apps/audits/templates/audits/command_log_list.html
+++ b/apps/audits/templates/audits/command_log_list.html
@@ -15,6 +15,7 @@
             <th>Command</th>
             <th>Username</th>
             <th>IP</th>
+            <th>System user</th>
             <th>Datetime</th>
             <th data-hide="all">Output</th>
         </tr>
@@ -26,6 +27,7 @@
                 <td>{{ command.command }}</td>
                 <td>{{ command.proxy_log.username }}</td>
                 <td>{{ command.proxy_log.ip }}</td>
+                <td>{{ command.proxy_log.system_user }}</td>
                 <td>{{ command.datetime }}</td>
                 <td>{{ command.output_decode |safe }}</td>
             </tr>