Index the user field of the recent document model to reduce view rendering as per profiling results.

mayan/apps/documents/migrations/0027_auto_20150824_0702.py

@@ -0,0 +1,30 @@
+# -*- coding: utf-8 -*-
+from __future__ import unicode_literals
+
+from django.db import models, migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('documents', '0026_auto_20150729_2140'),
+    ]
+
+    operations = [
+        migrations.AlterModelOptions(
+            name='documenttypefilename',
+            options={'ordering': ('filename',), 'verbose_name': 'Quick rename template', 'verbose_name_plural': 'Quick rename templates'},
+        ),
+        migrations.AlterField(
+            model_name='document',
+            name='is_stub',
+            field=models.BooleanField(default=True, help_text='A document stub is a document with an entry on the database but no file uploaded. This could be an interrupted upload or a deferred upload via the API.', verbose_name='Is stub?', editable=False),
+            preserve_default=True,
+        ),
+        migrations.AlterField(
+            model_name='documenttypefilename',
+            name='filename',
+            field=models.CharField(max_length=128, verbose_name='Label', db_index=True),
+            preserve_default=True,
+        ),
+    ]

mayan/apps/documents/models.py

@@ -756,7 +756,9 @@ class RecentDocument(models.Model):
     Keeps a list of the n most recent accessed or created document for
     a given user
     """
-    user = models.ForeignKey(User, editable=False, verbose_name=_('User'))
+    user = models.ForeignKey(
+        User, db_index=True, editable=False, verbose_name=_('User')
+    )
     document = models.ForeignKey(
         Document, editable=False, verbose_name=_('Document')
     )