diff --git a/lib/app/reportdatasources/report_objectdetaillinks.py b/lib/app/reportdatasources/report_objectdetaillinks.py
index d42e0f2921eaddcd777b05113de55c3914bd9f43..1400492b3e5bb367a0a73d33b49e1b5496375556 100644
--- a/lib/app/reportdatasources/report_objectdetaillinks.py
+++ b/lib/app/reportdatasources/report_objectdetaillinks.py
@@ -55,7 +55,8 @@ class ReportObjectDetailLinks(BaseReportColumn):
                     {"$match": match},
                     {"$group": group},
                     {"$sort": {"_id": 1}},
-                ]
+                ],
+                {"allowDiskUse": True},
             )
         )
         for val in value:
diff --git a/lib/app/reportdatasources/report_objectifacesstatusstat.py b/lib/app/reportdatasources/report_objectifacesstatusstat.py
index 435d8bbef14f007aaae96cabcb256a93e102556a..ade30464ef517ac5aeee469c49f7415b84051ab0 100644
--- a/lib/app/reportdatasources/report_objectifacesstatusstat.py
+++ b/lib/app/reportdatasources/report_objectifacesstatusstat.py
@@ -61,7 +61,10 @@ class ReportObjectIfacesStatusStat(BaseReportColumn):
         value = (
             get_db()["noc.interfaces"]
             .with_options(read_preference=ReadPreference.SECONDARY_PREFERRED)
-            .aggregate([{"$match": match}, {"$group": {"_id": group, "count": {"$sum": 1}}}])
+            .aggregate(
+                [{"$match": match}, {"$group": {"_id": group, "count": {"$sum": 1}}}],
+                {"allowDiskUse": True},
+            )
         )
         r = defaultdict(lambda: [""] * len(self.ATTRS))
         # @todo Fix Down
diff --git a/lib/app/reportdatasources/report_objectlinkcount.py b/lib/app/reportdatasources/report_objectlinkcount.py
index 44252ad3fd7771343290f9ea6183fb0149d0d224..a5575f7ec436325c3698c982b1d06e79cc43cd27 100644
--- a/lib/app/reportdatasources/report_objectlinkcount.py
+++ b/lib/app/reportdatasources/report_objectlinkcount.py
@@ -43,7 +43,8 @@ class ReportObjectLinkCount(BaseReportColumn):
                     # {"$match": {"int.managed_object": {"$in": self.sync_ids}}},
                     {"$group": {"_id": "$int.managed_object", "count": {"$sum": 1}}},
                     {"$sort": {"_id": 1}},
-                ]
+                ],
+                {"allowDiskUse": True},
             )
         )
         for v in value:
diff --git a/services/web/apps/fm/reportavailability/views.py b/services/web/apps/fm/reportavailability/views.py
index cbc835937bee9d4e144a20c83540afbce94c1f45..d54dabbfe3ccdb03235bd16ee577c8bca8814aa5 100644
--- a/services/web/apps/fm/reportavailability/views.py
+++ b/services/web/apps/fm/reportavailability/views.py
@@ -19,6 +19,7 @@ from mongoengine.queryset.visitor import Q
 from noc.fm.models.outage import Outage
 from noc.fm.models.reboot import Reboot
 from noc.sa.models.managedobject import ManagedObject
+from noc.sa.models.administrativedomain import AdministrativeDomain
 from noc.core.mongo.connection import get_db
 from noc.inv.models.interfaceprofile import InterfaceProfile
 from noc.sa.models.profile import Profile
@@ -41,6 +42,11 @@ class ReportForm(forms.Form):
 
     from_date = forms.CharField(widget=AdminDateWidget, label=_("From Date"), required=True)
     to_date = forms.CharField(widget=AdminDateWidget, label=_("To Date"), required=False)
+    adm_domain = forms.ModelChoiceField(
+        label=_("Administrative Domain"),
+        required=False,
+        queryset=AdministrativeDomain.objects.order_by("name"),
+    )
     skip_avail = forms.BooleanField(label=_("Skip full available"), required=False)
     skip_zero_avail = forms.BooleanField(label=_("Skip zero available"), required=False)
     filter_zero_access = forms.BooleanField(label=_("Skip zero access port"), required=False)
@@ -112,6 +118,7 @@ class ReportAvailabilityApplication(SimpleReport):
         interval=1,
         from_date=None,
         to_date=None,
+        adm_domain=None,
         skip_avail=False,
         skip_zero_avail=False,
         filter_zero_access=False,
@@ -142,6 +149,8 @@ class ReportAvailabilityApplication(SimpleReport):
 
         if not request.user.is_superuser:
             mos = mos.filter(administrative_domain__in=UserAccess.get_domains(request.user))
+        if adm_domain:
+            mos = mos.filter(administrative_domain__in=adm_domain.get_nested())
         if skip_avail:
             mos = mos.filter(id__in=list(a))
         mos_id = list(mos.order_by("id").values_list("id", flat=True))