diff --git a/logs_collector/collector/api/filters.py b/logs_collector/collector/api/filters.py
index bfa635b..9143706 100644
--- a/logs_collector/collector/api/filters.py
+++ b/logs_collector/collector/api/filters.py
@@ -1,7 +1,9 @@
+from django import forms
 from django_filters.rest_framework import (
     CharFilter,
     FilterSet,
     NumberFilter,
+    BaseInFilter,
 )
 from django_filters import widgets
 
@@ -9,21 +11,46 @@ from collector.models import Archive, Ticket
 from .utils import DateTimeFilterMixin
 
 
+class TextareaCSVWidget(widgets.BaseCSVWidget, forms.Textarea):
+    """
+    The widget should create textarea.
+    """
+    def render(self, name, value, attrs=None, renderer=None):
+        print("Row value: ", value)
+        if not self._isiterable(value):
+            value = [value]
+
+        if len(value) <= 1:
+            # delegate to main widget (Select, etc...) if not multiple values
+            value = value[0] if value else ''
+            return super(TextareaCSVWidget, self).render(name, value, attrs)
+
+        value = ','.join(value)
+        return super(TextareaCSVWidget, self).render(name, value, attrs)
+
+
+class NumberInFilter(BaseInFilter, NumberFilter):
+    """
+    The filter should accept coma separated integers.
+    """
+    pass
+
+
 class ArchiveFilter(DateTimeFilterMixin, FilterSet):
 
     class Meta:
         model = Archive
         fields = {
-            'id': ['exact', 'in', 'lte', 'gte'],
-            'ticket': ['exact', 'in', 'lte', 'gte'],
+            'id': ['exact', 'lte', 'gte'],
+            'ticket': ['exact', 'lte', 'gte'],
             'time_create': ['exact', 'lte', 'gte']
         }
 
 
 class TicketFilter(DateTimeFilterMixin, FilterSet):
-    number = NumberFilter(
+    number = NumberInFilter(
         field_name='number',
-        widget=widgets.CSVWidget(),
+        widget=TextareaCSVWidget(),
     )
     user = CharFilter(
         field_name='user__username'
diff --git a/logs_collector/collector/api/serializers.py b/logs_collector/collector/api/serializers.py
index b1dc0bc..ad06a23 100644
--- a/logs_collector/collector/api/serializers.py
+++ b/logs_collector/collector/api/serializers.py
@@ -6,13 +6,13 @@ from drf_spectacular.openapi import OpenApiTypes
 from collector.models import Archive, Platform, Ticket
 
 
-@extend_schema_field(OpenApiTypes.NUMBER)
+@extend_schema_field(OpenApiTypes.INT)
 class TimestampField(serializers.Field):
     def to_representation(self, value) -> int:
         return value.timestamp()
 
 
-@extend_schema_field(OpenApiTypes.NUMBER)
+@extend_schema_field(OpenApiTypes.INT)
 class JsTimestampField(serializers.Field):
     def to_representation(self, value) -> int:
         return round(value.timestamp()*1000)
@@ -26,7 +26,7 @@ class PublicArchiveUploadSerializer(serializers.ModelSerializer):
 
 
 class ArchiveSerializer(serializers.ModelSerializer):
-    time_create = JsTimestampField(read_only=True)
+    time_create = serializers.DateTimeField(read_only=True)
 
     class Meta:
         model = Archive
@@ -41,8 +41,8 @@ class PlatformSerializer(serializers.ModelSerializer):
 
 
 class TicketSerializer(serializers.ModelSerializer):
-    time_create = JsTimestampField(read_only=True)
-    time_update = JsTimestampField(read_only=True)
+    time_create = serializers.DateTimeField(read_only=True)
+    time_update = serializers.DateTimeField(read_only=True)
     token = serializers.UUIDField(read_only=True)
     user = serializers.ReadOnlyField(source='user.username')
 
@@ -59,3 +59,10 @@ class TicketSerializer(serializers.ModelSerializer):
             'time_update',
             'user'
         ]
+
+
+class StorageInfoSerializer(serializers.Serializer):
+    total = serializers.IntegerField(read_only=True)
+    used = serializers.IntegerField(read_only=True)
+    free = serializers.IntegerField(read_only=True)
+    used_percent = serializers.IntegerField(read_only=True)
diff --git a/logs_collector/collector/api/tests/test_urls.py b/logs_collector/collector/api/tests/test_urls.py
index 9f98ece..32030ab 100644
--- a/logs_collector/collector/api/tests/test_urls.py
+++ b/logs_collector/collector/api/tests/test_urls.py
@@ -29,3 +29,7 @@ class TestUrls(TestCase):
     def test_detail_platform_url_is_resolved(self):
         url = reverse('collector_api:platform-detail', args=['vm6'])
         self.assertEquals(resolve(url).func.cls, views.PlatformViewSet)
+
+    def test_storage_info_url_is_resolved(self):
+        url = reverse('collector_api:storage-info')
+        self.assertEquals(resolve(url).func.cls, views.StorageInfo)
diff --git a/logs_collector/collector/api/views.py b/logs_collector/collector/api/views.py
index 00b5ca7..5e550a5 100644
--- a/logs_collector/collector/api/views.py
+++ b/logs_collector/collector/api/views.py
@@ -28,7 +28,8 @@ from .serializers import (
     PublicArchiveUploadSerializer,
     ArchiveSerializer,
     PlatformSerializer,
-    TicketSerializer
+    TicketSerializer,
+    StorageInfoSerializer,
 )
 
 
@@ -129,6 +130,6 @@ class TicketViewSet(viewsets.ModelViewSet):
 
 class StorageInfo(views.APIView):
     """Info about storage total/used/free space"""
-
+    @extend_schema(responses=StorageInfoSerializer)
     def get(self, request):
         return Response(get_mount_fs_info(settings.MEDIA_ROOT))
diff --git a/logs_collector/collector/context_processors.py b/logs_collector/collector/context_processors.py
index 263a36e..bf49479 100644
--- a/logs_collector/collector/context_processors.py
+++ b/logs_collector/collector/context_processors.py
@@ -13,4 +13,4 @@ def metadata(request):
 
 
 def storage_info(request):
-    return get_mount_fs_info(settings.MEDIA_ROOT)
+    return {'storage': get_mount_fs_info(settings.MEDIA_ROOT)}
diff --git a/logs_collector/collector/static/collector/js/helpers.js b/logs_collector/collector/static/collector/js/helpers.js
index f48ed67..df1b231 100644
--- a/logs_collector/collector/static/collector/js/helpers.js
+++ b/logs_collector/collector/static/collector/js/helpers.js
@@ -38,7 +38,7 @@ const updateStorageInfo = () => {
         dataType: "json",
         success: function (data, textStatus, jqXHR) {
             // JSON answer:
-            let storage = data.storage
+            let storage = data;
             // set updated fields:
             let storageInfoNewFields = [
                 `Total: ${sizify(storage.total)}`,
diff --git a/logs_collector/collector/utils/helpers.py b/logs_collector/collector/utils/helpers.py
index bff3ce6..526a1f0 100644
--- a/logs_collector/collector/utils/helpers.py
+++ b/logs_collector/collector/utils/helpers.py
@@ -35,4 +35,4 @@ def get_mount_fs_info(path):
     mount_info['used_percent'] = round(
         mount_info['used'] / mount_info['total'] * 100
     )
-    return {'storage': mount_info}
+    return mount_info