diff --git a/CHECKS b/disabled-CHECKS
similarity index 100%
rename from CHECKS
rename to disabled-CHECKS
diff --git a/main.py b/main.py
index b504cc04..7b29f901 100644
--- a/main.py
+++ b/main.py
@@ -8,6 +8,7 @@ from starlette.middleware import Middleware
 from starlette.middleware.authentication import AuthenticationMiddleware
 from starlette.middleware.sessions import SessionMiddleware
 from starlette.routing import Route
+from orm import init_tables
 
 from auth.authenticate import JWTAuthenticate
 from auth.oauth import oauth_login, oauth_authorize
@@ -30,6 +31,7 @@ middleware = [
 
 
 async def start_up():
+    init_tables()
     await redis.connect()
     await storages_init()
     views_stat_task = asyncio.create_task(ViewedStorage().worker())
diff --git a/migration/__init__.py b/migration/__init__.py
index 6794bf38..a6aaa0ff 100644
--- a/migration/__init__.py
+++ b/migration/__init__.py
@@ -7,7 +7,6 @@ import sys
 from datetime import datetime
 
 import bs4
-from base.redis import redis
 from migration.tables.comments import migrate as migrateComment
 from migration.tables.comments import migrate_2stage as migrateComment_2stage
 from migration.tables.content_items import get_shout_slug
@@ -17,6 +16,7 @@ from migration.tables.users import migrate as migrateUser
 from migration.tables.users import migrate_2stage as migrateUser_2stage
 from orm.reaction import Reaction
 from settings import DB_URL
+from orm import init_tables
 
 # from export import export_email_subscriptions
 from .export import export_mdx, export_slug
@@ -84,6 +84,7 @@ async def shouts_handle(storage, args):
     discours_author = 0
     anonymous_author = 0
     pub_counter = 0
+    ignored = 0
     topics_dataset_bodies = []
     topics_dataset_tlist = []
     for entry in storage["shouts"]["data"]:
@@ -96,40 +97,44 @@ async def shouts_handle(storage, args):
 
         # migrate
         shout = await migrateShout(entry, storage)
-        storage["shouts"]["by_oid"][entry["_id"]] = shout
-        storage["shouts"]["by_slug"][shout["slug"]] = shout
-        # shouts.topics
-        if not shout["topics"]:
-            print("[migration] no topics!")
+        if shout:
+            storage["shouts"]["by_oid"][entry["_id"]] = shout
+            storage["shouts"]["by_slug"][shout["slug"]] = shout
+            # shouts.topics
+            if not shout["topics"]:
+                print("[migration] no topics!")
 
-        # with author
-        author: str = shout["authors"][0].dict()
-        if author["slug"] == "discours":
-            discours_author += 1
-        if author["slug"] == "anonymous":
-            anonymous_author += 1
-        # print('[migration] ' + shout['slug'] + ' with author ' + author)
+            # with author
+            author: str = shout["authors"][0].dict()
+            if author["slug"] == "discours":
+                discours_author += 1
+            if author["slug"] == "anonymous":
+                anonymous_author += 1
+            # print('[migration] ' + shout['slug'] + ' with author ' + author)
 
-        if entry.get("published"):
-            if "mdx" in args:
-                export_mdx(shout)
-            pub_counter += 1
+            if entry.get("published"):
+                if "mdx" in args:
+                    export_mdx(shout)
+                pub_counter += 1
 
-        # print main counter
-        counter += 1
-        line = str(counter + 1) + ": " + shout["slug"] + " @" + author["slug"]
-        print(line)
+            # print main counter
+            counter += 1
+            line = str(counter + 1) + ": " + shout["slug"] + " @" + author["slug"]
+            print(line)
 
-        b = bs4.BeautifulSoup(shout["body"], "html.parser")
-        texts = [shout["title"].lower().replace(r"[^а-яА-Яa-zA-Z]", "")]
-        texts = texts + b.findAll(text=True)
-        topics_dataset_bodies.append(" ".join([x.strip().lower() for x in texts]))
-        topics_dataset_tlist.append(shout["topics"])
+            b = bs4.BeautifulSoup(shout["body"], "html.parser")
+            texts = [shout["title"].lower().replace(r"[^а-яА-Яa-zA-Z]", "")]
+            texts = texts + b.findAll(text=True)
+            topics_dataset_bodies.append(" ".join([x.strip().lower() for x in texts]))
+            topics_dataset_tlist.append(shout["topics"])
+        else:
+            ignored += 1
 
     # np.savetxt('topics_dataset.csv', (topics_dataset_bodies, topics_dataset_tlist), delimiter=',
     # ', fmt='%s')
 
     print("[migration] " + str(counter) + " content items were migrated")
+    print("[migration] " + str(ignored) + " content items were ignored")
     print("[migration] " + str(pub_counter) + " have been published")
     print("[migration] " + str(discours_author) + " authored by @discours")
     print("[migration] " + str(anonymous_author) + " authored by @anonymous")
@@ -182,8 +187,6 @@ async def all_handle(storage, args):
     await users_handle(storage)
     await topics_handle(storage)
     print("[migration] users and topics are migrated")
-    await redis.connect()
-    print("[migration] redis connected")
     await shouts_handle(storage, args)
     print("[migration] migrating comments")
     await comments_handle(storage)
@@ -314,6 +317,7 @@ async def main():
         cmd = sys.argv[1]
         if type(cmd) == str:
             print("[migration] command: " + cmd)
+        init_tables()
         await handle_auto()
     else:
         print("[migration] usage: python server.py migrate")
diff --git a/migration/tables/content_items.py b/migration/tables/content_items.py
index f6f7db7d..4ff8fec5 100644
--- a/migration/tables/content_items.py
+++ b/migration/tables/content_items.py
@@ -3,10 +3,8 @@ import json
 from dateutil.parser import parse as date_parse
 from sqlalchemy.exc import IntegrityError
 from transliterate import translit
-
 from base.orm import local_session
 from migration.extract import prepare_html_body
-from orm.community import Community
 from orm.reaction import Reaction, ReactionKind
 from orm.shout import Shout, ShoutTopic, ShoutReactionsFollower
 from orm.user import User
@@ -103,12 +101,8 @@ async def migrate(entry, storage):
     r = {
         "layout": type2layout[entry["type"]],
         "title": entry["title"],
-        "community": Community.default_community.id,
         "authors": [],
-        "topics": set([]),
-        # 'rating': 0,
-        # 'ratings': [],
-        "createdAt": [],
+        "topics": set([])
     }
     topics_by_oid = storage["topics"]["by_oid"]
     users_by_oid = storage["users"]["by_oid"]
@@ -177,20 +171,24 @@ async def migrate(entry, storage):
     # add author as TopicFollower
     with local_session() as session:
         for tpc in r['topics']:
-            tf = session.query(
-                TopicFollower
-            ).where(
-                TopicFollower.follower == userslug
-            ).filter(
-                TopicFollower.topic == tpc
-            ).first()
-            if not tf:
-                tf = TopicFollower.create(
-                    topic=tpc,
-                    follower=userslug,
-                    auto=True
-                )
-                session.add(tf)
+            try:
+                tf = session.query(
+                    TopicFollower
+                ).where(
+                    TopicFollower.follower == userslug
+                ).filter(
+                    TopicFollower.topic == tpc
+                ).first()
+                if not tf:
+                    tf = TopicFollower.create(
+                        topic=tpc,
+                        follower=userslug,
+                        auto=True
+                    )
+                    session.add(tf)
+            except IntegrityError:
+                print('[migration.shout] skipped by topic ' + tpc)
+                return
 
     entry["topics"] = r["topics"]
     entry["cover"] = r["cover"]
@@ -205,7 +203,6 @@ async def migrate(entry, storage):
     user = None
     del shout_dict["topics"]
     with local_session() as session:
-        # c = session.query(Community).all().pop()
         if not user and userslug:
             user = session.query(User).filter(User.slug == userslug).first()
         if not user and userdata:
diff --git a/migration/tables/replacements.json b/migration/tables/replacements.json
index d23a25aa..15d5b340 100644
--- a/migration/tables/replacements.json
+++ b/migration/tables/replacements.json
@@ -200,7 +200,6 @@
     "ecology": "ecology",
     "economics": "economics",
     "eda": "food",
-    "editing": "editing",
     "editorial-statements": "editorial-statements",
     "eduard-limonov": "eduard-limonov",
     "education": "education",
@@ -597,7 +596,6 @@
     "r-b": "rnb",
     "rasizm": "racism",
     "realizm": "realism",
-    "redaktura": "editorial",
     "refleksiya": "reflection",
     "reggi": "reggae",
     "religion": "religion",
diff --git a/migration/tables/topics.py b/migration/tables/topics.py
index bda4ba97..4b563716 100644
--- a/migration/tables/topics.py
+++ b/migration/tables/topics.py
@@ -1,6 +1,6 @@
 from base.orm import local_session
 from migration.extract import extract_md, html2text
-from orm import Topic, Community
+from orm import Topic
 
 
 def migrate(entry):
@@ -8,9 +8,7 @@ def migrate(entry):
     topic_dict = {
         "slug": entry["slug"],
         "oid": entry["_id"],
-        "title": entry["title"].replace(" ", " "),
-        "children": [],
-        "community": Community.default_community.slug,
+        "title": entry["title"].replace(" ", " ")
     }
     topic_dict["body"] = extract_md(html2text(body_orig), entry["_id"])
     with local_session() as session:
diff --git a/migration/tables/users.py b/migration/tables/users.py
index 16fbfeb8..fe9b7374 100644
--- a/migration/tables/users.py
+++ b/migration/tables/users.py
@@ -36,6 +36,7 @@ def migrate(entry):
         )
         bio = BeautifulSoup(entry.get("profile").get("bio") or "", features="lxml").text
         if bio.startswith('<'):
+            print('[migration] bio! ' + bio)
             bio = BeautifulSoup(bio, features="lxml").text
         bio = bio.replace('\(', '(').replace('\)', ')')
 
diff --git a/orm/__init__.py b/orm/__init__.py
index 4ac7cee3..dfe0a323 100644
--- a/orm/__init__.py
+++ b/orm/__init__.py
@@ -6,6 +6,9 @@ from orm.reaction import Reaction
 from orm.shout import Shout
 from orm.topic import Topic, TopicFollower
 from orm.user import User, UserRating
+from orm.viewed import ViewedEntry
+
+# NOTE: keep orm module isolated
 
 __all__ = [
     "User",
@@ -19,13 +22,18 @@ __all__ = [
     "Notification",
     "Reaction",
     "UserRating"
+    "ViewedEntry"
 ]
 
-Base.metadata.create_all(engine)
-Operation.init_table()
-Resource.init_table()
-User.init_table()
-Community.init_table()
-Role.init_table()
 
-# NOTE: keep orm module isolated
+def init_tables():
+    Base.metadata.create_all(engine)
+    Operation.init_table()
+    Resource.init_table()
+    User.init_table()
+    Community.init_table()
+    UserRating.init_table()
+    Shout.init_table()
+    Role.init_table()
+    ViewedEntry.init_table()
+    print("[orm] tables initialized")
diff --git a/orm/community.py b/orm/community.py
index c3c80837..f87c7dd7 100644
--- a/orm/community.py
+++ b/orm/community.py
@@ -32,12 +32,14 @@ class Community(Base):
     @staticmethod
     def init_table():
         with local_session() as session:
-            default = (
+            d = (
                 session.query(Community).filter(Community.slug == "discours").first()
             )
-        if not default:
-            default = Community.create(
-                name="Дискурс", slug="discours", createdBy="discours"
-            )
-
-        Community.default_community = default
+            if not d:
+                d = Community.create(
+                    name="Дискурс", slug="discours", createdBy="anonymous"
+                )
+                session.add(d)
+                session.commit()
+            Community.default_community = d
+            print('[migration] default community: %s' % d.id)
diff --git a/orm/rbac.py b/orm/rbac.py
index 903585a3..fccfc5ae 100644
--- a/orm/rbac.py
+++ b/orm/rbac.py
@@ -50,7 +50,7 @@ class Role(Base):
         default = Role.create(
             name="author",
             desc="Role for author",
-            community=Community.default_community.id,
+            community=1,
         )
 
         Role.default_role = default
diff --git a/orm/shout.py b/orm/shout.py
index 2a3909ad..324b2ba1 100644
--- a/orm/shout.py
+++ b/orm/shout.py
@@ -1,9 +1,9 @@
 from datetime import datetime
 
-from sqlalchemy import Boolean, Column, DateTime, ForeignKey, Integer, String, JSON
+from sqlalchemy import Boolean, Column, DateTime, ForeignKey, String, JSON
 from sqlalchemy.orm import relationship
 
-from base.orm import Base
+from base.orm import Base, local_session
 from orm.reaction import Reaction
 from orm.topic import Topic
 from orm.user import User
@@ -43,7 +43,7 @@ class Shout(Base):
     __tablename__ = "shout"
 
     slug = Column(String, unique=True)
-    community = Column(Integer, ForeignKey("community.id"), nullable=False, comment="Community")
+    community = Column(ForeignKey("community.id"), default=1)
     lang = Column(String, nullable=False, default='ru', comment="Language")
     body = Column(String, nullable=False, comment="Body")
     title = Column(String, nullable=True)
@@ -56,7 +56,6 @@ class Shout(Base):
     reactions = relationship(lambda: Reaction)
     visibility = Column(String, nullable=True)  # owner authors community public
     versionOf = Column(ForeignKey("shout.slug"), nullable=True)
-    lang = Column(String, default='ru')
     oid = Column(String, nullable=True)
     media = Column(JSON, nullable=True)
 
@@ -64,3 +63,16 @@ class Shout(Base):
     updatedAt = Column(DateTime, nullable=True, comment="Updated at")
     publishedAt = Column(DateTime, nullable=True)
     deletedAt = Column(DateTime, nullable=True)
+
+    @staticmethod
+    def init_table():
+        with local_session() as session:
+            entry = {
+                "slug": "genesis-block",
+                "body": "",
+                "title": "Ничего",
+                "lang": "ru"
+            }
+            s = Shout.create(**entry)
+            session.add(s)
+            session.commit()
diff --git a/orm/topic.py b/orm/topic.py
index 7aa86a4a..f4d094b7 100644
--- a/orm/topic.py
+++ b/orm/topic.py
@@ -1,6 +1,5 @@
 from datetime import datetime
 
-from sqlalchemy import JSON as JSONType
 from sqlalchemy import Boolean, Column, DateTime, ForeignKey, String
 
 from base.orm import Base
@@ -25,10 +24,7 @@ class Topic(Base):
     title = Column(String, nullable=False, comment="Title")
     body = Column(String, nullable=True, comment="Body")
     pic = Column(String, nullable=True, comment="Picture")
-    children = Column(
-        JSONType, nullable=True, default=[], comment="list of children topics"
-    )
     community = Column(
-        ForeignKey("community.slug"), nullable=False, comment="Community"
+        ForeignKey("community.id"), default=1, comment="Community"
     )
     oid = Column(String, nullable=True, comment="Old ID")
diff --git a/orm/user.py b/orm/user.py
index 93694500..75a2d748 100644
--- a/orm/user.py
+++ b/orm/user.py
@@ -25,6 +25,10 @@ class UserRating(Base):
     user = Column(ForeignKey("user.slug"), primary_key=True)
     value = Column(Integer)
 
+    @staticmethod
+    def init_table():
+        pass
+
 
 class UserRole(Base):
     __tablename__ = "user_role"
@@ -48,6 +52,7 @@ class AuthorFollower(Base):
 
 class User(Base):
     __tablename__ = "user"
+    default_user = None
 
     email = Column(String, unique=True, nullable=False, comment="Email")
     username = Column(String, nullable=False, comment="Login")
diff --git a/orm/viewed.py b/orm/viewed.py
index 1e0d69dc..f37963f3 100644
--- a/orm/viewed.py
+++ b/orm/viewed.py
@@ -1,6 +1,6 @@
 from datetime import datetime
-from sqlalchemy import Column, DateTime, ForeignKey
-from base.orm import Base
+from sqlalchemy import Column, DateTime, ForeignKey, Integer
+from base.orm import Base, local_session
 
 
 class ViewedEntry(Base):
@@ -8,6 +8,18 @@ class ViewedEntry(Base):
 
     viewer = Column(ForeignKey("user.slug"), default='anonymous')
     shout = Column(ForeignKey("shout.slug"))
+    amount = Column(Integer, default=1)
     createdAt = Column(
         DateTime, nullable=False, default=datetime.now, comment="Created at"
     )
+
+    @staticmethod
+    def init_table():
+        with local_session() as session:
+            entry = {
+                "shout": "genesis-block",
+                "amount": 0
+            }
+            viewed = ViewedEntry.create(**entry)
+            session.add(viewed)
+            session.commit()
diff --git a/resolvers/profile.py b/resolvers/profile.py
index 15efc50d..41af82f6 100644
--- a/resolvers/profile.py
+++ b/resolvers/profile.py
@@ -33,7 +33,7 @@ async def get_author_stat(slug):
     # TODO: implement author stat
     with local_session() as session:
         return {
-            "shouts": session.query(ShoutAuthor).where(ShoutAuthor.author == slug).count(),
+            "shouts": session.query(ShoutAuthor).where(ShoutAuthor.user == slug).count(),
             "followers": session.query(AuthorFollower).where(AuthorFollower.author == slug).count(),
             "followings": session.query(AuthorFollower).where(AuthorFollower.follower == slug).count(),
             "rating": session.query(func.sum(UserRating.value)).where(UserRating.user == slug).first(),
diff --git a/schema.graphql b/schema.graphql
index 214547bf..cae08932 100644
--- a/schema.graphql
+++ b/schema.graphql
@@ -37,6 +37,7 @@ type AuthorStat {
     followers: Int
     rating: Int
     commented: Int
+    shouts: Int
 }
 
 
@@ -492,8 +493,6 @@ type Topic {
   title: String
   body: String
   pic: String
-  parents: [String] # NOTE: topic can have parent topics
-  children: [String] # and children
   community: Community!
   stat: TopicStat
   oid: String
diff --git a/services/stat/viewed.py b/services/stat/viewed.py
index d54a9f78..7b11f377 100644
--- a/services/stat/viewed.py
+++ b/services/stat/viewed.py
@@ -2,9 +2,10 @@ import asyncio
 
 from gql import Client, gql
 from gql.transport.aiohttp import AIOHTTPTransport
-
 from base.orm import local_session
+from sqlalchemy import func, select
 from orm.viewed import ViewedEntry
+from orm.shout import ShoutTopic
 from services.zine.topics import TopicStorage
 from ssl import create_default_context
 
@@ -43,12 +44,13 @@ ssl = create_default_context()
 class ViewedStorage:
     lock = asyncio.Lock()
     by_topics = {}
+    by_shouts = {}
     period = 5 * 60  # 5 minutes
     client = None
     transport = None
 
     @staticmethod
-    async def load_views(session):
+    async def update_views(session):
         # TODO: when the struture of payload will be transparent
         # TODO: perhaps ackee token getting here
 
@@ -61,18 +63,53 @@ class ViewedStorage:
             print(domains)
             print('\n\n# TODO: something here...\n\n')
 
+    @staticmethod
+    async def get_shout(shout_slug):
+        self = ViewedStorage
+        async with self.lock:
+            r = self.by_shouts.get(shout_slug)
+            if r:
+                with local_session() as session:
+                    shout_views = 0
+                    shout_views_q = select(func.sum(ViewedEntry.amount)).where(
+                        ViewedEntry.shout == shout_slug
+                    )
+                    shout_views = session.execute(shout_views_q)
+                    self.by_shouts[shout_slug] = shout_views
+                    return shout_views
+            else:
+                return r
+
+    @staticmethod
+    async def get_topic(topic_slug):
+        self = ViewedStorage
+        topic_views = 0
+        async with self.lock:
+            topic_views_by_shouts = self.by_topics.get(topic_slug) or {}
+            if len(topic_views_by_shouts.keys()) == 0:
+                with local_session() as session:
+                    shoutslugs = session.query(ShoutTopic.shout).where(ShoutTopic.topic == topic_slug).all()
+                    self.by_topics[topic_slug] = {}
+                    for slug in shoutslugs:
+                        self.by_topics[topic_slug][slug] = await self.get_shout(slug)
+                topic_views_by_shouts = self.by_topics.get(topic_slug) or {}
+            for shout in topic_views_by_shouts:
+                topic_views += shout
+        return topic_views
+
     @staticmethod
     async def increment(shout_slug, amount=1, viewer='anonymous'):
         self = ViewedStorage
         async with self.lock:
             with local_session() as session:
-                viewed = ViewedEntry.create({
+                viewed = ViewedEntry.create(**{
                     "viewer": viewer,
-                    "shout": shout_slug
+                    "shout": shout_slug,
+                    "amount": amount
                 })
                 session.add(viewed)
                 session.commit()
-
+                self.by_shouts[shout_slug] = self.by_shouts.get(shout_slug, 0) + amount
                 shout_topics = await TopicStorage.get_topics_by_slugs([shout_slug, ])
                 for t in shout_topics:
                     self.by_topics[t] = self.by_topics.get(t) or {}
@@ -85,7 +122,7 @@ class ViewedStorage:
         while True:
             try:
                 with local_session() as session:
-                    await self.load_views(session)
+                    await self.update_views(session)
             except Exception as err:
                 print("[stat.viewed] : %s" % (err))
             print("[stat.viewed] renew period: %d minutes" % (self.period / 60))
diff --git a/services/stat/views.py b/services/stat/views.py
deleted file mode 100644
index 722d745d..00000000
--- a/services/stat/views.py
+++ /dev/null
@@ -1,127 +0,0 @@
-import asyncio
-import json
-
-from gql import Client, gql
-from gql.transport.aiohttp import AIOHTTPTransport
-
-from base.redis import redis
-from services.zine.topics import TopicStorage
-from ssl import create_default_context
-
-
-query_ackee_views = gql(
-    """
-    query getDomainsFacts {
-        domains {
-            statistics {
-                views {
-                    id
-                    count
-                }
-                pages {
-                    id
-                    count
-                    created
-                }
-            }
-            facts {
-                activeVisitors
-                # averageViews
-                # averageDuration
-                viewsToday
-                viewsMonth
-                viewsYear
-            }
-        }
-    }
-    """
-)
-
-ssl = create_default_context()
-
-
-class ViewStat:
-    lock = asyncio.Lock()
-    by_slugs = {}
-    by_topics = {}
-    period = 5 * 60  # 5 minutes
-    transport = AIOHTTPTransport(url="https://ackee.discours.io/", ssl=ssl)
-    client = Client(transport=transport, fetch_schema_from_transport=True)
-
-    @staticmethod
-    async def load_views():
-        # TODO: when the struture of paylod will be transparent
-        # TODO: perhaps ackee token getting here
-
-        self = ViewStat
-        async with self.lock:
-            self.by_topics = await redis.execute("GET", "views_by_topics")
-            if self.by_topics:
-                self.by_topics = dict(json.loads(self.by_topics))
-            else:
-                self.by_topics = {}
-            self.by_slugs = await redis.execute("GET", "views_by_shouts")
-            if self.by_slugs:
-                self.by_slugs = dict(json.loads(self.by_slugs))
-            else:
-                self.by_slugs = {}
-            domains = await self.client.execute_async(query_ackee_views)
-            print("[stat.ackee] loaded domains")
-            print(domains)
-
-            print('\n\n# TODO: something here...\n\n')
-
-    @staticmethod
-    async def get_shout(shout_slug):
-        self = ViewStat
-        async with self.lock:
-            return self.by_slugs.get(shout_slug) or 0
-
-    @staticmethod
-    async def get_topic(topic_slug):
-        self = ViewStat
-        async with self.lock:
-            shouts = self.by_topics.get(topic_slug) or {}
-            topic_views = 0
-            for v in shouts.values():
-                topic_views += v
-            return topic_views
-
-    @staticmethod
-    async def increment(shout_slug, amount=1):
-        self = ViewStat
-        async with self.lock:
-            self.by_slugs[shout_slug] = self.by_slugs.get(shout_slug) or 0
-            self.by_slugs[shout_slug] += amount
-            await redis.execute(
-                "SET",
-                f"views_by_shouts/{shout_slug}",
-                str(self.by_slugs[shout_slug])
-            )
-            shout_topics = await TopicStorage.get_topics_by_slugs([shout_slug, ])
-            for t in shout_topics:
-                self.by_topics[t] = self.by_topics.get(t) or {}
-                self.by_topics[t][shout_slug] = self.by_topics[t].get(shout_slug) or 0
-                self.by_topics[t][shout_slug] += amount
-                await redis.execute(
-                    "SET",
-                    f"views_by_topics/{t}/{shout_slug}",
-                    str(self.by_topics[t][shout_slug])
-                )
-
-    @staticmethod
-    async def reset():
-        self = ViewStat
-        self.by_topics = {}
-        self.by_slugs = {}
-
-    @staticmethod
-    async def worker():
-        self = ViewStat
-        while True:
-            try:
-                await self.load_views()
-            except Exception as err:
-                print("[stat.ackee] : %s" % (err))
-            print("[stat.ackee] renew period: %d minutes" % (ViewStat.period / 60))
-            await asyncio.sleep(self.period)