#34870: Memory leak when using psycopg-c with django hstore
-------------------------------------+-------------------------------------
Reporter: David Burke | Owner: nobody
Type: Bug | Status: closed
Component: Database layer | Version: 4.2
(models, ORM) |
Severity: Normal | Resolution: invalid
Keywords: | Triage Stage:
| Unreviewed
Has patch: 0 | Needs documentation: 0
Needs tests: 0 | Patch needs improvement: 0
Easy pickings: 0 | UI/UX: 0
-------------------------------------+-------------------------------------
Comment (by David Burke):
Right. It seems odd to run the register function more than once.
Stacktrace as requested.
{{{
File "/env/lib/python3.10/site-packages/celery/app/trace.py", line 477,
in trace_task
R = retval = fun(*args, **kwargs)
File "/env/lib/python3.10/site-packages/celery/app/trace.py", line 760,
in __protected_call__
return self.run(*args, **kwargs)
File "/memory_leak/tasks.py", line 9, in count_it
User.objects.count()
File "/env/lib/python3.10/site-packages/django/db/models/manager.py",
line 87, in manager_method
return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/env/lib/python3.10/site-packages/django/db/models/query.py", line
608, in count
return self.query.get_count(using=self.db)
File "/env/lib/python3.10/site-packages/django/db/models/sql/query.py",
line 568, in get_count
return obj.get_aggregation(using, {"__count": Count("*")})["__count"]
File "/env/lib/python3.10/site-packages/django/db/models/sql/query.py",
line 554, in get_aggregation
result = compiler.execute_sql(SINGLE)
File "/env/lib/python3.10/site-
packages/django/db/models/sql/compiler.py", line 1560, in execute_sql
cursor = self.connection.cursor()
File "/env/lib/python3.10/site-packages/django/utils/asyncio.py", line
26, in inner
return func(*args, **kwargs)
File "/env/lib/python3.10/site-
packages/django/db/backends/base/base.py", line 330, in cursor
return self._cursor()
File "/env/lib/python3.10/site-
packages/django/db/backends/base/base.py", line 306, in _cursor
self.ensure_connection()
File "/env/lib/python3.10/site-packages/django/utils/asyncio.py", line
26, in inner
return func(*args, **kwargs)
File "/env/lib/python3.10/site-
packages/django/db/backends/base/base.py", line 289, in ensure_connection
self.connect()
File "/env/lib/python3.10/site-packages/django/utils/asyncio.py", line
26, in inner
return func(*args, **kwargs)
File "/env/lib/python3.10/site-
packages/django/db/backends/base/base.py", line 273, in connect
connection_created.send(sender=self.__class__, connection=self)
File "/env/lib/python3.10/site-packages/django/dispatch/dispatcher.py",
line 176, in send
return [
File "/env/lib/python3.10/site-packages/django/dispatch/dispatcher.py",
line 177, in <listcomp>
(receiver, receiver(signal=self, sender=sender, **named))
File "/env/lib/python3.10/site-
packages/django/contrib/postgres/signals.py", line 43, in
register_type_handlers
raise Exception()
}}}
--
Ticket URL: <https://code.djangoproject.com/ticket/34870#comment:7>
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