Hi Dadaso,
You also opened this as a ticket on GitHub at
https://github.com/django/channels/issues/485; I'll answer it there.
Andrew
On Mon, Jan 16, 2017 at 2:42 AM, Dadaso Zanzane <
dadaso.zanz...@cuelogic.co.in> wrote:
> Hi,
>
> I am using django channels for production.
>
> I have configured redis on AWS Elastic-cache as sharded cluster.
>
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/django/core/management/__init__.py", line 354, in
> execute_from_command_line
> utility.execute()
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/django/core/management/__init__.py", line 346, in execute
> self.fetch_command(subcommand).run_from_argv(self.argv)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/django/core/management/base.py", line 394, in run_from_argv
> self.execute(*args, **cmd_options)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/django/core/management/base.py", line 445, in execute
> output = self.handle(*args, **options)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/channels/management/commands/runworker.py", line 64, in handle
> worker.run()
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/channels/worker.py", line 79, in run
> channel, content = self.channel_layer.receive_many(channels, block=
> True)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/asgi_redis/core.py", line 129, in receive_many
> result = connection.blpop(list_names, timeout=self.blpop_timeout)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/redis/client.py", line 1163, in blpop
> return self.execute_command('BLPOP', *keys)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/redis/client.py", line 573, in execute_command
> return self.parse_response(connection, command_name, **options)
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/redis/client.py", line 585, in parse_response
> response = connection.read_response()
> File "/edx/app/edxapp/venvs/edxapp/local/lib/python2.7/site-
> packages/redis/connection.py", line 582, in read_response
> raise response
> redis.exceptions.ResponseError: CROSSSLOT Keys in request don't hash to
> the same slot
>
> It works very well with single node, but getting error if I use sharded
> instance.
>
> Thanks in advance.
> -Dadaso
>
>
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