You're using the eventlet executor and time.sleep(1) but not monkey-patching your server for eventlet. Try adding: import eventlet eventlet.monkey_patch() Above your other imports in the server file. Best, -jay On 06/23/2017 02:58 AM, zhi wrote: > Hi, all. > > Recently, I do some research about RPC by using oslo-messaging. I > write some demo code about RPC server and RPC client by following here > [1]. And the demo codes locate here[2]. > > I think there is something wrong about these codes. The server code > doesn't print response message when I run both the server code and the > client code. And my oslo message version is oslo.messaging==4.6.1. > > Could someone give me some advice about that? > > Thanks a lot. ;-) > > > > [1].https://docs.openstack.org/developer/oslo.messaging/server.html > https://docs.openstack.org/developer/oslo.messaging/client.html > > [2].http://paste.openstack.org/show/613472/ > > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: OpenStack-dev-request at lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev >