Re: [openstack-dev] [oslo] Common RPC Message Trace Mechanism

2016-03-07 Thread Ken Giusti
Hi, The 'trace' boolean offered by the AMQP 1.0 driver exposes a debug feature that is provided by the Proton library. This is specific to the Proton library - I'm not sure kombu/zmq/etc offer a similar feature. As Xuanzhou points out, this debug tool merely prints to stdout a summary of each

Re: [openstack-dev] [oslo] Common RPC Message Trace Mechanism

2016-03-06 Thread Xuanzhou Perry Dong
Hi, Boris, Thanks for your response. I refer to the very simple type of "trace": just print out the RPC messages to stdout/stderr/syslog. I have checked the osprofiler project and think that it is very good and could solve my problem if it is used by the Openstack projects to trace their RPC

Re: [openstack-dev] [oslo] Common RPC Message Trace Mechanism

2016-03-06 Thread Boris Pavlovic
Xuanzhou, I am not sure what do you mean by "trace". But if you need something that allows to do cross service/project tracing then you should take a look at osprofiler: https://github.com/openstack/osprofiler Best regards, Boris Pavlovic On Sun, Mar 6, 2016 at 8:15 PM, Xuanzhou Perry Dong

[openstack-dev] [oslo] Common RPC Message Trace Mechanism

2016-03-06 Thread Xuanzhou Perry Dong
Hi, I am looking for a common RPC message trace mechanism in oslo_messaging. This message trace mechanism needs to be common to all drivers. Currently some documentation mentions that oslo_messaging_amqp.trace can activate the message trace (say,