Oh.. nice. well I didn’t see that. I ended up implementing something with advisories to trace message flow. It’s actually interesting as that you can just connect to a broker and trace message flow.
We might want to open source it at some point. On Fri, Jun 5, 2015 at 6:40 AM, Gary Tully <gary.tu...@gmail.com> wrote: > have you run with trace=true on the transport urls. this will log4j > trace each openwire command on a per connection logger so that you can > at least identify the actual command that is taking time. > connection creation. producer creation, message send etc. > > On 30 May 2015 at 00:06, Kevin Burton <bur...@spinn3r.com> wrote: > > I’m trying to track down performance issues for our broker. > > > > I wrote a quick stopwatch around sending messages and it’s taking 2-6 > > seconds to send requests to ActiveMQ. > > > > I have NO idea why this could be because I have reasonable CPU on this > box > > and what could be happening. Our broker runs out of memory, no disk is > > involved, plenty of CPU and network, etc. > > > > It would be nice if we had more tracing support in ActiveMQ. > > > > If you’ve ever used Cassandra’s tracing support you’ll know what I’m > > talking about > > > > ALA dapper-style tracing. > > > > http://research.google.com/pubs/pub36356.html > > > > Essentially it would track each step that could potentially take time and > > print them out as they happen. > > > > Maybe one way this could be accomplished is to send messages to a > dedicated > > queue for each trace attempt? > > > > Either that or log the trace in the log file. > > > > This would NOT be log4j tracing.. which are just log lines. This would > be > > a list of events and timings. > > > > Maybe this would be better to add to ActiveMQ 6.0 though.. but I guess we > > can figure it out as time goes by. > > > > Thoughts? > > > > -- > > > > Founder/CEO Spinn3r.com > > Location: *San Francisco, CA* > > blog: http://burtonator.wordpress.com > > … or check out my Google+ profile > > <https://plus.google.com/102718274791889610666/posts> > -- Founder/CEO Spinn3r.com Location: *San Francisco, CA* blog: http://burtonator.wordpress.com … or check out my Google+ profile <https://plus.google.com/102718274791889610666/posts>
