| From: | Simon Riggs <simon(at)2ndquadrant(dot)com> |
|---|---|
| To: | Alvaro Herrera <alvherre(at)commandprompt(dot)com> |
| Cc: | Agent M <agentm(at)themactionfaction(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Protocol Message Graph |
| Date: | 2006-04-25 12:40:02 |
| Message-ID: | 1145968802.4317.237.camel@localhost.localdomain |
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| Thread: | |
| Lists: | pgsql-hackers |
On Sun, 2006-04-23 at 18:43 -0400, Alvaro Herrera wrote:
> Agent M wrote:
> > I have created a directed graph using graphviz that shows the message
> > flow/event stream. Perhaps this will be helpful to someone. Of course,
> > corrections are also welcome.
Thats a good start.
> Maybe it would make more sense to have a graph of states, and the edges
> would indicate what messages are sent to change from one state to
> another.
Yes, that would be better.
It would be good to do the same for LWLock states, to help check for
deadlock possibilities.
--
Simon Riggs
EnterpriseDB http://www.enterprisedb.com
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