Re: [linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-27 Thread Francis Giraldeau
Le 2013-03-25 11:58, Geneviève Bastien a écrit : > Hi all, > > As trace analysis tools become available in TMF (trace > synchronization, critical path calculation, latency, etc), a > requirement is to be able to express dependencies between events. As for the critical path, I'm working on a flat v

Re: [linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-27 Thread Geneviève Bastien
Hi Bernd, Thanks for your feedback. On 03/26/2013 10:08 AM, Bernd Hufmann wrote: Hi Geneviève Please see below. BR, Bernd On Mon, Mar 25, 2013 at 11:58 AM, Geneviève Bastien wrote: The dependency graph could be displayed also as a sequence diagram. It could also be exported as a dot file

Re: [linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-27 Thread Geneviève Bastien
Hi Michel, Thanks for your feedback. I'd propose to use a graph structure to represent those dependencies (a set of vertices - an object at a given timestamp - and edges - a link between two vertices). Do the "vertices" already exist or you plan to "add" new objects. Currently, events in the

Re: [linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-26 Thread Bernd Hufmann
Hi Geneviève Please see below. BR, Bernd On Mon, Mar 25, 2013 at 11:58 AM, Geneviève Bastien wrote: > Hi all, > > As trace analysis tools become available in TMF (trace synchronization, > critical path calculation, latency, etc), a requirement is to be able to > express dependencies between eve

Re: [linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-26 Thread Michel Dagenais
> As trace analysis tools become available in TMF (trace synchronization, > critical path calculation, latency, etc), a requirement is to be able to > express dependencies between events. Yes, an example is a process A writing to a pipe to send a request to process B, and waiting and receiving

[linuxtools-dev] TMF: Expressing dependency information and displaying it

2013-03-25 Thread Geneviève Bastien
Hi all, As trace analysis tools become available in TMF (trace synchronization, critical path calculation, latency, etc), a requirement is to be able to express dependencies between events. After discussions and seeing the work done so far on trace analysis, here is a proposal for how to exp