Hi developers, Thanks to all for the sharing information. It would help me a lot in the completion of the project at my university.
--Ravindra Kumar Meena On Fri, Mar 29, 2019 at 8:34 PM Geneviève Bastien <gbast...@versatic.net> wrote: > Hi Ravindra, > On 2019-03-27 2:49 p.m., Ravindra Kumar Meena wrote: > > > So you have a user space application that generates a trace. It is >> virtualized, and you want to open it in trace compass to analyze it. >> > > >> Yes. That's what I want to do but it has to in real-time manner. >> > Trace Compass does not support live traces. It is made for post-mortem > analyses, so it works only on complete trace. We briefly supported live > traces a few years back, but that made the code much more complicated, so > this support was dropped. TraceCompass is not made for trace monitoring! > > > >> > I would like to know if there is a way to transfer CTF to Trace Compass >> in a real-time manner using TCP/UDP. >> >> >> >Would scp work? Just asking. >> > > >> I am supposed to transfer it through only TCP/UDP. >> > LTTng does support relaying the data over the network (see > https://lttng.org/docs/v2.10/#doc-sending-trace-data-over-the-network). > But Trace Compass does not open traces that are not terminated. The 2.11 > version (not yet released) and master also support session rotation, so you > can have traces in chunks of say 1 minutes and whenever a chunk is closed, > it is ready to be opened by Trace Compass. This is as close to live trace > analysis as you can get. > > > >> >How can I convert CTF Trace Data to LTTng? Since TraceCompass already >> understands LTTng Trace Data. >> >> >> >The CTF trace should be openable in Trace Compass. You won't have as >> many pretty graphs and whatnot, but you can get some basic analyses done >> with searching and filters. If you want some more advanced analyses, you >> can code an XML analysis, or use any language you want and parse it to make >> a LAMI report. Finally you can make your own analysis (and even commit it >> to the incubator! 😉 😉 ). >> >> >> >The information that I want to analyze and display information > includes CPU usage, IRQ analysis(IRQ Statistics, IRQ Table, IRQ vs Count, > IRQ vs Time), Linux Kernel(Control Flow, Resources) > > With an LTTng kernel trace, you can get all that. Add a UST trace to it > and you can correlate both traces together. > > Cheers, > > Geneviève > > -- *Ravindra Kumar Meena*, B. Tech. Computer Science and Engineering, Indian Institute of Technology (Indian School of Mines) <https://www.iitism.ac.in/>, Dhanbad
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