Thank you, indeed running without debug flags produces only one file
Tried the option, it works :)

On Monday, 2 February 2015 15:50:06 UTC+1, Ben Noordhuis wrote:
>
> On Mon, Feb 2, 2015 at 2:42 PM, Irina Tchernouchina 
> <[email protected] <javascript:>> wrote: 
> > Hi, 
> > 
> > I have a question concerning V8 profiling. 
> > Starting from 0.11.15, for versions 0.11.15 and 0.11.16, using 
> > 
> > node --prof --log-timer-events --logfile=v8_02_02_15.log 
> > 
> > I see two log files created, with names like 
> > "isolate-03480048-v8_02_02_15.log" 
> > (Have tried several applications) 
> > 
> > My question is why there are more than one file, how to interpret it? 
> > 
> > I guess it might somehow be related to several isolates used inside? 
> > However, I noticed, that one of files contain only some activities on 
> start, 
> >  then nothing is going on, while another seems to relate to actual 
> > processing. 
> > 
> > It is also not possible to set --logfile_per_isolate to false (true by 
> > default) 
> > It gives error: Error: illegal value for flag 
> --logfile_per_isolate=false of 
> > type bool. 
> > 
> > PS I suspect this behavior was introduced by following commit: 
> > 
> > 685ac09 Fedor Indutny at 10/8/2014 12:34 PM (committed at 10/8/2014 1:44 
> PM) 
> > src, test: fixup after v8 update 
> > Because of behavior change of some V8 APIs (they mostly became more 
> >     strict), following modules needed to be fixed: 
> > * crypto: duplicate prototype methods are not allowed anymore 
> > * contextify: some TryCatch trickery, the binding was using it 
> > incorrectly 
> > * util: maximum call stack error is now crashing in a different place 
> > Reviewed-By: Trevor Norris 
> > PR-URL: 
> > https://github.com/joyent/node/pull/8476 
>
> I suspect that the second log file is created by the built-in debug 
> agent, it runs in a separate isolate. 
>
> To disable per-isolate logfiles, use --nologfile_per_isolate.  You may 
> get some clutter from the aforementioned debug agent isolate, although 
> I suspect it will be minimal; it's normally idle when the debugger 
> isn't running. 
>

-- 
Job board: http://jobs.nodejs.org/
New group rules: 
https://gist.github.com/othiym23/9886289#file-moderation-policy-md
Old group rules: 
https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines
--- 
You received this message because you are subscribed to the Google Groups 
"nodejs" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to [email protected].
To post to this group, send email to [email protected].
To view this discussion on the web visit 
https://groups.google.com/d/msgid/nodejs/47df3ae5-d327-4157-a01a-da69e4d5ee40%40googlegroups.com.
For more options, visit https://groups.google.com/d/optout.

Reply via email to