Yes, basically all of the issues in the "v0.10" milestone on github have to do with performance in some manner.
On Fri, Feb 15, 2013 at 7:32 PM, Kevin Swiber <[email protected]> wrote: > Cool. Is this being discussed openly somewhere? I wouldn't mind > following the progress. > > Sent from my iPhone > > On Feb 15, 2013, at 9:05 PM, Isaac Schlueter <[email protected]> wrote: > >> Yes, this is a known issue, and it's the reason why v0.10 is not out yet. >> >> The problem is not (primarily) deopts in the Readable class. >> Although, those classes are doing a bit more work than necessary, and >> can be further optimized, there are hotter code paths to optimize, >> which ought to have a bigger impact. >> >> On Fri, Feb 15, 2013 at 4:18 PM, Kevin Swiber <[email protected]> wrote: >>> Howdy. >>> >>> I took Node v0.9.9 for a quick test drive. I noticed performance for one >>> of my HTTP apps decrease considerably. I started Node with the trace_opt >>> and trace_deopt flags to take a peek at what V8's doing. >>> >>> I noticed quite a few de-optimizations related to the new Streams interface >>> for Readable.push and endReadable. (In addition, EventEmitter.emit is >>> de-optimizing like crazy, but that's nothing new.) >>> >>> Before I get too deep on analyzing this… Has this been raised as an issue? >>> Is there discussion taking place around this that I'm unable to find? Any >>> plan of action? My joyent/node issue search didn't turn up anything, but >>> maybe I'm not trying hard enough. ;) >>> >>> Thanks, >>> >>> -- >>> Kevin Swiber >>> @kevinswiber >>> https://github.com/kevinswiber >>> >>> -- >>> -- >>> Job Board: http://jobs.nodejs.org/ >>> Posting guidelines: >>> 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 post to this group, send email to [email protected] >>> To unsubscribe from this group, send email to >>> [email protected] >>> For more options, visit this group at >>> http://groups.google.com/group/nodejs?hl=en?hl=en >>> >>> --- >>> 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]. >>> For more options, visit https://groups.google.com/groups/opt_out. >> >> -- >> -- >> Job Board: http://jobs.nodejs.org/ >> Posting guidelines: >> 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 post to this group, send email to [email protected] >> To unsubscribe from this group, send email to >> [email protected] >> For more options, visit this group at >> http://groups.google.com/group/nodejs?hl=en?hl=en >> >> --- >> 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]. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > 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 post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > 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]. > For more options, visit https://groups.google.com/groups/opt_out. > > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: 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 post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- 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]. For more options, visit https://groups.google.com/groups/opt_out.
