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.


Reply via email to