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Re: BSD socket performance problem [FIXED]
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Re: BSD socket performance problem [FIXED]


  • Subject: Re: BSD socket performance problem [FIXED]
  • From: Larry Gerndt <email@hidden>
  • Date: Fri, 04 Apr 2003 20:18:26 -0800

On 4/3/03 9:53 PM, Larry Gerndt wrote:

> I'm noticing that the receive data stream in my application is sporadic in
> terms of speed, when running on OS X using the BSD socket API (synchronous
> blocking). I'm comparing against the same application when run under OS 9
> using OTMP (also synchronous blocking). My application receives an image as a
> series of tiles, and as I watch each tile getting drawn to the screen, under
> OTMP it's always very smooth and quick, and the speed is consistent. Under OS
> X using the socket API, the first few tiles are often coming in at a much
> slower speed, and then something snaps (or not) and the rest come in fast.
> Sometimes nothing snaps, so they all come in slow, sometimes only the first
> tile is slow, etc.
>
> I really don't know where to begin to solve this problem. Does anything come
> to mind? Just FYI, to rule out data processing glitches, I tried just
> ignoring the data completely, but still the slowness persists.

Sorry to raise a false alarm, the fault was in our server. I'm now getting
equivalent performance on both OS 9 and OS X, and it's faster than ever (due
to the fix in the server).

--
Larry Gerndt
AIM Handle: thesonofmannn
Let the truth be told though the heavens fall -- James Garrison
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References: 
 >BSD socket performance problem (From: Larry Gerndt <email@hidden>)

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