On 27/11/2019 15:59, Rémy Maucherat wrote:
> On Wed, Nov 27, 2019 at 4:51 PM Mark Thomas <ma...@apache.org
> <mailto:ma...@apache.org>> wrote:
> 
>     I've been looking at the 9.0.x changes.
> 
>     What is clearer now (I think the differences were always there - just
>     harder to see with the more complex code) is that there are some minor
>     differences in behaviour when all of the following are true:
>     - the source buffer is emptied when it is copied to the socket buffer
>     - the socket buffer is full after the source buffer has been copied
> 
>     In some cases there will be an immediate write to the network. In other
>     cases the network write will wait until the next write to the socket
>     buffer or the next explicit flush.
> 
>     I think I prefer an immediate write in this scenario. WDYT to updating
>     (very carefully) all of the write methods to behave that way?
> 
> 
> Ah personally I did prefer not writing that full buffer (unless the
> source still has data, of course) on purpose since I considered not
> doing IO reduced the likelihood to block on IO (or write 0 for non
> blocking and having to use the poller). That's possible though if you
> like it better.

My preference for writing earlier is only a slight one. I'm more
concerned that different methods take a different approach. Taking a
closer look at that is on my TODO list but it isn't a priority for me at
the moment.

Mark

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