Hi,

On 08.03.2015, at 04:18, Levente Uzonyi <leves at elte.hu> wrote:

> On Sat, 7 Mar 2015, David T. Lewis wrote:
> 
>> On Sat, Mar 07, 2015 at 08:28:55PM +0100, Tobias Pape wrote:
>>> Hey,
>>> On 07.03.2015, at 19:01, gettimothy <gettimothy at zoho.com> wrote:
>>> 
>>>> The image fixes the WriteStream>>NextChunkPut error we where getting when trying to modify comments which makes me happy (:
>>> 
>>> to which fix do you refer?
>>> There is a hack out there calling flush every now and then,
>>> but this all calls for a principled solution for streams that
>>> read _and_ write.
>> 
>> You are right that it is a hack, but the actual problem is a defect
>> in some C runtime libraries, notably on Ubuntu but possibly others
>> as well.
> 
> Are you sure it's a bug in the OS? Isn't it just the allocate-on-flush behavior?https://en.wikipedia.org/wiki/Allocate-on-flush

I too doubt an OS bug.
Someone (i don't remember) said to me, that the behavior of the c calls
make clear not to rely on certain thing.
I plan to investigate the issue soonish.

best
	-tobias