On Mon, 30 Mar 2015, Hongyi Zhao wrote:

> So I want to know whether this method will harm the stability and the
> correctness of my finally resutls or not when the number of instances is
> very large, say, 10000.

Not imposed by curl, no. But your system has a finite amount of memory for all
those curl invokes to use and it also typically has a maximum amount of open
files allowed that you may reach.

> Furthermore, is there the upper limit for the number of instances of curl
> runing at the same time?

Nope.

-- 
  / daniel.haxx.se
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