Response inline...
On Tue, Jan 28, 2014 at 10:04 AM, Anfernee Xu <[EMAIL PROTECTED]> wrote:
Namenode commits multiple requests in a batch. In Namenode it self, the
lock for write operations make them sequential. But this is a short
duration lock and hence will make from the multiple clients perspective,
the creation of files as simultaneous.

If you are talking about a single client, with a single thread, then it
would be sequential.

Hope that makes sense.

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