Sorry, don't mean to say you don't know mmap or didn't do cool things in the past.
But you will see why anyone would've interpreted this original post, given the title of the posting and the following wording, to mean "can I mmap files that are in hdfs" On Mon, Apr 11, 2011 at 3:57 PM, Benson Margulies <bimargul...@gmail.com>wrote: > We have some very large files that we access via memory mapping in > Java. Someone's asked us about how to make this conveniently > deployable in Hadoop. If we tell them to put the files into hdfs, can > we obtain a File for the underlying file on any given node? >