something doubts about map/reduce

2011-02-14 Thread Wang LiChuan [王立传]
HI My Friends: I’ has researched into hadoop and map/reduce, but before I can go on. I have one question, and I Can’t find it in FAQ. Please consider this situation: 1. I created 100 files, each file of course is bigger than the default 64MB(such as 1G),so definitely will be

Re: something doubts about map/reduce

2011-02-14 Thread Harsh J
Hello, 2011/2/14 Wang LiChuan[王立传] lcw...@arcsoft.com: So my question is this: If I return false in the function of isSplitable to tell the framework, it's a none-splittable file, when doing map/reduce, how many map task may I have?Does I have 100 map, and each one handle a file? Or do