Hi Murthy Hadoop - The definitive Guide by Tom White has the details on file write anatomy.
Regards Bejoy KS Sent from handheld, please excuse typos. -----Original Message----- From: murthy nvvs <murthy_n1...@yahoo.com> Date: Wed, 10 Oct 2012 04:27:58 To: user@hadoop.apache.org<user@hadoop.apache.org> Reply-To: user@hadoop.apache.org Subject: document on hdfs Hi All, Iam new to Hadoop, i just want to know the writing of files into datanodes in depth. means the file is divided into blocks again the blocks are divided into packets. i need some detailed doc abt the packets movement by using Datapackets & Acknowledge packets. Thanks & Regards, Murthy