http://www.datascienceassn.org/content/making-sense-making-sense-performance-data-analytics-frameworks
From: "bit1...@163.com" <bit1...@163.com>
To: user <user@spark.apache.org>
Sent: Monday, April 27, 2015 8:33 PM
Subject: Why Spark is much faster than Hadoop MapReduce even on disk
#yiv1713360705 body {line-height:1.5;}#yiv1713360705 body
{font-size:10.5pt;color:rgb(0, 0, 0);line-height:1.5;}Hi,
I am frequently asked why spark is also much faster than Hadoop MapReduce on
disk (without the use of memory cache). I have no convencing answer for this
question, could you guys elaborate on this? Thanks!