On Tue, Oct 12, 2010 at 12:37 PM, Jeff Hammerbacher <ham...@cloudera.com> wrote: > >>> * It seems that HDFS' staging strategy," In fact, initially the HDFS >>> client caches the file data into a temporary local file. Application writes >>> are transparently redirected to this temporary local file" , is quite >>> different from the original GFS paper (see Section 2.3 of GFS paper "neither >>> client nor the chunkserver caches file data"). Can someone help me >>> understanding it ? >>> >> >> People keep referencing this on the list, but it hasn't been that way in >> about 3 years :) Where do you see this, so we can update the docs? > > I believe the "Staging" section of > http://hadoop.apache.org/hdfs/docs/r0.21.0/hdfs_design.html#Data+Organization > is the culprit. If you agree, I'll file the JIRA.
Aha! That is full of lies! -Todd -- Todd Lipcon Software Engineer, Cloudera
