Journaling
Read: Journaling the Linux ext2fs Filesystem
To help you read the paper, try to answer the following question for yourself:
Mid-way down the left column on page 6, the Journaling paper
says "However, until we have finished syncing those buffers, we cannot
delete the copy of the data in the journal."
Give a concrete example in which removing this rule would
lead to disaster.
You don't have submit your answer.