References

1. The Linux Page Cache and pdflush: Theory of Operation and Tuning for Write-Heavy Loads - http://www.westnet.com/~gsmith/content/linux-pdflush.htm
2. Page Cache, the Affair Between Memory and Files - http://duartes.org/gustavo/blog/post/page-cache-the-affair-between-memory-and-files
3. "fcoretools" source package in Ubuntu - https://launchpad.net/ubuntu/+source/fcoretools/1.0-1
4. Anatomy of the Linux virtual file system switch - http://www.ibm.com/developerworks/linux/library/l-virtual-filesystem-switch/

Originally written by guy keren