http://kerneltrap.org/node/view/715
- ext3's syncs tended to take the longest [at] 10 seconds, exceptcomments powered by Disqus
- JFS took a whopping 38.18s on its final sync
- xfs used more CPU than ext3 but was slower than ext3
- reiser4 had highest throughput and most CPU usage
- jfs had lowest throughput and least CPU usage