Phoronix: Initial F2FS File-System Results Are Impressive
Earlier this month Samsung introduced a new Linux file-system, F2FS, that was designed for mobile devices with flash memory. Initial testing of F2FS yields very positive results against EXT4 and NILFS2...
Fast performance is all well and good, but we've been there before with various file systems in even the fairly recent past. It was only a couple of years ago that it was revealed one of the reasons Ext4 was performing so well was because of delayed allocation, which was severely harming resiliency. Power loss or server crashes could result in data loss.