Originally Posted by Viacheslav
I was following this thread and it was confirmed several times that FAT slows down file browsing and is suboptimal. What about switching to some other Linux FS e.g. ReiserFS? It was tooted as being fast with many small files. Besides, an Ext* formatted new empty HDD has noticeably less free space than the same HDD with Reiser, because Ext needs more space for system data.
reiserfs is not supported by DR linux kernel, your best bet should be ext2 or maybe ext3.
root@qemuarm:/media/mmcblk0p1# cat /etc/filesystems
In my tests an 4GB ext3 formatted sd card has ~130MB less space available than with vfat.