dd for windows extracted from cygwin
download: http://www.mediafire.com/download/699wd3k069t6fgq/dd-windows.rar
virustotal: https://www.virustotal.com/en/file/cac6d4170bc74cc1bb1ee5a41906f1d32279618c0aeb0b09d3c68bd4ab174a05/analysis/1386794441/
test your windows vps disk I/O and post on http://lowendtalk.com/discussion/42/test-the-disk-i-o-of-your-vps
dd if=/dev/zero of=test bs=64k count=16k conv=fdatasync
my PC, windows 7
local vps lol.... windows XP (vmware)
windows azure windows server 2012 R2
amazon ec2 windows server 2012