When I ran dd command , #dd if=/dev/zero of=dd.txt bs=4096 count=1 1+0 records in 1+0 records out 4096 bytes (4.1 kB) copied, 0.000445 seconds, 9.2 MB/s why it's shown as 4.1kB where as 4096 bytes is equal to 4KB? Thanks for your replies in advance. -- Cheers, Lakshmipathi.G www.giis.co.in