How do you make sure you have proper alignment?


    http://blog.aloisiojr.com/?p=28

    you can do 'parted $device print', and look at the "sector size (logical/physical)" line
            (however, NOTE that "sector size" is NOT the same as "alignment size" ??!?


    Answer:  ALWAYS use 4k alignment
                    http://consumer.media.seagate.com/2010/03/the-digital-den/4k-sector-hard-drive-primer/
                    http://randomtechoutburst.blogspot.com/2010/03/4k-alignment-for-disks-important.html
                    http://ldn.linuxfoundation.org/blog-entry/aligning-filesystems-ssd%E2%80%99s-erase-block-size
                    http://www.storagereview.com/impact_misalignment
                    http://www.sfnomad.com/?p=68


Background reading

    http://www.ibm.com/developerworks/linux/library/l-4kb-sector-disks/index.html?ca=drs-#N1017D