I usually boot from the installer CD and go to a virtual terminal (Alt-F1). In the shell;<div><br></div><div>dd if=/dev/zero of=/dev/disk-i-want-to-destroy bs=512 count=1</div><div><br></div><div>I&#39;d guess that the partition table has some microsoft funkiness in it that needs to be wiped.</div>
<div><br></div><div>Take, care with this, it can and does eat data.......</div><div><br></div><div><br></div><div>Cheers.</div><div><br></div><div><br><br><div class="gmail_quote">On Thu, Jul 21, 2011 at 9:24 PM, David McGuffey <span dir="ltr">&lt;<a href="mailto:davidmcguffey@verizon.net">davidmcguffey@verizon.net</a>&gt;</span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Have a quad core workstation that was running WinXP_64 that I want to<br>
blow away and install CentOS 6.  C6 install process finds raid metadata<br>
associated with sda and sdb, and then excludes them from the rest of the<br>
installation process.<br>
<br>
There doesn&#39;t appear to be an option for disassembling the raid as part<br>
of the install process.  I think there should be.<br>
<br>
Any tricks to removing/by-passing the soft raid left over from the<br>
previous OS?<br>
<br>
Dave M<br>
<br>
<br>
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</blockquote></div><br></div>