<br>On Sat, Nov 20, 2010 at 6:04 PM, Jean-Yves Avenard <span dir="ltr"><<a href="mailto:jyavenard@gmail.com">jyavenard@gmail.com</a>></span> wrote:<br><div class="gmail_quote"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<div class="im"><br>
> (Only an fdisk'd one.) Isn't it that all I have to do is:<br>
> mdadm /dev/md0 -f /dev/sda2 # fail it<br>
> mdadm /dev/md0 -r /dev/sda2 # remove it<br>
> mdadm /dev/md0 -a /dev/sda2 # hot add it<br>
> ?<br>
<br>
</div>not sure, I always google for those when I need it :)<br>
but that sounds about right</blockquote><div><br></div><div>No progress. It turns out that, after it assembled the drive the first time,</div><div>it started rebuilding sda2. On the next (CD) boot, it complained about sdd2</div>
<div>and repaired that. On the next (CD) boot, it assembled fine, but still couldn't</div><div>boot off the HD.</div><div><br></div><div>mdadm says its clean. fsck says the filesystem is clean. But I'm still</div>
<div>getting:</div><div><br></div><div><div>[ 4.626461] EXT3-fs: mounted filesystem with ordered data mode.</div><div>[ 4.695932] EXT3-fs error (device sda2): ext3_check_descriptors: Block bitmap for group 1920 not in group (block 32832)!</div>
<div>[ 4.695939] EXT3-fs: group descriptors corrupted!</div><div>[ 5.037359] EXT4-fs (sdd2): Couldn't mount because of unsupported optional features (4000000)</div></div><div><br></div><div>at boot. I'm beginning to think its more of an initrd issue.</div>
<div><br></div><div>I'd greatly appreciate any thoughts anyone has.</div><div><br></div></div>