<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=us-ascii">
<meta name="Generator" content="Microsoft Word 14 (filtered medium)">
<style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Tahoma;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Verdana;
panose-1:2 11 6 4 3 5 4 4 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";
color:black;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
p
{mso-style-priority:99;
margin:0in;
margin-bottom:.0001pt;
font-size:12.0pt;
font-family:"Times New Roman","serif";
color:black;}
pre
{mso-style-priority:99;
mso-style-link:"HTML Preformatted Char";
margin:0in;
margin-bottom:.0001pt;
font-size:10.0pt;
font-family:"Courier New";
color:black;}
span.HTMLPreformattedChar
{mso-style-name:"HTML Preformatted Char";
mso-style-priority:99;
mso-style-link:"HTML Preformatted";
font-family:Consolas;
color:black;}
span.EmailStyle20
{mso-style-type:personal-reply;
font-family:"Calibri","sans-serif";
color:#1F497D;}
.MsoChpDefault
{mso-style-type:export-only;
font-size:10.0pt;}
@page WordSection1
{size:8.5in 11.0in;
margin:1.0in 1.0in 1.0in 1.0in;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]-->
</head>
<body bgcolor="white" lang="EN-US" link="blue" vlink="purple">
<div class="WordSection1">
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Hi,<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D">Alun, I also seem to have the same problem with one of the nodes. Please let me know if the below mentioned steps work for you. ?<o:p></o:p></span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif"">Thanks & Regards,<o:p></o:p></span></p>
<p class="MsoNormal"><b><span style="font-size:9.0pt;font-family:"Arial","sans-serif"">Bobby Jacob</span></b><span style="font-size:8.0pt;font-family:"Verdana","sans-serif";color:navy"><o:p></o:p></span></p>
</div>
<p class="MsoNormal"><span style="font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D"><o:p> </o:p></span></p>
<div>
<div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif";color:windowtext"> gluster-users-bounces@gluster.org [mailto:gluster-users-bounces@gluster.org]
<b>On Behalf Of </b>Ravishankar N<br>
<b>Sent:</b> Wednesday, January 08, 2014 7:01 AM<br>
<b>To:</b> Alun James<br>
<b>Cc:</b> gluster-users@gluster.org<br>
<b>Subject:</b> Re: [Gluster-users] delete brick / format / add empty brick<o:p></o:p></span></p>
</div>
</div>
<p class="MsoNormal"><o:p> </o:p></p>
<div>
<p class="MsoNormal">On 01/07/2014 09:40 PM, Alun James wrote:<o:p></o:p></p>
</div>
<blockquote style="margin-top:5.0pt;margin-bottom:5.0pt">
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Hi folks,
<o:p></o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">I had a 2 node (1 brick each) replica, some network meltdown issues seemed to cause problems with second node (server02). glusterfsd process reaching 200-300% and errors relating
to split brain possibilities and self heal errors.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Original volume info:<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Volume Name: myvol</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Type: Replicate</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Status: Started</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Number of Bricks: 2</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Transport-type: tcp</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Bricks:</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Brick1: server01:/brick1</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Brick2: server02:/brick1</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
</div>
<div>
<p class="MsoNormal"><span style="font-family:"Arial","sans-serif"">I removed the second brick (that was showing server problems).</span><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">gluster volume remove-brick myvol replica 1 server02:/brick1</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Now the volume status is:<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Volume Name: tsfsvol0</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Type: Distribute</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Status: Started</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Number of Bricks: 1</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Transport-type: tcp</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Bricks:</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Brick1: server01:/brick1</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">All is fine and the data on working server is sound.<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">The xfs partition for <i>server02:/brick1</i> has been formatted and therefore the data gone. All other gluster config data has remained untouched. Can I re-add the second
server to the volume with an empty brick and the data will auto replicate over from the working server?<o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
<div>
<p class="MsoNormal"><i><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">gluster volume add-brick myvol replica 2 server2:/brick1 ??</span></i><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p></o:p></span></p>
</div>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
</div>
</div>
</div>
</blockquote>
<p class="MsoNormal"><br>
<span style="font-size:10.0pt;font-family:"Arial","sans-serif"">Yes this should work fine. You will need to run a `gluster volume heal myvol full` to manually trigger the replication.</span><br>
<br>
<br>
<o:p></o:p></p>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<div>
<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:10.0pt;font-family:"Arial","sans-serif""><o:p> </o:p></span></p>
<div>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"Arial","sans-serif"">ALUN JAMES<br>
Senior Systems Engineer<br>
Tibus<br>
<br>
T: +44 (0)28 9033 1122<br>
E: <a href="mailto:ajames@tibus.com">ajames@tibus.com</a><br>
W: <a href="http://www.tibus.com">www.tibus.com</a><br>
<br>
Follow us on Twitter <a href="http://twitter.com/intent/user?screen_name=tibus">@tibus</a><br>
<br>
Tibus is a trading name of The Internet Business Ltd, a company limited by share capital and registered in Northern Ireland, NI31325. It is part of UTV Media Plc.<br>
<br>
This email and any attachment may contain confidential information for the sole use of the intended recipient. Any review, use, distribution or disclosure by others is strictly prohibited. If you are not the intended recipient (or authorised to receive for
the recipient), please contact the sender by reply email and delete all copies of this message.
<o:p></o:p></span></p>
</div>
</div>
</div>
<p class="MsoNormal"><br>
<br>
<br>
<o:p></o:p></p>
<pre>_______________________________________________<o:p></o:p></pre>
<pre>Gluster-users mailing list<o:p></o:p></pre>
<pre><a href="mailto:Gluster-users@gluster.org">Gluster-users@gluster.org</a><o:p></o:p></pre>
<pre><a href="http://supercolony.gluster.org/mailman/listinfo/gluster-users">http://supercolony.gluster.org/mailman/listinfo/gluster-users</a><o:p></o:p></pre>
<p class="MsoNormal"><o:p> </o:p></p>
</div>
</body>
</html>