[prev in list] [next in list] [prev in thread] [next in thread] 

List:       lustre-discuss
Subject:    Re: [lustre-discuss] index is already in use problem
From:       Jongwoo Han <jongwoohan () gmail ! com>
Date:       2019-01-23 15:50:55
Message-ID: CALz2ZjnN9x1Of-bLqcekRssrDcaRZfy773=XnVkj6cBCGG-Qeg () mail ! gmail ! com
[Download RAW message or body]

[Attachment #2 (multipart/alternative)]


On Wed, Jan 16, 2019 at 6:18 PM Jae-Hyuck Kwak <jhkwak@kisti.re.kr> wrote:

>
> How can I force --writeconf option? It seems that mkfs.lustre doesn't
> support --writeconf option.
>
> Your comments will be always appreciated.
>
>
The mdt/ost index is recorded in the MGT, so what I suggest is

1. reformat MGT with mkfs.lustre --reformat
2. tunefs.lustre --erase-param on all MDTs and OSTs
3. tunefs.lustre --writeconf on all MDTs and OSTs with appropriate mgt/mdt
parameters

This will  revive your metadata and object data.


> Thanks,
>
> BR,
> Jae-Hyuck
>
>
> _______________________________________________
> lustre-discuss mailing list
> lustre-discuss@lists.lustre.org
> http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org
>


-- 
Jongwoo Han
+82-505-227-6108

[Attachment #5 (text/html)]

<div dir="ltr"><div dir="ltr"><br></div><br><div class="gmail_quote"><div dir="ltr" \
class="gmail_attr">On Wed, Jan 16, 2019 at 6:18 PM Jae-Hyuck Kwak &lt;<a \
href="mailto:jhkwak@kisti.re.kr">jhkwak@kisti.re.kr</a>&gt; \
wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px \
0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><br> How can I force \
--writeconf option? It seems that mkfs.lustre doesn&#39;t <br> support --writeconf \
option.<br> <br>
Your comments will be always appreciated.<br>
<br></blockquote><div><br></div><div>The mdt/ost index is recorded in the MGT, so \
what I suggest is</div><div><br></div><div>1. reformat MGT with mkfs.lustre \
--reformat</div><div>2. tunefs.lustre --erase-param on all MDTs and OSTs</div><div>3. \
tunefs.lustre --writeconf on all MDTs and OSTs with appropriate mgt/mdt \
parameters</div><div><br></div><div>This will   revive your metadata and object \
data.</div><div>  <br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px \
0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"> Thanks,<br>
<br>
BR,<br>
Jae-Hyuck<br>
<br>
<br>
_______________________________________________<br>
lustre-discuss mailing list<br>
<a href="mailto:lustre-discuss@lists.lustre.org" \
target="_blank">lustre-discuss@lists.lustre.org</a><br> <a \
href="http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org" \
rel="noreferrer" target="_blank">http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org</a><br>
 </blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" \
class="gmail_signature"><font face="&#39;courier new&#39;, monospace">Jongwoo \
Han</font><div><font face="&#39;courier new&#39;, \
monospace">+82-505-227-6108</font></div></div></div>



_______________________________________________
lustre-discuss mailing list
lustre-discuss@lists.lustre.org
http://lists.lustre.org/listinfo.cgi/lustre-discuss-lustre.org


[prev in list] [next in list] [prev in thread] [next in thread]