xfs_growfs can expand capacity,then how to reduce xfs filesystem capacity?

xfs_growfs can expand capacity,then how to reduce xfs filesystem capacity?

[zhao.mingyue]

hi,
  I know that xfs_growfs can expand xfs capacity,now I want to reduce the capacity,but I don't know the command.can someone help me ?
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Re: xfs_growfs can expand capacity, then how to reduce xfs filesystem capacity?

[Iustin Pop]

On 2015-12-03 02:33:47, zhao.mingyue@h3c.com wrote:
> hi,
>   I know that xfs_growfs can expand xfs capacity,now I want to reduce the capacity,but I don't know the command.can someone help me ?

xfsdump + mkfs.xfs + xfsrestore.

Search the list archives for more information.

regards,
iustin

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答复: xfs_growfs can expand capacity,then how to reduce xfs filesystem capacity?

[zhao.mingyue]

ubuntu  do not have xfsdump/xfsrestore, but it has xfs_metadump and xfs_mdrestore
if I want to use xfsdump, what packages do I need to install?


-----邮件原件-----
发件人: Iustin Pop [mailto:iustin@k1024.org]
发送时间: 2015年12月3日 10:56
收件人: zhaomingyue 09440 (RD)
抄送: xfs@oss.sgi.com; xfs-request@oss.sgi.com
主题: Re: xfs_growfs can expand capacity,then how to reduce xfs filesystem capacity?

On 2015-12-03 02:33:47, zhao.mingyue@h3c.com wrote:
> hi,
>   I know that xfs_growfs can expand xfs capacity,now I want to reduce the capacity,but I don't know the command.can someone help me ?

xfsdump + mkfs.xfs + xfsrestore.

Search the list archives for more information.

regards,
iustin
-------------------------------------------------------------------------------------------------------------------------------------
本邮件及其附件含有杭州华三通信技术有限公司的保密信息，仅限于发送给上面地址中列出
的个人或群组。禁止任何其他人以任何形式使用（包括但不限于全部或部分地泄露、复制、
或散发）本邮件中的信息。如果您错收了本邮件，请您立即电话或邮件通知发件人并删除本
邮件！
This e-mail and its attachments contain confidential information from H3C, which is
intended only for the person or entity whose address is listed above. Any use of the
information contained herein in any way (including, but not limited to, total or partial
disclosure, reproduction, or dissemination) by persons other than the intended
recipient(s) is prohibited. If you receive this e-mail in error, please notify the sender
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Re: 答复: xfs_growfs can expand capacity,then how to reduce xfs filesystem capacity?

[Eric Sandeen]

On 12/3/15 2:27 AM, zhao.mingyue@h3c.com wrote:
> ubuntu  do not have xfsdump/xfsrestore, but it has xfs_metadump and xfs_mdrestore
> if I want to use xfsdump, what packages do I need to install?

if you want to use xfsdump, you need to install the xfsdump package:

https://launchpad.net/ubuntu/+source/xfsdump

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Re: xfs_growfs can expand capacity, then how to reduce xfs filesystem capacity?

[Eric Sandeen]

On 12/2/15 8:33 PM, zhao.mingyue@h3c.com wrote:
> hi,
>   I know that xfs_growfs can expand xfs capacity,now I want to reduce the capacity,but I don't know the command.can someone help me ?

http://xfs.org/index.php/XFS_FAQ#Q:_Is_there_a_way_to_make_a_XFS_filesystem_larger_or_smaller.3F

-Eric

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