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Re: RAID5 created by 8 disks works with xfs

To: Jack Wang <jack.wang.usish@xxxxxxxxx>
Subject: Re: RAID5 created by 8 disks works with xfs
From: daobang wang <wangdb1981@xxxxxxxxx>
Date: Fri, 6 Apr 2012 14:45:44 +0800
Cc: stan@xxxxxxxxxxxxxxxxx, Marcus Sorensen <shadowsor@xxxxxxxxx>, Mathias Burén <mathias.buren@xxxxxxxxx>, linux-raid <linux-raid@xxxxxxxxxxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
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Hi Jacky,

     Yes, the environment is like your description, i will try with
your suggestion. thanks a lot.

On 4/6/12, Jack Wang <jack.wang.usish@xxxxxxxxx> wrote:
> using bigger inode size or inode64 does help?
> So your environment is NVR software running in Linux ,100+ D1 streamer
> directly write to filesystem on top of 16 SATA disks (with raid5 and
> vg)?
> 2012/4/6 daobang wang <wangdb1981@xxxxxxxxx>:
>> There is another issue, i updated xfsprog from 2.10.1 to 3.1.5, and
>> found i could not make the xfs filesystem when the logical volume size
>> large than 8TB with command mkfs.xfs -f -i size=512
>> /dev/vg+vg00+20120406101850/lv+nxx+lv0000, this command seems hang, it
>> did not return for a long time, is there any parameter i should
>> adjust?
>> Thank you very much
>> Best Regards,
>> Daobang Wang.
>> On 4/6/12, daobang wang <wangdb1981@xxxxxxxxx> wrote:
>>> Hi All,
>>>     I have found the solution, i updated the xfsprogs from 2.10.1 to
>>> 3.1.5, and could repair it, Thanks.
>>> Best Wishes,
>>> Daobang Wang.
>>> On 4/6/12, Stan Hoeppner <stan@xxxxxxxxxxxxxxxxx> wrote:
>>>> On 4/5/2012 1:48 AM, daobang wang wrote:
>>>>> Hi stan,
>>>>>      I duplicated the input/output error issue, about the detail
>>>>> operations and logs, please see the attachments, Is there any way to
>>>>> fix this? thanks!
>>>>> Best Regards,
>>>>> Daobang Wang.
>>>> These fiilesystem issues have nothing to do with linux-raid.  I'm
>>>> copying the XFS mailing list which is where this discussion should be
>>>> taking place from this point forward.  Please reply-to-all, and paste
>>>> the output you previously attached, but inline this time.
>>>> Also, since the XFS folks are unfamiliar with what you're doing up to
>>>> this point, please provide a basic description of your hardware/storage
>>>> setup, kernel version, mdraid configuration, xfs_info output as well as
>>>> your fstab XFS mount options, and a description of your workload.
>>>> My best guess at this point as to the du and ls errors is that your
>>>> application is not behaving properly, or you're still running with XFS
>>>> barriers disabled, which, I say _loudly_ for the 2nd time, you should
>>>> NOT do in the absence of BBWC, which you stated you do not have.
>>>> --
>>>> Stan
>> --
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