Re: [MooseFS-Users] Chunkserver failed to start after reinstallation

[<18...@gm...>]

Hi,

I only have one master server, so this way works. I'm seeing chunks
replication happens now.

Thanks for your support.

On Thu, Dec 3, 2015 at 4:58 PM, Aleksander Wieliczko
<ale...@mo...> wrote:
> Hi,
>
> If you have reinstalled chunkserver you probably removed
> /var/lib/mfs/chunkserverid.mfs file with chunkserver metadata ID.
> Now chunkserver and chunkserver disks are in mismatch condition.
>
> Solution is simple but very dangerous.
> Please understand - this is security solution to prevent connecting
> chunkserver to wrong master!!!
> If you have 100% sure that this disks will be connected to right master and
> there is no possibility that there is some mistake in configuration please
> remove .metaid file from /mnt/sdb and /mnt/sdc folder.
>
> If you connect chunks to wrong master they will be removed.
>
> Best regards
> Aleksander Wieliczko
> Technical Support Engineer
> MooseFS.com
>
> On 12/03/2015 08:41 AM, 18...@gm... wrote:
>
> Hi, I have 1 chunkserver in the cluster need to be reinstalled, and
> after configured it, chunkserver can't start
>
> # /etc/init.d/moosefs-
> chunkserver start
> Starting moosefs-chunkserver:
> open files limit has been set to: 16384
> working directory: /var/lib/mfs
> lockfile created and locked
> setting glibc malloc arena max to 8
> setting glibc malloc arena test to 1
> initializing mfschunkserver modules ...
> hdd space manager: chunkserver without meta id shouldn't use drive
> with defined meta id (file: '/mnt/sdb/.metaid') - use '!' in drive
> definition to ignore this (dangerous)
> hdd space manager: chunkserver without meta id shouldn't use drive
> with defined meta id (file: '/mnt/sdc/.metaid') - use '!' in drive
> definition to ignore this (dangerous)
> hdd space manager: no hdd space defined in /etc/mfs/mfshdd.cfg file
> init: hdd space manager failed !!!
> error occured during initialization - exiting
>
> Its working mfs disks were mounted
>
> # mount /dev/sdb1 /mnt/sdb
> # mount /dev/sdc1 /mnt/sdc
>
> All mfs data disks were untouched, only remounted lastly.
>
> How can I solve this error?
> Thanks in advance.
>
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