[Gluster-users] Hot Tier

[Hari Gowtham]

Hi,

If it was just reads then the tier daemon won't migrate the files to hot tier.
If you create a file or write to a file that file will be made
available on the hot tier.


On Mon, Jul 31, 2017 at 11:06 AM, Nithya Balachandran
<nbalacha at redhat.com> wrote:
> Milind and Hari,
>
> Can you please take a look at this?
>
> Thanks,
> Nithya
>
> On 31 July 2017 at 05:12, Dmitri Chebotarov <4dimach at gmail.com> wrote:
>>
>> Hi
>>
>> I'm looking for an advise on hot tier feature - how can I tell if the hot
>> tier is working?
>>
>> I've attached replicated-distributed hot tier to an EC volume.
>> Yet, I don't think it's working, at least I don't see any files directly
>> on the bricks (only folder structure). 'Status' command has all 0s and 'In
>> progress' for all servers.
>>
>> ~]# gluster volume tier home status
>> Node                 Promoted files       Demoted files        Status
>> ---------            ---------            ---------            ---------
>> localhost            0                    0                    in progress
>> MMR11                0                    0                    in progress
>> MMR08                0                    0                    in progress
>> MMR03                0                    0                    in progress
>> MMR02                0                    0                    in progress
>> MMR07                0                    0                    in progress
>> MMR06                0                    0                    in progress
>> MMR09                0                    0                    in progress
>> MMR12                0                    0                    in progress
>> MMR10                0                    0                    in progress
>> MMR05                0                    0                    in progress
>> MMR04                0                    0                    in progress
>> Tiering Migration Functionality: home: success
>>
>>
>> I have a folder with .yml files (Ansible) on the gluster volume, which as
>> I understand is 'cache friendly'.
>> No matter how many times I read files, nothing is moved to the hot tier
>> bricks.
>>
>> Thank you.
>>
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>
>
>
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-- 
Regards,
Hari Gowtham.