[Gluster-devel] [Gluster-users] Determining Connected Client Version

[Atin Mukherjee]

On 01/27/2016 12:40 PM, Pranith Kumar Karampuri wrote:
> 
> 
> On 01/27/2016 09:21 AM, Atin Mukherjee wrote:
>>
>> On 01/27/2016 07:21 AM, Vijay Bellur wrote:
>>> On 01/26/2016 01:19 PM, Marc Eisenbarth wrote:
>>>> I'm trying to set a parameter on a volume, but unable to due to the
>>>> following message. I have a large number of connected clients and it's
>>>> likely that some clients have updated packages but haven't remounted
>>>> the
>>>> volume. Is there an easier way to find the offending client?
>>>>
>>> You could grep for "accepted client from" in /var/log/glusterfs/bricks
>>> to get an idea of the versions of connected clients.
>> I had sent a patch [1] to improve the error message to indicate which
>> client is the culprit here. This is not the first time I've heard an
>> user complaining about it, so will try to get it in the release stream.
>>
>> Anyone up for review?
>>
>> [1] http://review.gluster.org/#/c/11831/
> 
> This is definitely better than the state we have now. I looked at the
> patch. Looks fine. If you could resend the patch with BUG-id lets take
> it in.
> 
> What would be even better is if we can enhance "gluster volume status
> clients" which prints the clients connected at the moment to also print
> the min,max op-versions so that the users can get the versions of all
> clients in one command.
Yes doable. Actually I tried that earlier for the exact op-version but
it seems like glusterd doesn't come to know about the exact op-version
what client is running on. But having max and min op-version can
certainly be done. Do you want to file an enhancement for this?

~Atin
> 
> Pranith
>>> HTH,
>>> Vijay
>>>
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> 
>