Alright, THanks so much Biao ...


On Sun, Apr 28, 2024 at 9:45 AM Biao Geng <biaoge...@gmail.com> wrote:

> Hi Hemi,
> Glad to hear that your problem is solved!
> As for deploying a flink cluster, you can check these docs for
> more information based on your resource provider:
> YARN:
> https://nightlies.apache.org/flink/flink-docs-master/docs/deployment/resource-providers/yarn/
> K8s:
> https://nightlies.apache.org/flink/flink-docs-master/docs/deployment/resource-providers/native_kubernetes/
> If you are using k8s and are more familiar with kubectl, it is worthwhile
> to mention that you can have a try on flink k8s operator:
> https://nightlies.apache.org/flink/flink-kubernetes-operator-docs-main/zh/docs/try-flink-kubernetes-operator/quick-start/
>
>
> Best,
> Biao Geng
>
>
> Hemi Grs <hemi...@gmail.com> 于2024年4月26日周五 19:03写道:
>
>> Hi Biao,
>>
>> Thanks for your reply, fortunately the problem is solved.
>> All I did was changed the bind-host to 0.0.0.0 (previously it was set to
>> the server's IP).
>>
>> I don't know if it's best practice or not but everything is working fine
>> now.
>>
>> RIght now I am using flink as standalone (I have the binaries in Centos
>> and just run it using the ./start-cluster command), but I want to learn on
>> how to set-it up in cluster. Are there any tutorials that you can recommend?
>>
>> Thanks
>>
>> On Fri, Apr 26, 2024 at 3:33 PM Biao Geng <biaoge...@gmail.com> wrote:
>>
>>> Hi Hemi,
>>> How do you start your flink cluster? Are you using standalone cluster or
>>> using k8s/yarn as resource providers?
>>> Also, it would be very helpful if you can share the full jobmanager log.
>>>
>>> Best,
>>> Biao Geng
>>>
>>> Hemi Grs <hemi...@gmail.com> 于2024年4月18日周四 15:43写道:
>>>
>>>> Hello,
>>>>
>>>> I have several versions of Flink (1.17.0, 1.18.0, 1.18.1 and 1.19.0) on
>>>> my server.
>>>> I am still trying it out (on & off), and I was running a job for sync a
>>>> table from mysql to elasticsearch and it was running find without any
>>>> problems ( I was using 1.18.1 version).
>>>> But after a few weeks, I forgot about it and check the dashboard and no
>>>> job is running. But the strange part is there are 0 available task (I
>>>> config it to have 10 tasks).
>>>>
>>>> I tried restarting the service but still it show 0 available tasks. I
>>>> even try using different versions and all of them (except 1.17.0) has no
>>>> available tasks. So now I am back using the 1.17.0.
>>>>
>>>> When I checked the log it has this message:
>>>> -----
>>>> Tokens update task not started because either no tokens obtained or
>>>> none of the tokens specified its renewal date
>>>> -----
>>>>
>>>> Is it because of that? and what is the solution?
>>>>
>>>> Appreciate for all the help.
>>>>
>>>> Thanks
>>>>
>>>

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