Health should look something like this, if you grab it from the Head plugin.
{
"cluster_name": "metron",
*"status": "yellow",*
"timed_out": false,
*"number_of_nodes": 1,*
*"number_of_data_nodes": 1*,
"active_primary_shards": 15,
"active_shards": 15,
"relocating_shards": 0,
"initializing_shards": 0,
"unassigned_shards": 15,
"delayed_unassigned_shards": 0,
"number_of_pending_tasks": 0,
"number_of_in_flight_fetch": 0,
"task_max_waiting_in_queue_millis": 0,
"active_shards_percent_as_number": 50
}
On Wed, Oct 25, 2017 at 11:38 AM, Michael Miklavcic <
[email protected]> wrote:
> What do you see when you go here?
> http://node1:9200/_cat/health?v
>
> You can also get the Elasticsearch Head Plugin for Chrome, which is very
> useful and will be compatible with 5.x versions of Elasticsearch when
> Metron upgrades (plugins from 2.x are no longer available in v5.6).
> https://chrome.google.com/webstore/detail/elasticsearch-head/
> ffmkiejjmecolpfloofpjologoblkegm
>
> Just plugin the address http://node1:9200/ and hit connect. I believe our
> default status is "yellow." But that should be sufficient.
>
> I also second Simon's comments about reading up on Elasticsearch.
>
> Best,
> Mike Miklavcic
>
>
> On Wed, Oct 25, 2017 at 11:13 AM, Syed Hammad Tahir <[email protected]>
> wrote:
>
>> I killed it via terminal and then restarted it. Still the same thing,
>> cant load the page when I go to elasticsearch health shortlink in ambari.
>>
>> On Wed, Oct 25, 2017 at 5:16 PM, Simon Elliston Ball <
>> [email protected]> wrote:
>>
>>> Ok, this is an elastic problem which prevents it shutting down. Find the
>>> elastic processes, kill them, and start it up again.
>>>
>>>
>>> On 25 Oct 2017, at 13:15, Syed Hammad Tahir <[email protected]>
>>> wrote:
>>>
>>> Just gave the command but its stuck here. I restart it earleir via
>>> ambari after changing heapsize. Now doing it via console
>>>
>>> <image.png>
>>>
>>> On Wed, Oct 25, 2017 at 5:13 PM, Simon Elliston Ball <
>>> [email protected]> wrote:
>>>
>>>> That just shows running, not health. The problem is that it is not
>>>> responding. I assume you have tried restarting elastic.
>>>>
>>>> On 25 Oct 2017, at 13:12, Syed Hammad Tahir <[email protected]>
>>>> wrote:
>>>>
>>>> It shows healthy
>>>> <image.png>
>>>>
>>>> But when I click in any quick link it shows this
>>>>
>>>> <image.png>
>>>>
>>>> On Wed, Oct 25, 2017 at 5:07 PM, Simon Elliston Ball <
>>>> [email protected]> wrote:
>>>>
>>>>> Did you check the elastic service was running and healthy with the
>>>>> health checks. Try a few of the quick links from the elastic section in
>>>>> ambari.
>>>>>
>>>>> On 25 Oct 2017, at 13:05, Syed Hammad Tahir <[email protected]>
>>>>> wrote:
>>>>>
>>>>> I have increased size to 2048mb. Still seeing it
>>>>>
>>>>> <image.png>
>>>>>
>>>>> On Wed, Oct 25, 2017 at 3:45 PM, Simon Elliston Ball <
>>>>> [email protected]> wrote:
>>>>>
>>>>>> I strongly suggest you spend some time learning about elastic search
>>>>>> and some of the basic components. This is not a bug, it’s that elastic is
>>>>>> down. The default heap (use the ambari search in the elastic section) is
>>>>>> probably set too low. The default is 128m. Change this to more, probably
>>>>>> more like 2048m.
>>>>>>
>>>>>> Essential background reading for metron is an understanding of
>>>>>> elastic search, kafka, hadoop (hdfs in particular) and Linux. Our docs
>>>>>> will
>>>>>> assume you have at least some familiarity with those technologies.
>>>>>>
>>>>>> Simon
>>>>>>
>>>>>> On 25 Oct 2017, at 11:40, Syed Hammad Tahir <[email protected]>
>>>>>> wrote:
>>>>>>
>>>>>> Sorry, I didnt understand. Which baremetal guide should I look into?
>>>>>> And I googled it and found no help. Please help me guys, there are bigger
>>>>>> issues at hand and I cant afford to waste much time on this problem :(
>>>>>>
>>>>>> On Wed, Oct 25, 2017 at 1:31 PM, Farrukh Naveed Anjum <
>>>>>> [email protected]> wrote:
>>>>>>
>>>>>>> Its a bug reported in metron,
>>>>>>>
>>>>>>> Look into barematel guide, Turn Red to green Cluster google it.
>>>>>>>
>>>>>>> On Oct 25, 2017 1:21 PM, "Syed Hammad Tahir" <[email protected]>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> SHould I do it from here? If yes then please guide me how to
>>>>>>>>
>>>>>>>> <image.png>
>>>>>>>>
>>>>>>>> On Wed, Oct 25, 2017 at 1:17 PM, Simon Elliston Ball <
>>>>>>>> [email protected]> wrote:
>>>>>>>>
>>>>>>>>> Your elastic search instance has died. Try given it more heap size
>>>>>>>>> in the elastic section on ambari.
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> > On 25 Oct 2017, at 09:16, Syed Hammad Tahir <
>>>>>>>>> [email protected]> wrote:
>>>>>>>>> >
>>>>>>>>> > When I try to open node1:5000 I see this.
>>>>>>>>> >
>>>>>>>>> > <image.png>
>>>>>>>>> >
>>>>>>>>> > What could be the problem and its solution?
>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>
>>>
>>
>
