Re: OEM 13c question - How to mitigate false positives (noise) without clicking :)

From: Ls Cheng <exriscer_at_gmail.com>
Date: Mon, 27 Jan 2020 20:16:40 +0100
Message-ID: <CAJ2-Qb-Du_jvQFvh5ejvkK+5N10fx-RpVS8yGusXjqEoyw4Qfw_at_mail.gmail.com>



Hi

This MOS is a good start to filter ORA errors

EM 13c, EM 12c: Database Alert Log Monitoring in Enterprise Manager Cloud Control and Alert Log Metrics Explained (Doc ID 1538482.1)

BR

On Mon, Jan 27, 2020 at 6:23 PM k.hadd <kouss.hd_at_gmail.com> wrote:

> Thanks Nial. Also looking for stripping some generic ORA-xx from the list
> . I'll update this feed if I find something optimal/interesting) .
>
> Koss
>
> On Mon, Jan 27, 2020 at 11:41 AM <niall.litchfield_at_gmail.com> wrote:
>
>> Hi Koss
>>
>> You want to look at
>> https://docs.oracle.com/cd/E24628_01/doc.121/e24473/mon_temp.htm#EMADM12269 and
>> probably define your own monitoring groups and appropriate templates. We
>> base our admin groups on the monitoring property Lifecycle Status with more
>> monitoring for production rather than non-production targets. I'd also
>> strongly suggest that you create your own templates and strip out the
>> *thresholds* (not the collection of the metric) for a lot/if not most of
>> the default metrics. The way I think of metric templates is as "the base
>> level of monitoring and alerting which all targets should get", you should
>> end up with a lot of metric data in metric history, but not a lot of
>> alerting noise.
>>
>> On Mon, Jan 27, 2020 at 4:10 PM k.hadd <kouss.hd_at_gmail.com> wrote:
>>
>>> Hi folks,
>>> A colleague of mine have come across a lot of noise during Oem 13c
>>> target addition lately even though we have a template. I must say I didn't
>>> use OEM for centuries so I am pretty noob .
>>> I understand every target is different but Is there a way to run a
>>> script/procedure to adjust the common metric thresholds that are known to
>>> trigger noisy alerts ? I really hate repetitive clicking.
>>> Even an article about a similar initiative(open source) could help .
>>>
>>> Thanks again in advance .
>>> Koss
>>>
>>
>>
>> --
>> Niall Litchfield
>> Oracle DBA
>> http://www.orawin.info
>>
>

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Received on Mon Jan 27 2020 - 20:16:40 CET

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