cadvisor is a library dependency for kubelet:

https://github.com/kubernetes/kubernetes/blob/master/pkg/kubelet/cadvisor/BUILD#L29-L31

so when you install kubelet, you will install the cadvisor library.

Prometheus does not use cadvisor, no.

Best,
-jay

On 08/08/2018 06:17 AM, Niranjan Kolly wrote:
Does it require cadvisor in the K8 to collect the metrics. ?


Thanks,
Niranjan

On Wed, Aug 8, 2018 at 12:31 PM, Ben Kochie <sup...@gmail.com <mailto:sup...@gmail.com>> wrote:

    You may be interested in the Prometheus Operator.

    https://coreos.com/blog/the-prometheus-operator.html
    <https://coreos.com/blog/the-prometheus-operator.html>
    
https://coreos.com/operators/prometheus/docs/latest/user-guides/getting-started.html
    
<https://coreos.com/operators/prometheus/docs/latest/user-guides/getting-started.html>
    https://github.com/coreos/prometheus-operator
    <https://github.com/coreos/prometheus-operator>

    On Wed, Aug 8, 2018 at 8:06 AM Niranjan Kolly
    <niranjanko...@gmail.com <mailto:niranjanko...@gmail.com>> wrote:

        Hi Sri,

        Thanks for the reply.

        we are using K8 1.10.2, is cadvisor is bundled in the kubelet .
        How to check that ?


        Thanks,
        Niranjan

        On Tue, Aug 7, 2018 at 7:00 PM, Vasu Srivasthav
        <vasu.srivast...@gmail.com <mailto:vasu.srivast...@gmail.com>>
        wrote:

            Hi,

            Open source tools to monitor K8, Grafana and Prometheus.



            -Sri

            On Tue, Aug 7, 2018, 6:27 AM Niranjan Kolly
            <niranjanko...@gmail.com <mailto:niranjanko...@gmail.com>>
            wrote:

                Hello,

                What are the best open source tools for monitoring and
                alerting K8 cluster .
                Please help me.

-- Regards
                NiranjanKolly

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