Cloudera Docs

Identify cluster version details

Identify your Data Lake and cluster’s version, Data Lake, , and FreeIPA image version and operating system (OS) type, and Data Lake shape.

Your upgrade path to versions 7.2.18 or 7.3.1 may depend on the current version, image version, and OS of your cluster. recommends that you identify your version information as follows:

  1. Identify cluster’s Cloudera Runtime version
  2. Identify cluster’s image version, image creation date, OS type
  3. Identify Data Lake shape

Identify cluster’s version

Follow these instructions to identify your Data Lake and ’s version. You should follow these steps separately for each cluster.

Steps

  1. In the , navigate to the details page of the Data Lake or cluster that you would like to upgrade.

  2. In the Info section find the field called “Runtime version”:

Get the version of your Data Lake from the CDP CLI by using the following command:

cdp datalake describe-datalake --datalake-name <DL-NAME>

Get the version of your from the CDP CLI by using the following command:

cdp datahub describe-cluster --cluster-name <DH-NAME>

The version information is displayed in the following format:

7.2.17-1.cdh7.2.17.p200.46967063

The highlighted digits show the current version and the number after p indicates the current Service Pack version. In the above example, the cluster is using version 7.2.17.200.

Identify cluster’s image version, image creation date, OS type

Follow these instructions to identify Data Lake and image version and OS type. You should follow these steps separately for each cluster.

Steps

  1. In the , navigate to the details page of the Data Lake or cluster that you would like to upgrade.

  2. Scroll down to access the left navigation pane.

  3. From the left navigation pane, select Image Details:

  4. You will see information similar to the following: 

    Image Id: ami-0e95ecddb7fc75ea8
Image Catalog Url: https://cloudbreak-imagecatalog.s3.amazonaws.com/v3-prod-cb-image-catalog.json
Image Creation Date: Jan 9, 2024
OS Type:redhat7
Version: 7.2.17

    Under OS Type:

    • If you see “redhat7”, your cluster is using a CentOS 7 OS image. This is a known issue.

    • If you see “redhat8”, your cluster is using a RHEL 8 OS image.

    Clicking on image ID will redirect you to the image catalog and provide you with further information, including the actual OS Type:

Get Data Lake’s image version from the CLI by using the following command:

cdp datalake upgrade-datalake --show-latest-available-image-per-runtime --datalake-name <DL-NAME>

Get cluster’s image version from the CDP CLI by using the following command:

cdp datahub upgrade-cluster --show-latest-available-image-per-runtime --cluster-name <DH-NAME>
The output of this command looks like this, providing you with the OS information: 
{
 "targetImage": {
 "catalog": "https://cloudbreak-imagecatalog.s3.amazonaws.com/v3-prod-freeipa-image-catalog.json",
 "id": "a5b2580e-7487-4ee6-a80f-d991fa00cd13",
 "os": "redhat8",
 "imageName": "ami-0935d849de6a25e45",
 "date": "2024-01-09"
 },
 "originalImage": {
 "catalog": "https://cloudbreak-imagecatalog.s3.amazonaws.com/v3-prod-freeipa-image-catalog.json",
 "id": "e1f92688-3773-47dd-89ff-561933540108",
 "os": "centos7",
 "imageName": "ami-0db1b7000c8a27fd4",
 "date": "2023-11-22"
 },
 "operationId": "3a50f30f-33f3-4f81-b9bb-30c119023ff0"
}

Follow these instructions to identify FreeIPA OS type.

Steps

  1. In the , navigate to the environment details page,.
  2. Click on the FreeIPA tab.
  3. In the Nodes tab (which is open by default), expand one section corresponding to an instance ID.
  4. Under Image Details, you can find the OS Type:

Identify Data Lake shape

Follow these instructions to identify Data Lake’s shape.

  1. In the , navigate to the details page of the Data Lake that you would like to upgrade:

  2. Find the Scale field. There are three possible values: “Light Duty”, “Medium Duty HA” and “Enterprise Data Lake”.

Get the Data Lake shape from the CDP CLI by using the following command:

cdp datalake describe-datalake –datalake-name <DL-NAME>

Find the “scale” field in the output of this command. There are three possible values: “Light Duty”, “Medium Duty HA” and “Enterprise Data Lake”.