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Warning

SingleStore 9.0 gives you the opportunity to preview, evaluate, and provide feedback on new and upcoming features prior to their general availability. In the interim, SingleStore 8.9 is recommended for production workloads, which can later be upgraded to SingleStore 9.0.

memsql.cnf

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The memsql.cnf file stores engine variables whose values are loaded when a node starts. This file is a compatible extension of MySQL’s my.cnf file.

Remarks

This file is usually located in a SingleStore node’s base directory, /var/lib/memsql/<unique_ID>/memsql.cnf.

To determine memsql.cnf’s path on a node:

If you receive an error that memsql.cnf is missing, make sure the permissions are set correctly for this file. By default, the memsql user must have access to it.

Caution

You should not update the memsql.cnf file directly. Instead, use the methods described in the engine variables overview to set engine variables whose values you want to be loaded when a node starts.

Last modified: August 1, 2024

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Verification instructions

Note: You must install cosign to verify the authenticity of the SingleStore file.

Use the following steps to verify the authenticity of singlestoredb-server, singlestoredb-toolbox, singlestoredb-studio, and singlestore-client SingleStore files that have been downloaded.

You may perform the following steps on any computer that can run cosign, such as the main deployment host of the cluster.

  1. (Optional) Run the following command to view the associated signature files.

    curl undefined

  2. Download the signature file from the SingleStore release server.

    • Option 1: Click the Download Signature button next to the SingleStore file.

    • Option 2: Copy and paste the following URL into the address bar of your browser and save the signature file.

    • Option 3: Run the following command to download the signature file.

      curl -O undefined

  3. After the signature file has been downloaded, run the following command to verify the authenticity of the SingleStore file.

    echo -n undefined |
        cosign verify-blob --certificate-oidc-issuer https://oidc.eks.us-east-1.amazonaws.com/id/CCDCDBA1379A5596AB5B2E46DCA385BC \
          --certificate-identity https://kubernetes.io/namespaces/freya-production/serviceaccounts/job-worker \
          --bundle undefined \
          --new-bundle-format -
    Verified OK