Important

Helios features are now enabled during weekly update windows and are no longer directly tied to SingleStore engine releases. Refer to the release notes to view the latest features available in your Helios cluster.

MV_SYSINFO_MEM

This view describes the total memory usage breakdown of SingleStore Helios and other processes.

Column name	Description
`node_id`	The ID of the node.
`ip_addr`	The IP address of the node.
`port`	The port on which the node is listening.
`type`	`MA`, `Leaf`, or `CA`
`host_total_b`	The memory available on the physical host.
`host_used_b`	The total memory used on the physical host.
`cgroup_total_b`	The memory limit for the SingleStore Helios `node_id` based on its cgroup membership.
`cgroup_used_b`	The memory used by all processes of SingleStore Helios cgroup.
`memsql_b`	The memory used by SingleStore Helios process specified by `node_id`.
`timestamp_ns`	The time when the data was received.

Last modified: August 29, 2022

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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.

(Optional) Run the following command to view the associated signature files.
Shell
```
curl undefined
```
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.
  Shell
```
curl -O undefined
```

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

Shell

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