Network Settings

This section provides you with network settings information that you can change for your Exasol instance on Google Cloud Platform. You can make these changes using EXAoperation.

Do the following to make changes in the network settings:

  1. Log in to EXAoperation using your system administrator account.
  2. Select ConfigurationNetwork.

  3. Click the Edit button in the System tab. You can edit the following parameters:
    System PropertyValue
    Cluster NameSet the name of the cluster.
    License Server NodeName of the node operating as the license server (management node).
    Public Network AddressIPv4 subnet address for the data nodes
    Default GatewayIPv4 address of the subnet gateway for the data nodes
    NTP ServerIPv4 address of the NTP server/s for the cluster 
    DNS ServerOptional - set the DNS server(s)
    Search DomainOptional - set the search domain for the cluster
    Time ZoneTime zone the cluster will run in. On the first start-up of the database, the time zone will also be used for the database.
    OS Memory per Node (GiB)

    Specifies the amount of memory dedicated to the OS, and which Exasol cannot use.To know more about it, see Specify OS Memory Swap for Cluster Node(s).

    Set this to 10% of each data node's main memory (for example, 192GiB per node -> 19GiB OS Memory).

    Disable unencrypted EXAoperation Interfaces

    Disables HTTP for EXAoperation and FTP for cluster internal SDFS (Storage Distributed File System) archive volumes.

    Disable Backup Download Interfaces

    Disables the possibility to download backup files from a cluster internal SDFS (Storage Distributed File System) archive volume

    Disable MAC Address ChecklistDisables checking MAC addresses when the nodes boot up. Checking this option will also disable reordering of network interfaces.
    Disable BroadcastsCheck this option if the network does not allow broadcasts.
    MTUMaximum Transmission Unit for the network. You can set this for the private and public networks.
  4. Click Apply to save your changes.