7.2. Enabling Stream Control Transmission Protocol (SCTP)

Procedure

1. Create a file named load-sctp-module.yaml that contains the following YAML definition:

   apiVersion: machineconfiguration.openshift.io/v1
   kind: MachineConfig
   metadata:
     labels:
       machineconfiguration.openshift.io/role: worker
     name: load-sctp-module
   spec:
     config:
       ignition:
         version: 2.2.0
       storage:
         files:
           - contents:
               source: data:,
               verification: {}
             filesystem: root
             mode: 420
             path: /etc/modprobe.d/sctp-blacklist.conf
           - contents:
               source: data:text/plain;charset=utf-8,sctp
             filesystem: root
             mode: 420
             path: /etc/modules-load.d/sctp-load.conf

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2. To create the MachineConfig object, enter the following command:

   $ oc create -f load-sctp-module.yaml

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3. Optional: To watch the status of the nodes while the MachineConfig Operator applies the configuration change, enter the following command. When the status of a node transitions to Ready, the configuration update is applied.

   $ oc get nodes

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