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NetApp AFF A900 Manual
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NetApp AFF A900 Manual

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Boot media
ONTAP Systems
NetApp
May 13, 2022
This PDF was generated from https://docs.netapp.com/us-en/ontap-
systems/a900/bootmedia_replace_overview.html on May 13, 2022. Always check docs.netapp.com for
the latest.

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Summary of Contents for NetApp AFF A900

  • Page 1 Boot media ONTAP Systems NetApp May 13, 2022 This PDF was generated from https://docs.netapp.com/us-en/ontap- systems/a900/bootmedia_replace_overview.html on May 13, 2022. Always check docs.netapp.com for the latest.

  • Page 2: Table Of Contents

    A900..........  Remove the controller, replace the boot media, and transfer the boot image - AFF A900 ....

  • Page 3: Boot Media

    Boot media Replace the boot media - AFF A900 The boot media stores a primary and secondary set of system (boot image) files that the system uses when it boots. Depending on your network configuration, you can perform either a nondisruptive or disruptive replacement.
  • Page 4 NVE, proceed to shut down the controller. ONTAP 9.6 and later Before shutting down the impaired controller, you need to verify whether the system has either NetApp Volume Encryption (NVE) or NetApp Storage Encryption (NSE) enabled. If so, you need to verify the configuration.
  • Page 5 Restored yes: a. Restore the external key management authentication keys to all nodes in the cluster: security key-manager external restore If the command fails, contact NetApp Support. mysupport.netapp.com b. Verify that the column equals for all authentication keys: Restored...
  • Page 6 Key Manager external Restored yes: a. Enter the onboard security key-manager sync command: security key-manager external sync If the command fails, contact NetApp Support. mysupport.netapp.com b. Verify that the column equals for all authentication keys: Restored security key- manager key-query c.

  • Page 7: Shut Down The Impaired Controller - Aff A900

    OKM. g. Return to admin mode: set -priv admin h. You can safely shut down the controller. Shut down the impaired controller - AFF A900 Shut down or take over the impaired controller using the appropriate procedure for your configuration.
  • Page 8 About this task • If you are using NetApp Storage Encryption, you must have reset the MSID using the instructions in the “Returning SEDs to unprotected mode” section of the ONTAP 9 NetApp Encryption Power Guide. ONTAP 9 NetApp Encryption Power Guide •...
  • Page 9 If the impaired controller is Then… displaying… System prompt or password Take over or halt the impaired controller from the healthy prompt (enter system password) controller: storage failover takeover -ofnode impaired_node_name When the impaired controller shows Waiting for giveback…, press Ctrl-C, and then respond y.

  • Page 10: Remove The Controller, Replace The Boot Media, And Transfer The Boot Image - Aff A900

    Ctrl-C, and then respond y. Remove the controller, replace the boot media, and transfer the boot image - AFF A900 You must remove and open the controller module, locate and replace the boot media in the controller, and then transfer the image to the replacement boot media.
  • Page 11 Cam handle release button Cam handle 4. Rotate the cam handle so that it completely disengages the controller module from the chassis, and then slide the controller module out of the chassis. Make sure that you support the bottom of the controller module as you slide it out of the chassis.
  • Page 12 5. Place the controller module lid-side up on a stable, flat surface, press the blue button on the cover, slide the cover to the back of the controller module, and then swing the cover up and lift it off of the controller module.
  • Page 13 Press release tab Boot media 2. Press the blue button on the boot media housing to release the boot media from its housing, and then gently pull it straight out of the boot media socket. Do not twist or pull the boot media straight up, because this could damage the socket or the boot media.
  • Page 14 • A copy of the same image version of ONTAP as what the impaired controller was running. You can download the appropriate image from the Downloads section on the NetApp Support Site ◦ If NVE is enabled, download the image with NetApp Volume Encryption, as indicated in the download button.

  • Page 15: Boot The Recovery Image - Aff A900

    Halt to return to Maintenance mode: halt The changes will be implemented when the system is booted. Boot the recovery image - AFF A900 You must boot the ONTAP image from the USB drive, restore the file system, and verify the environmental variables.
  • Page 16 If your system has… Then… A network connection a. Press when prompted to restore the backup configuration. b. Press when prompted to overwrite /etc/ssh/ssh_host_ecdsa_key. c. Press when prompted to confirm if the restore backup was successful. d. Press when prompted to the restored configuration copy. e.
  • Page 17 If your system has… Then… No network connection and is in a a. Press when prompted to restore the backup configuration. MetroCluster IP configuration b. Reboot the system when prompted by the system. c. Wait for the iSCSI storage connections to connect. You can proceed after you see the following messages: date-and-time [node- name:iscsi.session.stateChanged:notice]:...

  • Page 18: Post Boot Media Replacement Steps For Okm, Nse, And Nve - Aff A900

    Once environment variables are checked, you must complete steps specific to restore Onboard Key Manager (OKM), NetApp Storage Encryption (NSE) and NetApp Volume Encryption (NVE). 1. Determine which section you should use to restore your OKM, NSE, or NVE configurations: If NSE or NVE are enabled along with Onboard Key Manager you must restore settings you captured at the beginning of this procedure.
  • Page 19 If the console displays… Then… The LOADER prompt Boot the controller to the boot menu: boot_ontap menu Waiting for giveback…. a. Enter at the prompt Ctrl-C b. At the message: Do you wish to halt this node rather than wait [y/n]? , enter: c.
  • Page 20 command. -only-cfo-aggregates true ◦ If the command fails because of a failed disk, physically disengage the failed disk, but leave the disk in the slot until a replacement is received. ◦ If the command fails because of an open CIFS session, check with the customer how to close out CIFS sessions.
  • Page 21 Restore NSE/NVE on systems running ONTAP 9.6 and later 1. Connect the console cable to the target controller. 2. Use the boot_ontap command at the LOADER prompt to boot the controller. 3. Check the console output: If the console displays… Then…...

  • Page 22: Return The Failed Part To Netapp - Aff A900

    -node local command. -auto-giveback true Return the failed part to NetApp - AFF A900 Return the failed part to NetApp, as described in the RMA instructions shipped with the kit. See the Part Return & Replacements page for further information.
  • Page 23 NetApp. The use or purchase of this product does not convey a license under any patent rights, trademark rights, or any other intellectual property rights of NetApp.