Preparing the 5105-22E, 9008-22L, 9009-22A, 9009-22G, 9223-22H, or 9223-22S system for operation after removing and replacing a disk drive or solid-state drive (SSD)

To prepare the system for operation after you replace a disk drive or solid-state drive (SSD), complete the steps in this procedure.

Procedure

Ensure that you have the electrostatic discharge (ESD) wrist strap on and that the ESD clip is plugged into a ground jack or connected to an unpainted metal surface. If not, do so now.
Did you replace drives inside the system?
- Yes: Go to step 3.
- No: Go to step 4.
If you replaced a drive inside the system, complete the following steps:
1. Close any open hinged access doors (A) on the air baffles.
  
  Figure 1. Closing the hinged access doors on the air baffles in the 5105-22E, 9008-22L, 9009-22A, 9009-22G, 9223-22H, or 9223-22S system
2. Slide the service access cover (A) onto the system unit.
3. Close the release latch (B) by pushing it in the direction shown.
  
  Figure 2. Installing the service access cover
4. Unlock the blue rail safety latches (A) by pushing them inward.
5. Push the system unit (B) back into the rack until both release latches of the system unit lock into position.
  Ensure that the cable management arms can move freely. Ensure that the cables at the rear of the unit do not catch or bind as you push the unit into the operating position.
  Figure 3. Placing the system into the operating position
Choose from the following options:
1. If your system is powered off, continue with step 5.
2. If your system is powered on, continue with step 8.
Using your labels, reconnect the power cords (A) to the system unit.
Fasten the power cords to the system using the hook-and-loop fasteners (B) as shown in Figure 4.
Figure 4. Connecting the power cords
If applicable, close the rack door at the rear of the system.
Start the system. For instructions, see Starting a system.
To configure the newly installed disk drive or SSD, choose one of the following options:
- If the AIX® operating system controls the slot where you installed a new drive, continue with step 9.
- If the IBM® i operating system controls the slot where you installed a new drive, continue with step 12.
- If the Linux® operating system controls the slot where you installed a new drive, continue with step 15.
To use the AIX operating system to configure the drive, choose from the following options:
- If you installed the drive when the system was powered off, when you start the system, the AIX operating system automatically configures the devices in the system when the system is started. Continue with step 17.
- If you installed the drive when the system was powered on, continue with the next step.
To configure the drive with the AIX operating system when you installed the drive when the system was powered on, complete the following steps:
Note: A customer must complete this step.
1. Press the F3 key on the console to return to the SCSI and SCSI RAID Hot Plug Manager menu.
2. Select Configure Added/Replaced Devices and press Enter.
3. When the configuration is complete, press F3 twice to return to the IBM SAS Disk Array Manager menu.
4. Select List SAS Disk Array Configuration and press Enter. The newly installed drive or drives will be shown at the bottom of the list of arrays and drives.
To rebuild the drive, continue with step 17.
If you are using the IBM i operating system, choose from the following options:
- If you installed or replaced a non-configured drive, continue with step 13.
- If you installed or replaced a configured drive, continue with step 25.
To use the IBM i operating system to configure the drive, complete the following steps:
1. To display unconfigured drives, complete the following steps:
  1. If necessary, start System Service Tools (SST) by typing strsst on the command line of the IBM i session, and then press Enter.
  2. Type your service tools user ID and service tools password on the Start Service Tools (STRSST) Sign On display, and then press Enter.
    The service tools password is case-sensitive.
  3. Select Work with Disk Units > Display disk configuration > Display non-configured units. The drives that you installed are listed. The serial numbers must match the serial numbers that you recorded (the last four digits).
    Note: The new drives might take up to five minutes to appear in the list. If the drive is not listed, ensure that the drives were installed properly.
  4. Press F12 twice to return to the Work with Disk Units window.
2. Choose from the following options:
  - To configure a new drive with device-parity protection, go to step 13.c.
  - To configure a new drive with mirror protection, go to step 13.d.
  - To configure a new drive with hot-spare protection, go to step 13.e.
3. To configure a drive with IBM i device-parity protection, complete the following steps:
  1. Select Work with disk configuration > Work with device parity protection.
  2. Select the type of device-parity you want on the set: RAID-5, RAID-6, or RAID-10. Hot-Spare disk protection can also be selected.
    Note: The following conditions must be met before device-parity starts.
    
    Enough drives must be available to create a new parity set.
    
    All drives in a parity set must be the same capacity with a minimum number of two, three, or four drives (depending on RAID level) and maximum of 32 drives in the resulting parity set.
    
    All drives that are attached to an advanced function input/output adapter must be recognized by the system. If not, repeat this step (a-c).
  3. After the conditions are met and device-parity is started, press F12 twice to return to the Work with Disk Units display.
  4. If you have an attached printer, print the configuration list. From the Hardware service manager menu, press F6 (print the configuration). The configuration prints. Save this list for future use.
4. To configure a drive with IBM i mirror-protection, complete the following steps:
  1. Select Work with disk configuration.
  2. Select the option to Add units to auxiliary storage pools (ASPs) and to balance data.
  3. Specify the number of the ASP to which you want to add the drive, and then press Enter. The system ASP is ASP 1. The Confirm Add Units display shows the configuration in your system when the add operation completes.
    Note: If you selected the wrong ASP, press F12 to change your options.
  4. Press F10 to Confirm Add and Balance. The add process takes several minutes to complete. The balancing of the data between the disks in the ASP might take hours to complete. However, the balancing task runs in the background and you can run normal operations.
    Notes:
    
    If the ASP is mirror protected, drives must be added in pairs of the same capacity.
    
    When one or more pairs of drives are added to a mirrored ASP, they automatically become mirror protected.
    
    To start mirrored protection on an ASP, go to the IBM i Knowledge Center website and select the version of the IBM i operating system you are using. Then, use Search to find the Working with mirrored protection topic.
  5. When the message Selected units have been added successfully is shown, press F3 three times and press Enter to return to the Main menu display.
  6. If you have an attached printer, print the configuration list. From the Hardware service manager menu, press F6 (print the configuration). The configuration prints. Save this list for future use.
5. To configure a drive with IBM i hot-spare protection, complete the following steps:
  1. Select Work with disk configuration > Start hot spare. A list of non-configured disk units that can be a Hot-Spare unit under an IOA are displayed.
  2. Select the disk units that you want to set for a Hot-Spare configuration.
  3. If you have an attached printer, print the configuration list. From the Hardware service manager menu, press F6 (print the configuration). The configuration prints. Save this list for future use.
Continue with step 17.
To use the Linux operating system to configure the drive, choose from the following options:
- If you installed the drive when the system was powered off, when you start the system, the Linux operating system automatically configures the devices in the system when the system is started. Continue with step 17.
- If you installed the drive when the system was powered on, continue with the next step.
To configure the drive with the Linux operating system when you installed the drive when the system was powered on, complete the following steps:
1. Type q to return to the IBM Power RAID Configuration Utility menu.
2. Type 1 and press Enter to select Display hardware status.
  The newly-installed drive or drives is shown at the beginning of the list of drives and arrays.
To rebuild the data on the replacement drive, or to recover from a failed or missing array, choose one of the following options:
- If the AIX operating system controls the slot where you replaced a drive, continue with step 18.
- If the IBM i operating system controls the slot where you replaced a drive, continue with step 25.
- If the Linux operating system controls the slot where you replaced a drive, continue with step 27.
To rebuild a drive by using the AIX operating system, complete the following steps:
Notes:
- If a hot-spare drive is available when the drive is moved to the failed state, the AIX operating system will add the hot-spare drive to the array while replacing the failed drive, and the array rebuild operation will start automatically. No additional steps are required. To check the status of the array rebuild operation, continue with step 18.c.
- If you deleted the array previously, continue with step 23.
1. Press the F3 key on the console to return to the SCSI and SCSI RAID Hot Plug Manager menu.
2. When the configuration is complete, press F3 twice to return to the IBM SAS Disk Array Manager menu.
3. Select List SAS Disk Array Configuration.
Choose from the following options:
- If the state of the array is Degraded, continue with step 20.
- If the state of the array is Failed or Missing, continue with step 22.
If the state of the array is Degraded, complete the following steps to change the state of the array to Optimal:
1. Press F3 to return to the IBM SAS Disk Array Manager menu.
2. Select Reconstruct a SAS Disk Array and press Enter.
3. Select the pdisk that you want to reconstruct, which should be the drive that you just installed.
  The array is rebuilt.
To verify the drive, continue with step 28.
If the state of the array is Failed or Missing, delete and recreate the array. Then, restore the data from the backup.

Attention: All data on the disk array will be lost.

To delete the array, complete the following steps:
1. Start the IBM SAS Disk Array Manager. From the AIX Diagnostics, select Task Selection > RAID Array Manager > IBM SAS Disk Array Manager.
2. Select Delete a SAS Disk Array > IBM SAS RAID Controller.
3. Select the disk array to delete.
To recreate the RAID Array and restore data from the backup, complete the following steps:
1. Select Create an IBM SAS Disk Array.
2. Select the IBM SAS RAID Controller on which you want to create an array.
3. Select the RAID level for the array. For more information about selecting an appropriate RAID level, see Supported RAID levels.
4. Select the stripe size in kilobytes for the array. For more information about the stripe-size parameter, see Stripe-unit size.
5. Select the disks that you want to use in the array according to the requirements displayed on the screen and press Enter.
  
  Note: To reduce the creation time of the new array, format and zero the drives using the Create an Array Candidate pdisk and Format to RAID block size function before creating the new array.
  
  Data must be restored from a backup disk. The disk array can be added to a volume group. Logical volumes and file systems can also be created. Use the standard AIX procedures to complete these tasks, and use the array in the same way that you would use any hdisk.
To verify the drive, continue with step 28.
To rebuild a drive by using the IBM i operating system, complete the following steps:
1. If necessary, start System Service Tools (SST) by typing strsst on the command line of the IBM i session, and then press Enter.
2. Type your service tools user ID and service tools password on the Start Service Tools (STRSST) Sign On display. Press Enter.
  The service tools password is case-sensitive.
3. Select Work with disk units > Work with disk unit recovery.
4. Choose from the following options:
  - If the drive you are rebuilding had device-parity protection (RAID), complete the following steps:
    1. Select Rebuild disk unit data and select 1 to rebuild the drive that you removed. The rebuild process might take several minutes to complete.
    2. Press F5 to refresh the display until the Percent complete shows 5%.
    3. When the display shows at least 5% complete, you can either continue to monitor this display to completion, or press F3 three times and press Enter to exit SST.
  - If the drive you are rebuilding had mirrored protection, complete the following steps:
    1. Select Replace configured unit and press Enter.
    2. Select the configured drive that you are exchanging (suspended drive) and press Enter.
    3. Select the drive that you installed on the Select Replacement Unit display and press Enter. This drive has a non-configured status.
      Note: In some cases, it might take several minutes for a new drive to display. Repeat these steps until the new drive is shown.
    4. Press Enter to confirm your choice for replacement. The replacement process might take several minutes to complete.
    5. Press F3 (Exit) to return to the Work with disk units display.
    6. Select Display disk configuration > Display disk configuration status. Mirrored status shows Resuming. When complete, the mirrored status shows Active. This process might take several minutes to complete. You can either monitor this display to completion, or press F3 (Exit) three times, and then press Enter to return to the IBM i main menu.
To verify the drive, continue with step 28.
To rebuild a drive by using the Linux operating system, complete the following steps:
1. Log in as root user.
2. Type iprconfig on the command line of the Linux session and press Enter.
3. Select Work with disk unit recovery > Rebuild disk unit data.
4. Type 1 (Rebuild) next to the drive you want to rebuild and press Enter.
  Note: Completing a rebuild on a drive overwrites the data currently on the drive.
5. To confirm that you want to rebuild the data on the drive, press Enter. A message is shown when the rebuild starts. The rebuild process might take several minutes to complete.
Verify the installed part.
- If you replaced the part because of a service action, verify the installed part. For instructions, see Verifying a repair.
- If you installed the part for any other reason, verify the installed part. For instructions, see Verifying the installed part.