Archive

Posts Tagged ‘Raid Configuration’

Attaching another drive while doing a RAID change on a Mac can reformat the second drive

October 21st, 2009 Comments off

Problem:
Attaching another drive while doing a RAID change can reformat the second drive.

Cause:
If the second drive is assigned the same unix device name that was assigned to the RAID device before it was dismounted from the system, the second drive will be reformatted.

Solution:
External drives should not be removed or attached during a RAID change operation.

I have a SCSI RAID controller and the drives keep dropping offline.

August 13th, 2009 Comments off

SCSI Raid Controller I have a SCSI RAID controller and the drives keep coming up marked dead/off-line. I can return the drives on-line again, but why is this happening and what can I do to fix it?

Drive randomly marked dead (off line) by SCSI controller.

There are many reasons why a SCSI controller or operating system marks one or more drives off line. Here is a list of common issues, likely to cause a drive to be remarked off line–dead.

It’s important to make sure the cabling, termination, and drive enclosure hardware is suitable based on SCSI specification–or as required by your configuration. Use the…

Driver not found for additional promise device listed when loading Maxtor SATA controller driver

August 5th, 2009 Comments off

After installing the SATA card and booting into Windows, the Add Hardware Wizard will prompt for loading a driver for a "storage adapter". This process is similar to loading the drivers for the ATA/133 card and should be successful when you point the wizard to the Maxtor SATA drivers, wherever they are located on the machine.

Once complete, the Add Hardware Wizard will prompt again to load driver support for a "Promise SATA Console Processor Device". You won’t be able to load a driver for this device so just ignore it. Cancel the Add Hardware Wizard.

 

Drive not found

After this is done, the Device…

I have a PCI SCSI RAID controller and the drives go offline during heavy loads

August 5th, 2009 Comments off

The most common reason for drives being marked offline is cabling/termination issues. Make sure the cabling is of the highest quality (twisted pair or Teflon ribbon) that’s within SCSI specifications as to maximum bus length, impedance matching, and maximum allowed devices.
For best results, use a system level SCSI terminator (LVD/SE) on the end of the cable, instead of using the last drive for termination. Make sure the hard drives are set to provide SCSI Termination Power, if supported. Rarely is drive firmware an issue more often a SCSI controller BIOS or ASPI driver update.

Try the following troubleshooting steps:

  1. Check all…

After changing RAID modes, the Download and Public shares are no longer available

August 2nd, 2009 Comments off

Problem:
After changing RAID modes, the Download and Public shares are sometimes not available. This is an intermittent problem, typically when changing to SPAN mode.

Cause:
This is a firmware issue, and will be fixed in a follow-on release.

Solution:
As a workaround, restore the system to factory defaults, and then select the new RAID mode.

Why can’t my OneTouch III Turbo 600GB drive be configured with a RAID 1 (Mirrored) volume?

July 28th, 2009 Comments off

The intial release of the OneTouch III Turbo 600GB Drive were available with a RAID 0 (Striped) volume only. Products in question that solely possess RAID 0 capability have a Kit Number that starts with "G0".

Later releases of the OneTouch III Turbo 600GB are available with RAID 0/1 capabilities. 600GB products with RAID 1 functionality have Kit Numbers that start with "C0". All OneTouch III Turbo 1TB models are avaible with RAID 0/1 capability.

While it’s not possible to determine if a OneTouch III Turbo 600GB Drive has RAID 0/1 capabilities based on its model number or serial number, and you may…

How to configure a RAID 1 volume on OneTouch III Turbo Edition 1TB Drive in Windows?

July 28th, 2009 Comments off

OneTouch III Turbo The following are the steps necessary to configure a RAID 1 (mirrored) volume on your OneTouch III Turbo 1TB drive:

Note: Currently only the OneTouch III Turbo 1TB (Terabyte) drives provide RAID 1 (Mirrored) support. Configuring a RAID volume is a data destructive process. It is strongly recommended that you backup any/all data on your OneTouch III Turbo drive before proceeding.

  1. Double-click on the Maxtor OneTouch Manager icon on your Windows Desktop. This will launch the Onetouch Manager application.  
    Note: If this icon has been removed from the desktop, click Start > Programs (All Program for Windows XP) > Maxtor > OneTouch > Maxtor OneTouchT Manager
  2. Click on the Settings button.…

Maxtor OneTouch III Turbo 600GB Drive Models only available in a RAID 0 Configuration

July 24th, 2009 Comments off

Why can’t my OneTouch III Turbo 600GB drive be configured with a RAID 1 (Mirrored) volume?

The intial release of the OneTouch III Turbo 600GB Drive were available with a RAID 0 (Striped) volume only. Products in question that solely possess RAID 0 capability have a Kit Number that starts with "G0".

Later releases of the OneTouch III Turbo 600GB are available with RAID 0/1 capabilities. 600GB products with RAID 1 functionality have Kit Numbers that start with "C0". All OneTouch III Turbo 1TB models are avaible with RAID 0/1 capability.

While it’s not possible to determine if a OneTouch III Turbo…

How to Setup a RAID 1 (Mirrored) volume on a OneTouch III Turbo Editon 1TB Drive

July 24th, 2009 Comments off

How do I configure a RAID 1 volume on my OneTouch III Turbo Edition 1TB Drive in Windows?

The following are the steps necessary to configure a RAID 1 (mirrored) volume on your OneTouch III Turbo 1TB drive:

Currently only the OneTouch III Turbo 1TB (Terabyte) drives provide RAID 1 (Mirrored) support. Configuring a RAID volume is a data destructive process. It is strongly recommended that you backup any/all data on your OneTouch III Turbo drive before proceeding.

  1. Double-click on the Maxtor OneTouch Manager icon on your Windows Desktop. This will launch the Onetouch Manager application.  
    If this icon has been removed…

Can I configure the NAS 4000 Series without RAID 5?

July 24th, 2009 Comments off

I don’t need the redundancy of RAID five and want more usable disk space. Can I configure the NAS 4000 Series without RAID 5?

Yes, you can the NAS 4000 Series for JBOD (just a bunch of disks), spanned, spanned and mirrored, or striped disk configurations.

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