In order for the NetMAX system to use a secondary drive as a "mirror" of
the main system drive, a few conditions must be met:
- The mirror disk should be identical to the systems disk, this usually
means using the same model of disk.
- The mirror disk must be blank; unpartitioned and unformatted.
- Pre-partitioned disks must have all partitions deleted using a tool
such as the "fdisk" command.
- NOTE: The disk mirroring process happens at 4:00, 8:00,and 12:00 AM/PM.
In order for NetMAX to treat a secondary drive as extra storage, and not use it for mirroring, do the
following. On a system which has the NetMAX product installed:
- Install the drive in the slot for secondary drives.
- NOTE: Do not install the drive at one of the designated mirroring times.
- Power on the machine.
- Access the administrative page for the server. (e.g. https://172.16.0.1:5150)
- Access HOME|Sharing|File Sharing.
- Click the Volumes tab.
- Click the CREATE button.
- Supply the Name and Description.
- Click the SELECT button.
- Select the row corresponding to the "hdb" device.
- OK this selection back to the Volumes Creation page.
- Specify the size of the new volume to be created.
- Click STORE.
- Click COMMIT.
- Click COMMIT.
- After the commit process has finished, the disk will now be available
as storage.
- NOTE: The secondary disk will show up under NetMAX as /dev/hdb.
Another solution to prevent the mirroring of data is to rename the file
/usr/netmax/bin/disk_sync.pl to something else, for instance /usr/netmax/bin/disk_sync.pl-old.
This is a somewhat imperfect solution in that you will have to rename this file every time
you install an SG20 or SG10 update package, since the file will be recreated after the update is installed.
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