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Moving OMV to new hardware
My OMV server failed and would not start so I had to move the data disks, mirrored and system disk to a new PC. This is some lessons learned. Keep it off the LAN For the exercise of moving the disks it seems much easier if you keep the new server off the network until… read more…
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OMV fix accidentally split mirror RAID
I had setup a mirrored RAID in OMV and then the PC hardware, not the disks I should emphasize, failed and I needed to move the system disk and two data disks to other hardware. Because I decided to test each disk separately this broke the mirror and in OMV I now saw: Work off… read more…
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MythTV on CentOS 7
MythTV is the best Open Source media recording application MythTV Wiki This article follows the path I traveled when setting up a new MythTV server running on CentOS 7. The setup I followed in setting up the host is detailed firstly in CentOS 7 base VM for WordPress and MythTV then in CentOS 7 VM for WordPress… read more…
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Replacing a system disk in Open Media Vault
Fortunately Open Media Vault, OMV, emails warnings when disks are failing. This is also true for the system disk. I have been getting warnings my old system disk is failing and this is what I did to fix it. First shutdown the PC and disconnect the RAID disks – just to ensure you don’t do… read more…
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Hard disk SMART monitoring and alerts in OMV
All modern hard drives come with SMART, Self-Monitoring, Analysis, and Reporting Technology, which in essence allows you to monitor the status of your disks and if they have any errors. This will often alert you to dangerous situations where you have a disk that might be failing. SMART is not always going to save you… read more…
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Replacing faulty drive in OMV
I have a OMV box with two disks in RAID 1, mirroring, with one disk failing. This post describes the process. Write down, on paper, the serial number of the failing disk. If you are like me all your disks may well be the same brand/model, so serial number is important. Removing the failing disk… read more…
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Scheduling a task in Open Media Vault
I need to run some scripts every night to move some files around in OMV. I want something that simple and easy to maintain and more or less stock standard. There are probably many variations on how this could be done but this is how I chose to do it. Before we start it is… read more…
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DNS problems, email notifications not being sent
I had a working Open Media Vault system with notifications going out and then it stopped. OMV runs on Debian. In the log I started seeing: The actual error was: postfix/error[1443]: 1D96741676: to=<joe.blogs@domain.com>, relay=none, delay=175894, delays=175853/41/0/0.24, dsn=4.4.3, status=deferred (delivery temporarily suspended: Host or domain name not found. Name service error for name=send.xtra.co.nz type=MX: Host not… read more…
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OMV.data.Store.ImplicitModel-ext-1057-7 error adding a RAID disk
I have been trying to add a single mirrored disk to Open Media Vault and been getting: In my case the new disk was created using a Debian live USB disk. I think this was the problem. So I booted to OMV and looked at the mdadm config file in Debian: # mdadm.conf # #… read more…
Open Media Vault
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