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| ==Recovering SME Server with lvm drives== | | ==Recovering SME Server with lvm drives== |
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| + | The purpose of this howto is to give to you the abilities to access to your data if the SME Server 8 is broken and can't start in a normal way. |
| + | you have several methods below, but all are done on a default Raid over LVM, therefore you might need to adapt to your configuration, if necessary. |
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− | ==Method A with SystemRescueCd==
| + | If your issue concerns a grub issue, you should look to this [[Grub|wiki page]] |
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− | {{note box| We go to work with [http://www.sysresccd.org/SystemRescueCd_Homepage SystemRescueCd] wich is a Linux system rescue disk available as a bootable CD-ROM or USB stick for administrating or repairing your system and data after a crash.[http://www.sysresccd.org/Download Download]. The goal is to get mounted your logical volumes on /mnt where you can save them on a usb disk.}} | + | |
| + | ===Method with the official SME Server CDROM === |
| + | I presume that your SME Server is on a RAID over LVM, otherwise you will have to adapt this HOWTO. |
| + | |
| + | * start the system with your official SME Server CDROM |
| + | * give at prompt : '''linux rescue''' |
| + | * set your language and your keyboard |
| + | * set to '''no''' the start of network interfaces |
| + | * set to '''continue''' the question about how the system is mounted in /mnt/sysimage |
| + | * set to '''ok''' |
| + | * give at prompt : |
| + | chroot /mnt/sysimage |
| + | su - |
| + | |
| + | Now you have successfully mounted your LVM and you are able to read your data in a chroot environment, you can save them on a usb disk |
| + | |
| + | * to exit |
| + | exit |
| + | exit |
| + | halt |
| + | |
| + | ===Method with SystemRescueCd=== |
| + | |
| + | {{note box| We go to work with [http://www.sysresccd.org/SystemRescueCd_Homepage SystemRescueCd] which is a Linux system rescue disk available as a bootable CD-ROM or USB stick for administrating or repairing your system and data after a crash.[http://www.sysresccd.org/Download Download]. The goal is to get mounted your logical volumes on /mnt where you can save them on a usb disk.}} |
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| start the system with your system rescue cd or you usb stick, choose your keyboard settings | | start the system with your system rescue cd or you usb stick, choose your keyboard settings |
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| lvdisplay | | lvdisplay |
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− | Now you have successfully mounted your LVM and able to read your data on /mnt/recover, you can save them on a usb disk with the file browser for example. | + | Now you have successfully mounted your LVM and you are able to read your data on /mnt/recover, you can save them on a usb disk with the file browser for example. |
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− | ==Method B== | + | ===Method === |
| Let’s try starting the raid and see what we get: | | Let’s try starting the raid and see what we get: |
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| user@user-desktop:~$ | | user@user-desktop:~$ |
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− | ==Method C== | + | ===Method with a ubuntu Cdrom=== |
| based on http://www.linuxjournal.com/article/8874?page=0,0 | | based on http://www.linuxjournal.com/article/8874?page=0,0 |
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