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    Boosting network performance for windows guests (virtio drivers and registry changes)

    Re: Boosting network performance for windows guests (virtio drivers and registry chan Thanks for the hint, Tom. I just tried, on a windows 2003 R2 SP2 machine and I obtained the same results. ~180 Mbit/sec before, 986 Mbits/sec after. Impressive ! I had to create the registry keys. Alain
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    Disk unbootable after qmrestore!

    yes, you're right, if you had not enough place for your snapshot, backup should have failed... I think you are not far from succeeding. You were able to setup VMs, your backup succeeded, qmrestore don't work. I don't think 'qm start 501' will show anything interesting. From your screen copy...
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    Disk unbootable after qmrestore!

    In a standard Proxmox installation, the files should be in '/var/lib/vz/images/501'. Do you see your image files there ? Or do you use one logical volume per machine ? I think it could fool qmrestore... Did you try 'qm start 501' on the console. All you showed is a VNC screen copy, so perhaps...
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    Disk unbootable after qmrestore!

    There is something strange in your configuration. qmretore use by default the storage 'dev/VolProxmoxw'. You did not provide the option '-storage' to define another storage... In a standard Proxmox installation, you have volume group 'pve', and logical volume 'data', so the default storage...
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    Disk unbootable after qmrestore!

    Perhaps you can try 'qm start 101' and see what error message you get ? It happened to me that I previously configured a VM with an iso image as CDROM (to install it), and that I removed the iso afterwards. It did not find the iso and refused to start. Once I removed the iso in the...
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    I need some advice about SAN/LUN Fibre channel configuration

    I have to add that I don't know if the same scheme apply for Fiber Channel as for iSCSI. I don't think it is possible to manage Fiber Channel storage through Promox web interface... Alain
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    I need some advice about SAN/LUN Fibre channel configuration

    I use KVM both for Linux and windows. But people say, and this is surely true, that an OpenVZ VM consumes less ressources than a KVM VM. So you can add more on the same server (in my opinion, it could be dangerous, if the host fails...). OpenVZ can only "virtualize" linux machine, as it is a...
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    RealVNC on W2K3 Guest

    Hi, Just use Remote Desktop, it is the easiest way. Go in Computer, right click, properties, remote use tab, check 'Allow user to connect remotely', and 'choose the remote users'. You have nothing to install... (but RealVNC should work also, if Firewall allows it...). Alain
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    Another VZDump backup problem: Input/Output error

    Dietmar, I had another backup "hang" yesterday, that is a dat file is created, but the tar archive is never created. And I did add in updatedb.conf '/tmp' in prunepaths. So I think it is anyway not the solution. It hang on a rather big VM, three disks of 40 GB, 5 GB, and 6 GB. It is almost...
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    what to do?

    Hello ressel, I did not know that you were doing a remote upgrade/install. In such case, I much prefer to be near the server... Perhaps I would have done the upgrade to 1.6 before rolling back the VMs, because you will have to stop your machines and reboot... But glad that it seems to work...
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    Another VZDump backup problem: Input/Output error

    It seems to have resolved my backup issues as well. It happened very often that one VM (big one in fact) was not ending backup. I had to kill the process, then vzdump resumes to the next VM. Since I made the change three days ago, I did not see any failure in my backups. I don't know how you...
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    what to do?

    The safer mode, for example if you have databases, is to stop the VM, and then backup it. But it can take some times, depending on your VMs size. If I was you, I would test the restore process of at least one VM, the least important to begin (if you restore on the same host or cluster, you have...
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    No Network connection Windows 2008 guest

    Hi afugone, I already had a similar problem with win 2003 R2. Device manager shows e1000 working, but in fact it is not. Tom suggested to install the latest driver from Intel site. See ...
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    Filesystem and SSD optimizations for the next version of Proxmox

    Would it be possible to have it as an option for people using only KVM ? Thanks Alain
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    Cluster Backup How to for a newbie

    Hi Bru, In the Web GUI, click on 'Storage', then on the arrow left to 'Storage List', and add your server B as NFS storage. Then for your backup select the storage you just created. See : http://pve.proxmox.com/wiki/Backup_-_Restore_-_Live_Migration Hopes that helps. Alain
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    this CPU not supported KVM VM ? but ....!

    Virtualization is almost always disabled in BIOS. Did you look in BIOS to enable it ? Alain
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    Server Time slows down

    I don't know why your server is loosing time so quickly, perhaps a battery or frequency problem of your clock on the motherboard ? For the NTP server, test with npdate if it is indeed reachable... Alain
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    Server Time slows down

    Hi karlos, It is not sufficient to install the ntp service. You have to configure it in /etc/ntp.conf. In default configuration, you have : ..... # You do need to talk to an NTP server or two (or three). #server ntp.your-provider.example .... Provide here the adddress of a valid NTP server...
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    Problem with backups. Ever growing dat file.

    Thanks for the hint, I will look at that. Yes, I can perhaps set up my own backups using rsync, even if they are not handled via web GUI. I don't know if backuppc is the right tool for that. Good news is that all backups went fine also this night, so we can consider the original problem is...
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    Problem with backups. Ever growing dat file.

    This night, all backups went fine. Have to see next night... What I noticed doing the backups manually for each VM, is that it takes a very long time to add each raw file to the backup archive (about 1 hour for a 60 GB file). At the the end, it replaces the old archive. So rsync is not used in...