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    KVM disk io caching for LVM over iSCSI (cache=writethrough!)

    Just a quick remark for LVM over iSCSI setup, as suggested by wiki article: http://pve.proxmox.com/wiki/Storage_Model#LVM_Groups_with_Network_Backing The problem is that Proxmox creates virtual disks with cache=none, but iSCSI works much better with cache=writethrough This can easily be...
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    PVE LVM striping on iSCSI storage (with multipath)

    We are testing Dell storage (MD3620i) with dual active iSCSI controllers using 1Gbit switch and dual port 1Gbit NICs on Proxmox hosts (no 10Gbit stuff yet) Unfortunately, only one controller can access to one virtual disk on storage, so we did the following: - Configured and tested...
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    Simple bridging firewall

    I've read some docs about "iptables physdev match" module, and managed to get simple firewall working where we can do some firewalling without knowing anything about IP addressing inside KVM guests. Hope someone will find this info useful :-) Traffic flow: Incomming traffic: --> [eth0]...
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    Linux containers (LXC)?

    Hi guys, I was reading the discussion about Proxmox VE kernel with/without support for OpenVZ. As I understand, a large number of people really needs lightweight virtualization (which is fine). My main concern is that OpenVZ will never be included in standard kernel, so Proxmox will always...
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