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Today I succeed to run Mac OS X 10.9.2 under Proxmox 3.3. You need Intel Core2Duo or later Intel's CPU. Read carefully this post. I won't explain things explained there. Install OSX into virtual hdd as described in link above, and copy file with hdd image to proxmox...

We've encountered a problem with host filesystem (twice with 2.6.32-29 on one system and 4 times with 2.6.32-30 on another one): EXT4-fs error (device md0): ext4_ext_search_left: inode #27526386: (comm kvm) ix (4064983) != EXT_FIRST_INDEX (0) (depth 1)! We've encountered it during...

We tried to run one of Win2k8 VM with cache=writeback to test its disk performance as with default cache=none we have very poor disk performance (io wait is about 20% with only one active VM). Host system had pve-kernel-2.6.32-29-pve. After several minutes of not very active write operations...

Yesterday I was experimenting with different SCSI controllers emulation (I had a problem with VM migrated from VMWare), and I've found problems with LSI 53C810 and VMware PVSCSI. LSI 53C810 — seabios doesn't see it. VMware PVSCSI — 1) seabios doesn't see it, 2) kvm doesn't with 2...

When "Microsoft Windows 7/2008" profile is selected on OS tab during VM creation, then qemu will be invoked with options -cpu kvm64,hv_spinlocks=0xffff,hv_relaxed,+lahf_lm,+x2apic,+sep -global kvm-pit.lost_tick_policy=discard, so when VM is started Windows dies with bsod code 0x5d (Unsupported...