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# Date Author Comment
e43d4f9f 05/31/2010 03:16 pm Apollon Oikonomopoulos

KVM: Migration bandwidth and downtime control

Introduce 2 new hypervisor options, migration_bandwidth and migration_downtime
and implement KVM migration bandwidth and downtime control.

migration_bandwidth controls KVM's maximal bandwidth during migration, in...

e0561198 05/27/2010 02:43 pm Iustin Pop

Fix two race conditions in reboot instance

If the instance crashes between backend.InstanceReboot checks the list
of running instances and the execution of hv_xen.RebootInstance,
ini_info will be None. And if the instance doesn't reboot fast enough,
new_info will be None. Both cases lead to “TypeError: unsubscriptable...

fbe27e2b 05/18/2010 02:08 pm Guido Trotter

KVM: vhost net acceleration support

This will only work on patched or newer (>= 2.6.34) kernels and with a
patched version of qemu-kvm.

Signed-off-by: Guido Trotter <>
Reviewed-by: Iustin Pop <>

682f7601 05/12/2010 02:10 pm Guido Trotter

Convert some ReadFile calls to ReadOneLineFile

For passwords we require strict oneliners, we're a bit more lax with pid
and uid files.

Signed-off-by: Guido Trotter <>
Reviewed-by: Iustin Pop <>

036c7f68 05/07/2010 05:25 pm Guido Trotter

Merge branch 'stable-2.1' into devel-2.1

  • stable-2.1:
    Bump version for release
    Update NEWS for Ganeti
    KVM: only export instance tags if present

Signed-off-by: Guido Trotter <>
Reviewed-by: Iustin Pop <>

1cc831ea 05/07/2010 04:14 pm Guido Trotter

KVM: only export instance tags if present

Currently non-tagged instances fail starting with a TypeError.

Signed-off-by: Guido Trotter <>
Reviewed-by: Iustin Pop <>
Reviewed-by: Balazs Lecz <>

98c98ab9 05/07/2010 02:34 pm Guido Trotter

Hypervisors: use utils.EnsureDirs

Swap a few os.mkdir calls with utils.EnsureDirs

Signed-off-by: Guido Trotter <>
Reviewed-by: Balazs Lecz <>

87e510fd 04/28/2010 02:57 pm Apollon Oikonomopoulos

KVM: make tags available in KVM_NET_SCRIPT

Make instance tags available as a space-separated list during the execution of
the network setup script. This allows tag-based control of things like firewall
rules and/or networking setup.

Signed-off-by: Guido Trotter <>...

14b3f969 04/22/2010 02:32 pm Iustin Pop

Fix broken commit 9e302a8

Commit 9e302a8 split the StopInstance function in two without properly
duplicating the local variables.

Signed-off-by: Iustin Pop <>
Reviewed-by: René Nussbaumer <>

d271c6fd 04/21/2010 08:22 pm Iustin Pop

Add a hypervisor constant for migration support

This variable can be used by other tools to determine in a generic way
whether a given hypervisor supports migration or not.

Signed-off-by: Iustin Pop <>
Reviewed-by: Michael Hanselmann <>

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