stackforge/puppet-openstack-cloud
Code Issues Proposed changes

Enable RBD caching with VMs booted into Ceph

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We definitely want to use RBD caching for VMs that sit on top of RBD.
This helps a lot reducing latencies.

Closes enhancement: #249
This commit is contained in:
Sébastien Han 2014-02-16 00:52:43 +01:00
parent 7ba2af42f3
commit 193a6e33e9
2 changed files with 3 additions and 1 deletions
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1
manifests/compute/hypervisor.pp
View File

@ -127,6 +127,7 @@ Host *
'DEFAULT/libvirt_inject_partition': value => '-2'; 'DEFAULT/libvirt_inject_partition': value => '-2';
'DEFAULT/live_migration_flag': value => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST'; 'DEFAULT/live_migration_flag': value => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST';
'DEFAULT/default_availability_zone': value => $availability_zone; 'DEFAULT/default_availability_zone': value => $availability_zone;
'DEFAULT/disk_cachemodes': value => 'network=writeback';
} }
File <<| tag == 'ceph_compute_secret_file' |>> File <<| tag == 'ceph_compute_secret_file' |>>

3
spec/classes/cloud_compute_hypervisor_spec.rb
View File

@ -191,11 +191,12 @@ describe 'cloud::compute::hypervisor' do
should contain_nova_config('DEFAULT/rbd_secret_uuid').with('value' => 'secrete') should contain_nova_config('DEFAULT/rbd_secret_uuid').with('value' => 'secrete')
end end
it 'configure nova-conpute with extra parameters' do it 'configure nova-compute with extra parameters' do
should contain_nova_config('DEFAULT/default_availability_zone').with('value' => 'MyZone') should contain_nova_config('DEFAULT/default_availability_zone').with('value' => 'MyZone')
should contain_nova_config('DEFAULT/libvirt_inject_key').with('value' => false) should contain_nova_config('DEFAULT/libvirt_inject_key').with('value' => false)
should contain_nova_config('DEFAULT/libvirt_inject_partition').with('value' => '-2') should contain_nova_config('DEFAULT/libvirt_inject_partition').with('value' => '-2')
should contain_nova_config('DEFAULT/live_migration_flag').with('value' => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST') should contain_nova_config('DEFAULT/live_migration_flag').with('value' => 'VIR_MIGRATE_UNDEFINE_SOURCE,VIR_MIGRATE_PEER2PEER,VIR_MIGRATE_LIVE,VIR_MIGRATE_PERSIST_DEST')
should contain_nova_config('DEFAULT/disk_cachemodes').with('value' => 'network=writeback')
end end
context 'without RBD backend' do context 'without RBD backend' do