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authorMichael Polenchuk <mpolenchuk@mirantis.com>2016-11-01 12:20:56 +0300
committerMichael Polenchuk <mpolenchuk@mirantis.com>2016-11-01 12:28:36 +0300
commited79331c115eac4aad0eccd4b191c9e1e836c73d (patch)
treea97e4df2cd2bb54d56f56c10646d0ccb263079fe /deploy/environments
parent5dce11ef60ff69ba5127088d6b6f5663fe46c48f (diff)
[virtual envs] Switch to raw images
* use raw devices instead of qcow2 * disable i/o caching, it reduces data copies and bus traffic * set native aio instead of thread based JIRA: FUEL-201 Change-Id: I8ac728cbb5be5948080fab8ae4d3d311e0a5c09c Signed-off-by: Michael Polenchuk <mpolenchuk@mirantis.com>
Diffstat (limited to 'deploy/environments')
-rw-r--r--deploy/environments/libvirt_environment.py2
-rw-r--r--deploy/environments/virtual_fuel.py4
2 files changed, 3 insertions, 3 deletions
diff --git a/deploy/environments/libvirt_environment.py b/deploy/environments/libvirt_environment.py
index c9fa41fd7..07a47fd7e 100644
--- a/deploy/environments/libvirt_environment.py
+++ b/deploy/environments/libvirt_environment.py
@@ -36,7 +36,7 @@ class LibvirtEnvironment(ExecutionEnvironment):
def create_storage(self, node_id, disk_path, disk_sizes):
role = self.dea.get_node_main_role(node_id, self.fuel_node_id)
disk_size = disk_sizes[role]
- exec_cmd('qemu-img create -f qcow2 %s %s' % (disk_path, disk_size))
+ exec_cmd('qemu-img create -f raw %s %s' % (disk_path, disk_size))
def create_vms(self):
temp_dir = tempfile.mkdtemp()
diff --git a/deploy/environments/virtual_fuel.py b/deploy/environments/virtual_fuel.py
index b1a76e479..5ddd93b51 100644
--- a/deploy/environments/virtual_fuel.py
+++ b/deploy/environments/virtual_fuel.py
@@ -87,7 +87,7 @@ class VirtualFuel(ExecutionEnvironment):
else:
err('No devices!')
- def create_volume(self, pool, name, su, img_type='qcow2'):
+ def create_volume(self, pool, name, su, img_type='raw'):
log('Creating image using Libvirt volumes in pool %s, name: %s' %
(pool, name))
size, unit = get_size_and_unit(su)
@@ -109,7 +109,7 @@ class VirtualFuel(ExecutionEnvironment):
def create_image(self, disk_path, disk_size):
if os.environ.get('LIBVIRT_DEFAULT_URI') == None:
- exec_cmd('qemu-img create -f qcow2 %s %s' % (disk_path, disk_size))
+ exec_cmd('qemu-img create -f raw %s %s' % (disk_path, disk_size))
else:
pool = DEFAULT_POOL # FIXME
name = os.path.basename(disk_path)