On 22.11.2016 18:54, Vladimir Sementsov-Ogievskiy wrote: > Test > - start two vms (vm_a, vm_b) > > - in a > - do writes from set A > - do writes from set B > - fix bitmap md5
*sha256
> - clear bitmap
> - do writes from set A
> - start migration
> - than, in b
> - wait vm start (postcopy should start)
> - do writes from set B
> - check btimap md5
*bitmap and *sha256
>
> The test should verify postcopy migration and than merging with delta
*then
> (changes in target, during postcopy process).
>
> Reduce supported cache modes to only 'none', because with cache on time
> from source.STOP to target.RESUME is unpredictable and we can fail with
> timout while waiting for target.RESUME.
>
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsement...@virtuozzo.com>
> ---
> tests/qemu-iotests/169 | 74
> +++++++++++++++++++++++++++++++++++++------
> tests/qemu-iotests/169.out | 4 +--
> tests/qemu-iotests/iotests.py | 7 +++-
> 3 files changed, 72 insertions(+), 13 deletions(-)
>
> diff --git a/tests/qemu-iotests/169 b/tests/qemu-iotests/169
> index 58b1ab1..d438d12 100755
> --- a/tests/qemu-iotests/169
> +++ b/tests/qemu-iotests/169
> @@ -29,8 +29,14 @@ fifo = os.path.join(iotests.test_dir, 'mig_fifo')
>
> class TestDirtyBitmapMigration(iotests.QMPTestCase):
>
> - def setUp(self):
> - size = 0x400000000 # 1G
> + def tearDown(self):
> + self.vm_a.shutdown()
> + self.vm_b.shutdown()
> + os.remove(disk_a)
> + os.remove(disk_b)
> + os.remove(fifo)
> +
> + def init(self, size):
> os.mkfifo(fifo)
> qemu_img('create', '-f', iotests.imgfmt, disk_a, str(size))
> qemu_img('create', '-f', iotests.imgfmt, disk_b, str(size))
> @@ -40,14 +46,8 @@ class TestDirtyBitmapMigration(iotests.QMPTestCase):
> self.vm_a.launch()
> self.vm_b.launch()
>
> - def tearDown(self):
> - self.vm_a.shutdown()
> - self.vm_b.shutdown()
> - os.remove(disk_a)
> - os.remove(disk_b)
> - os.remove(fifo)
> -
> def test_migration(self):
> + self.init(0x400000000) # 1G
> granularity = 512
> regions = [
> { 'start': 0, 'count': 0x100000 },
> @@ -81,6 +81,60 @@ class TestDirtyBitmapMigration(iotests.QMPTestCase):
> node='drive0', name='bitmap')
> self.assert_qmp(result, 'return/sha256', sha256);
>
> + def test_postcopy(self):
> + self.init(0x4000000000) # 128G
I think it's rather 256 GB.
With that and the commit message fixed:
Reviewed-by: Max Reitz <mre...@redhat.com>
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