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Diffstat (limited to 'tests/migration/guestperf/scenario.py')
-rw-r--r-- | tests/migration/guestperf/scenario.py | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/tests/migration/guestperf/scenario.py b/tests/migration/guestperf/scenario.py new file mode 100644 index 0000000000..705c2e864f --- /dev/null +++ b/tests/migration/guestperf/scenario.py @@ -0,0 +1,95 @@ +# +# Migration test scenario parameter description +# +# Copyright (c) 2016 Red Hat, Inc. +# +# This library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2 of the License, or (at your option) any later version. +# +# This library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with this library; if not, see <http://www.gnu.org/licenses/>. +# + + +class Scenario(object): + + def __init__(self, name, + downtime=500, + bandwidth=125000, # 1000 gig-e, effectively unlimited + max_iters=30, + max_time=300, + pause=False, pause_iters=5, + post_copy=False, post_copy_iters=5, + auto_converge=False, auto_converge_step=10, + compression_mt=False, compression_mt_threads=1, + compression_xbzrle=False, compression_xbzrle_cache=10): + + self._name = name + + # General migration tunables + self._downtime = downtime # milliseconds + self._bandwidth = bandwidth # MiB per second + self._max_iters = max_iters + self._max_time = max_time # seconds + + + # Strategies for ensuring completion + self._pause = pause + self._pause_iters = pause_iters + + self._post_copy = post_copy + self._post_copy_iters = post_copy_iters + + self._auto_converge = auto_converge + self._auto_converge_step = auto_converge_step # percentage CPU time + + self._compression_mt = compression_mt + self._compression_mt_threads = compression_mt_threads + + self._compression_xbzrle = compression_xbzrle + self._compression_xbzrle_cache = compression_xbzrle_cache # percentage of guest RAM + + def serialize(self): + return { + "name": self._name, + "downtime": self._downtime, + "bandwidth": self._bandwidth, + "max_iters": self._max_iters, + "max_time": self._max_time, + "pause": self._pause, + "pause_iters": self._pause_iters, + "post_copy": self._post_copy, + "post_copy_iters": self._post_copy_iters, + "auto_converge": self._auto_converge, + "auto_converge_step": self._auto_converge_step, + "compression_mt": self._compression_mt, + "compression_mt_threads": self._compression_mt_threads, + "compression_xbzrle": self._compression_xbzrle, + "compression_xbzrle_cache": self._compression_xbzrle_cache, + } + + @classmethod + def deserialize(cls, data): + return cls( + data["name"], + data["downtime"], + data["bandwidth"], + data["max_iters"], + data["max_time"], + data["pause"], + data["pause_iters"], + data["post_copy"], + data["post_copy_iters"], + data["auto_converge"], + data["auto_converge_step"], + data["compression_mt"], + data["compression_mt_threads"], + data["compression_xbzrle"], + data["compression_xbzrle_cache"]) |