Merge remote-tracking branch 'remotes/kevin/tags/for-upstream' into staging
[qemu.git] / tests / migration / guestperf / comparison.py
1 #
2 # Migration test scenario comparison mapping
3 #
4 # Copyright (c) 2016 Red Hat, Inc.
5 #
6 # This library is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU Lesser General Public
8 # License as published by the Free Software Foundation; either
9 # version 2.1 of the License, or (at your option) any later version.
10 #
11 # This library is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # Lesser General Public License for more details.
15 #
16 # You should have received a copy of the GNU Lesser General Public
17 # License along with this library; if not, see <http://www.gnu.org/licenses/>.
18 #
19
20 from guestperf.scenario import Scenario
21
22 class Comparison(object):
23 def __init__(self, name, scenarios):
24 self._name = name
25 self._scenarios = scenarios
26
27 COMPARISONS = [
28 # Looking at effect of pausing guest during migration
29 # at various stages of iteration over RAM
30 Comparison("pause-iters", scenarios = [
31 Scenario("pause-iters-0",
32 pause=True, pause_iters=0),
33 Scenario("pause-iters-1",
34 pause=True, pause_iters=1),
35 Scenario("pause-iters-5",
36 pause=True, pause_iters=5),
37 Scenario("pause-iters-20",
38 pause=True, pause_iters=20),
39 ]),
40
41
42 # Looking at use of post-copy in relation to bandwidth
43 # available for migration
44 Comparison("post-copy-bandwidth", scenarios = [
45 Scenario("post-copy-bw-100mbs",
46 post_copy=True, bandwidth=12),
47 Scenario("post-copy-bw-300mbs",
48 post_copy=True, bandwidth=37),
49 Scenario("post-copy-bw-1gbs",
50 post_copy=True, bandwidth=125),
51 Scenario("post-copy-bw-10gbs",
52 post_copy=True, bandwidth=1250),
53 Scenario("post-copy-bw-100gbs",
54 post_copy=True, bandwidth=12500),
55 ]),
56
57
58 # Looking at effect of starting post-copy at different
59 # stages of the migration
60 Comparison("post-copy-iters", scenarios = [
61 Scenario("post-copy-iters-0",
62 post_copy=True, post_copy_iters=0),
63 Scenario("post-copy-iters-1",
64 post_copy=True, post_copy_iters=1),
65 Scenario("post-copy-iters-5",
66 post_copy=True, post_copy_iters=5),
67 Scenario("post-copy-iters-20",
68 post_copy=True, post_copy_iters=20),
69 ]),
70
71
72 # Looking at effect of auto-converge with different
73 # throttling percentage step rates
74 Comparison("auto-converge-iters", scenarios = [
75 Scenario("auto-converge-step-5",
76 auto_converge=True, auto_converge_step=5),
77 Scenario("auto-converge-step-10",
78 auto_converge=True, auto_converge_step=10),
79 Scenario("auto-converge-step-20",
80 auto_converge=True, auto_converge_step=20),
81 ]),
82
83
84 # Looking at use of auto-converge in relation to bandwidth
85 # available for migration
86 Comparison("auto-converge-bandwidth", scenarios = [
87 Scenario("auto-converge-bw-100mbs",
88 auto_converge=True, bandwidth=12),
89 Scenario("auto-converge-bw-300mbs",
90 auto_converge=True, bandwidth=37),
91 Scenario("auto-converge-bw-1gbs",
92 auto_converge=True, bandwidth=125),
93 Scenario("auto-converge-bw-10gbs",
94 auto_converge=True, bandwidth=1250),
95 Scenario("auto-converge-bw-100gbs",
96 auto_converge=True, bandwidth=12500),
97 ]),
98
99
100 # Looking at effect of multi-thread compression with
101 # varying numbers of threads
102 Comparison("compr-mt", scenarios = [
103 Scenario("compr-mt-threads-1",
104 compression_mt=True, compression_mt_threads=1),
105 Scenario("compr-mt-threads-2",
106 compression_mt=True, compression_mt_threads=2),
107 Scenario("compr-mt-threads-4",
108 compression_mt=True, compression_mt_threads=4),
109 ]),
110
111
112 # Looking at effect of xbzrle compression with varying
113 # cache sizes
114 Comparison("compr-xbzrle", scenarios = [
115 Scenario("compr-xbzrle-cache-5",
116 compression_xbzrle=True, compression_xbzrle_cache=5),
117 Scenario("compr-xbzrle-cache-10",
118 compression_xbzrle=True, compression_xbzrle_cache=10),
119 Scenario("compr-xbzrle-cache-20",
120 compression_xbzrle=True, compression_xbzrle_cache=10),
121 Scenario("compr-xbzrle-cache-50",
122 compression_xbzrle=True, compression_xbzrle_cache=50),
123 ]),
124
125
126 # Looking at effect of multifd with
127 # varying numbers of channels
128 Comparison("compr-multifd", scenarios = [
129 Scenario("compr-multifd-channels-4",
130 multifd=True, multifd_channels=2),
131 Scenario("compr-multifd-channels-8",
132 multifd=True, multifd_channels=8),
133 Scenario("compr-multifd-channels-32",
134 multifd=True, multifd_channels=32),
135 Scenario("compr-multifd-channels-64",
136 multifd=True, multifd_channels=64),
137 ]),
138 ]