scripts/simplebench/bench-backup.py

3 # Bench backup block-job
31     cmd_options = env['cmd-options'] if 'cmd-options' in env else {}
32     return bench_block_copy(env['qemu-binary'], env['cmd'],
47         port = '10809' if len(nbd) == 1 else nbd[1]
57             raise ValueError("'nbd' label used but --nbd is not given")
62             source = drv_qcow2(drv_file(dirs[src] + '/test-source.qcow2'))
64             source = drv_file(dirs[src] + '/test-source')
77             fname = dirs[dst] + '/test-target'
94         if len(name_path) == 1:
98             assert len(name_path) == 2  # paths with colon not supported
129             elif opt == 'copy-range=on':
130                 x_perf['use-copy-range'] = True
131             elif opt == 'copy-range=off':
132                 x_perf['use-copy-range'] = False
133             elif opt.startswith('max-workers='):
134                 x_perf['max-workers'] = int(opt.split('=')[1])
138             backup_options['x-perf'] = x_perf
147                     'cmd': 'blockdev-mirror',
148                     'qemu-binary': path
153                 'cmd': 'blockdev-backup',
154                 'cmd-options': backup_options,
155                 'qemu-binary': path
177     (LABEL:PATH|LABEL|PATH)[,max-workers=N][,use-copy-range=(on|off)][,mirror]
181     max-workers          set x-perf.max-workers of backup job
182     use-copy-range       set x-perf.use-copy-range of backup job
185     p.add_argument('--env', nargs='+', help='''\
189     p.add_argument('--dir', nargs='+', help='''\
190 Directories, each containing "test-source" and/or
191 "test-target" files, raw images to used in
195     p.add_argument('--nbd', help='''\
199     p.add_argument('--test', nargs='+', help='''\
200 Tests, in form source-dir-label:target-dir-label''',
202     p.add_argument('--compressed', help='''\
206     p.add_argument('--qcow2-sources', help='''\
207 Use test-source.qcow2 images as sources instead of
208 test-source raw images''', action='store_true')
209     p.add_argument('--target-cache', help='''\
216     p.add_argument('--count', type=int, default=3, help='''\
219     # BooleanOptionalAction helps to support --no-initial-run option
220     p.add_argument('--initial-run', action=argparse.BooleanOptionalAction,
225     p.add_argument('--drop-caches', action='store_true', help='''\