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Commit | Line | Data |
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7c673cae FG |
1 | """ |
2 | Remotely run peering tests. | |
3 | """ | |
4 | import logging | |
5 | import time | |
6 | ||
7 | log = logging.getLogger(__name__) | |
8 | ||
e306af50 | 9 | from teuthology.task.args import argify |
7c673cae FG |
10 | |
11 | POOLNAME = "POOLNAME" | |
12 | ARGS = [ | |
13 | ('num_pgs', 'number of pgs to create', 256, int), | |
14 | ('max_time', 'seconds to complete peering', 0, int), | |
15 | ('runs', 'trials to run', 10, int), | |
16 | ('num_objects', 'objects to create', 256 * 1024, int), | |
17 | ('object_size', 'size in bytes for objects', 64, int), | |
18 | ('creation_time_limit', 'time limit for pool population', 60*60, int), | |
19 | ('create_threads', 'concurrent writes for create', 256, int) | |
20 | ] | |
21 | ||
22 | def setup(ctx, config): | |
23 | """ | |
24 | Setup peering test on remotes. | |
25 | """ | |
26 | manager = ctx.managers['ceph'] | |
27 | manager.clear_pools() | |
28 | manager.create_pool(POOLNAME, config.num_pgs) | |
29 | log.info("populating pool") | |
30 | manager.rados_write_objects( | |
31 | POOLNAME, | |
32 | config.num_objects, | |
33 | config.object_size, | |
34 | config.creation_time_limit, | |
35 | config.create_threads) | |
36 | log.info("done populating pool") | |
37 | ||
38 | def do_run(ctx, config): | |
39 | """ | |
40 | Perform the test. | |
41 | """ | |
42 | start = time.time() | |
43 | # mark in osd | |
44 | manager = ctx.managers['ceph'] | |
45 | manager.mark_in_osd(0) | |
46 | log.info("writing out objects") | |
47 | manager.rados_write_objects( | |
48 | POOLNAME, | |
49 | config.num_pgs, # write 1 object per pg or so | |
50 | 1, | |
51 | config.creation_time_limit, | |
52 | config.num_pgs, # lots of concurrency | |
53 | cleanup = True) | |
54 | peering_end = time.time() | |
55 | ||
56 | log.info("peering done, waiting on recovery") | |
57 | manager.wait_for_clean() | |
58 | ||
59 | log.info("recovery done") | |
60 | recovery_end = time.time() | |
61 | if config.max_time: | |
62 | assert(peering_end - start < config.max_time) | |
63 | manager.mark_out_osd(0) | |
64 | manager.wait_for_clean() | |
65 | return { | |
66 | 'time_to_active': peering_end - start, | |
67 | 'time_to_clean': recovery_end - start | |
68 | } | |
69 | ||
70 | @argify("peering_speed_test", ARGS) | |
71 | def task(ctx, config): | |
72 | """ | |
73 | Peering speed test | |
74 | """ | |
75 | setup(ctx, config) | |
76 | manager = ctx.managers['ceph'] | |
77 | manager.mark_out_osd(0) | |
78 | manager.wait_for_clean() | |
79 | ret = [] | |
80 | for i in range(config.runs): | |
81 | log.info("Run {i}".format(i = i)) | |
82 | ret.append(do_run(ctx, config)) | |
83 | ||
84 | manager.mark_in_osd(0) | |
85 | ctx.summary['recovery_times'] = { | |
86 | 'runs': ret | |
87 | } |