mirror of
https://github.com/ceph/ceph
synced 2024-12-11 05:57:05 +00:00
88 lines
2.2 KiB
Python
88 lines
2.2 KiB
Python
"""
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Remotely run peering tests.
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"""
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import logging
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import time
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log = logging.getLogger(__name__)
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from teuthology.task.args import argify
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POOLNAME = "POOLNAME"
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ARGS = [
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('num_pgs', 'number of pgs to create', 256, int),
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('max_time', 'seconds to complete peering', 0, int),
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('runs', 'trials to run', 10, int),
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('num_objects', 'objects to create', 256 * 1024, int),
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('object_size', 'size in bytes for objects', 64, int),
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('creation_time_limit', 'time limit for pool population', 60*60, int),
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('create_threads', 'concurrent writes for create', 256, int)
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]
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def setup(ctx, config):
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"""
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Setup peering test on remotes.
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"""
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manager = ctx.managers['ceph']
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manager.clear_pools()
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manager.create_pool(POOLNAME, config.num_pgs)
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log.info("populating pool")
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manager.rados_write_objects(
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POOLNAME,
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config.num_objects,
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config.object_size,
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config.creation_time_limit,
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config.create_threads)
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log.info("done populating pool")
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def do_run(ctx, config):
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"""
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Perform the test.
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"""
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start = time.time()
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# mark in osd
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manager = ctx.managers['ceph']
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manager.mark_in_osd(0)
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log.info("writing out objects")
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manager.rados_write_objects(
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POOLNAME,
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config.num_pgs, # write 1 object per pg or so
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1,
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config.creation_time_limit,
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config.num_pgs, # lots of concurrency
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cleanup = True)
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peering_end = time.time()
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log.info("peering done, waiting on recovery")
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manager.wait_for_clean()
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log.info("recovery done")
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recovery_end = time.time()
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if config.max_time:
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assert(peering_end - start < config.max_time)
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manager.mark_out_osd(0)
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manager.wait_for_clean()
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return {
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'time_to_active': peering_end - start,
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'time_to_clean': recovery_end - start
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}
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@argify("peering_speed_test", ARGS)
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def task(ctx, config):
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"""
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Peering speed test
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"""
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setup(ctx, config)
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manager = ctx.managers['ceph']
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manager.mark_out_osd(0)
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manager.wait_for_clean()
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ret = []
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for i in range(config.runs):
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log.info("Run {i}".format(i = i))
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ret.append(do_run(ctx, config))
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manager.mark_in_osd(0)
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ctx.summary['recovery_times'] = {
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'runs': ret
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}
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