35),
('500 (900 rdrand, 100 rdseq), 100 (900 rdrand, 100 rdseq), 100p io_load_write*2',
35),
('500 (100 rdrand, 900 rdseq), 100 (100 rdrand, 900 rdseq), 100p io_load_write*2',
35),
('500 (500 rdrand, 500 wrseq.buf*2), 100 (500 rdrand, 500 wrseq.buf*2), 100p io_load_write*2',
150),
('500 (900 rdrand, 100 wrseq.buf*2), 100 (900 rdrand, 100 wrseq.buf*2), 100p io_load_write*2',
150),
('500 (100 rdrand, 900 wrseq.buf*2), 100 (100 rdrand, 900 wrseq.buf*2), 100p io_load_write*2',
150),
('500 (500 rdrand, 500 wrseq.dir), 100 (500 rdrand, 500 wrseq.dir), 100p io_load_write*2',
35),
('500 (900 rdrand, 100 wrseq.dir), 100 (900 rdrand, 100 wrseq.dir), 100p io_load_write*2',
35),
('500 (100 rdrand, 900 wrseq.dir), 100 (100 rdrand, 900 wrseq.dir), 100p io_load_write*2',
35)
]
test = blkcgroup_test_lib.test_harness('Single mixed cgroup test')
blkcgroup_test_lib.setup_logging(debug=True)
seq_read_mb = 1500
timeout = '%ds' % (seq_read_mb // 25)
test.run_experiments(experiments=EXPERIMENTS,
seq_read_mb=seq_read_mb,
workvol=os.getcwd(),
kill_slower=True,
timeout=timeout)
('450p rdrand.delay400, 50 rdrand.delay2', 1000),
('450p rdrand.delay400, 50 rdrand.delay2*4', 1000),
# Proportion testing to ensure that groups that have priority don't get more
# time than they should.
('50p rdrand.delay2, 50 rdrand.delay2*4', 35),
('50p rdrand.delay2*4, 50 rdrand.delay2*4', 35),
('50p rdrand, 50 rdrand.delay2*4', 35),
('50p rdrand*8, 50 rdrand.delay2*4', 35),
# Use a delay longer than the idle time (8ms) to ensure that if we're
# idling, we still end up off the service tree.
('50p rdrand.delay9, 50 rdrand.delay2*4', 35),
('50p rdrand.delay9, 50 rdrand.delay9', 35),
]
test = blkcgroup_test_lib.test_harness('Priority testing',
post_experiment_cb=dump_exp_stats)
blkcgroup_test_lib.setup_logging(debug=False)
seq_read_mb = 4500
timeout = '60s'
test.run_experiments(experiments=EXPERIMENTS,
seq_read_mb=seq_read_mb,
workvol=os.getcwd(),
kill_slower=True,
timeout=timeout)
('500 (500 rdrand, 500 wrseq.buf*2), 100 (500 rdrand, 500 wrseq.buf*2), 100p io_load_read*2', 150),
('500 (900 rdrand, 100 wrseq.buf*2), 100 (900 rdrand, 100 wrseq.buf*2), 100p io_load_read*2', 150),
('500 (100 rdrand, 900 wrseq.buf*2), 100 (100 rdrand, 900 wrseq.buf*2), 100p io_load_read*2', 150),
('500 (500 rdrand, 500 wrseq.dir), 100 (500 rdrand, 500 wrseq.dir), 100p io_load_read*2', 35),
('500 (900 rdrand, 100 wrseq.dir), 100 (900 rdrand, 100 wrseq.dir), 100p io_load_read*2', 35),
('500 (100 rdrand, 900 wrseq.dir), 100 (100 rdrand, 900 wrseq.dir), 100p io_load_read*2', 35),
('500 (500 rdrand, 500 rdseq), 100 (500 rdrand, 500 rdseq), 100p io_load_write*2', 35),
('500 (900 rdrand, 100 rdseq), 100 (900 rdrand, 100 rdseq), 100p io_load_write*2', 35),
('500 (100 rdrand, 900 rdseq), 100 (100 rdrand, 900 rdseq), 100p io_load_write*2', 35),
('500 (500 rdrand, 500 wrseq.buf*2), 100 (500 rdrand, 500 wrseq.buf*2), 100p io_load_write*2', 150),
('500 (900 rdrand, 100 wrseq.buf*2), 100 (900 rdrand, 100 wrseq.buf*2), 100p io_load_write*2', 150),
('500 (100 rdrand, 900 wrseq.buf*2), 100 (100 rdrand, 900 wrseq.buf*2), 100p io_load_write*2', 150),
('500 (500 rdrand, 500 wrseq.dir), 100 (500 rdrand, 500 wrseq.dir), 100p io_load_write*2', 35),
('500 (900 rdrand, 100 wrseq.dir), 100 (900 rdrand, 100 wrseq.dir), 100p io_load_write*2', 35),
('500 (100 rdrand, 900 wrseq.dir), 100 (100 rdrand, 900 wrseq.dir), 100p io_load_write*2', 35)
]
test = blkcgroup_test_lib.test_harness('Single mixed cgroup test')
blkcgroup_test_lib.setup_logging(debug=True)
seq_read_mb = 1500
timeout = '%ds' % (seq_read_mb // 25)
test.run_experiments(experiments=EXPERIMENTS,
seq_read_mb=seq_read_mb,
workvol=os.getcwd(),
kill_slower=True,
timeout=timeout)
#
# A regression test for the shared_sync_queues flag.
import os
import blkcgroup_test_lib
EXPERIMENTS = [
('140S rdseq*8, 140 rdseq*8, 140S rdseq*8, 140 rdseq*8, 140S rdseq*8, 140 rdseq*8, 160S rdseq*8',
35),
('140S rdrand*8, 140 rdrand*8, 140S rdrand*8, 140 rdrand*8, 140S rdrand*8, 140 rdrand*8, 160S rdrand*8',
35),
('140S wrseq.buf*8, 140 wrseq.buf*8, 140S wrseq.buf*8, 140S wrseq.buf*8, 140 wrseq.buf*8, 140S wrseq.buf*8, 160 wrseq.buf*8',
150),
('140S wrseq.dir*8, 140 wrseq.dir*8, 140S wrseq.dir*8, 140 wrseq.dir*8, 140S wrseq.dir*8, 140 wrseq.dir*8, 160S wrseq.dir*8',
35),
('900S rdrand*8, 100 wrseq.buf*8', 150),
('900 rdrand*8, 100S wrseq.dir*8', 35),
]
test = blkcgroup_test_lib.test_harness('Shared sync queues test')
blkcgroup_test_lib.setup_logging(debug=False)
seq_read_mb = 1000
timeout = '%ds' % (seq_read_mb // 25)
test.run_experiments(experiments=EXPERIMENTS,
seq_read_mb=seq_read_mb,
workvol=os.getcwd(),
kill_slower=True,
timeout=timeout)