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neon/test_runner/performance/test_bulk_insert.py
2022-08-22 14:57:09 +01:00

31 lines
833 B
Python

from contextlib import closing
from fixtures.compare_fixtures import PgCompare
#
# Run bulk INSERT test.
#
# Collects metrics:
#
# 1. Time to INSERT 5 million rows
# 2. Disk writes
# 3. Disk space used
# 4. Peak memory usage
#
def test_bulk_insert(neon_with_baseline: PgCompare):
env = neon_with_baseline
with closing(env.pg.connect()) as conn:
with conn.cursor() as cur:
cur.execute("create table huge (i int, j int);")
# Run INSERT, recording the time and I/O it takes
with env.record_pageserver_writes("pageserver_writes"):
with env.record_duration("insert"):
cur.execute("insert into huge values (generate_series(1, 5000000), 0);")
env.flush()
env.report_peak_memory_use()
env.report_size()