RSS usage by tests, sorted

ydb/tests/olap/column_family/compression sole chunk 2.77 GiB
ydb/tests/olap/ttl_tiering [data_migration_when_alter_ttl.py] chunk 3.90 GiB
ydb/tests/olap/scenario sole chunk 4.08 GiB
ydb/tests/olap/ttl_tiering [ttl_delete_s3.py] chunk 7.69 GiB
ydb/tests/olap/s3_import sole chunk 13.29 GiB