Speed improvement [skip hazardlib]
Speed improvement [skip hazardlib]


Former-commit-id: fb34d60e0fd326432fe64bb6ed3ee0150721269a [formerly f7b385d4627fdb6692cc0cfa722ab9d9debdc088]
Former-commit-id: 44a00385db9af2a38edc3e366cfa985d16c17c5c
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine