Some improvement
Some improvement


Former-commit-id: 7244a84a9ca5c2cea0dce207f3789a26b858afee [formerly 7244a84a9ca5c2cea0dce207f3789a26b858afee [formerly 428be3e6449fc0529ddee6ab9e3d7358c61e0033]]
Former-commit-id: b8f98027928632e421f032896ffe34f529d859b4
Former-commit-id: 61974d40ffbf98986acf8225ff12e7156893e0b8
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine