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Some suggestions inline.\n\nActually, I\u0027m not quite sure about passing the whole stdout/stderr with exception message. IIRC in Ironic we just log them. Won\u0027t it be better to log stdout+stderr+original command line (also very helpful)?\n\nAlso, I\u0027m not sure if stdout will be helpful in case of error.","accounts_in_message":[],"_revision_number":2},{"id":"c36b32695614f615e6b2f7592449bbc992f27a19","author":{"_account_id":3,"name":"Jenkins","username":"jenkins"},"date":"2014-06-16 14:39:33.000000000","message":"Patch Set 2: -Verified\n\nStarting check jobs.\nhttp://status.openstack.org/zuul/","accounts_in_message":[],"_revision_number":2},{"id":"e0cb1b8934daf87acc2e4e5dc062f699df8335ad","author":{"_account_id":10239,"name":"Dmitry Tantsur","email":"dtantsur@protonmail.com","username":"dtantsur"},"date":"2014-06-16 14:48:40.000000000","message":"Patch Set 2:\n\nAh, I remembered that actual logging is done by execute(). 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