Laboratory sample distribution system, comprising: - a number of container carriers, said container carriers each comprising at least one magnetically active device, preferably at least one permanent magnet (2, 6, 7), and being adapted to carry a sample container containing a sample, and - a transport device, comprising: - a transport plane being adapted to carry said multiple container carriers, - a number of electro-magnetic actuators (5, 5') being stationary arranged below said transport plane in rows and columns, said electro-magnetic actuators being adapted to move a container carrier placed on top of said transport plane by applying a magnetic force to said container carrier, and - a control device adapted to control the movement of said container carriers on top of said transport plane by driving said electro-magnetic actuators, wherein - said control device is adapted to control the movement such that two or more container carriers are movable simultaneously and independently from one another and wherein said control device is adapted to control the movement such that at least one transport section is logically defined on said transport plane, wherein container carriers are moved within said transport section in a given transport direction (r), and said control device is adapted to control the movement such that a route being defined by a start location and a destination location is optimized by a given criteria, wherein the given criteria is at least the criteria of taking in account defective electro-magnetic actuators. - a number of container carriers, said container carriers each comprising at least one magnetically active device, preferably at least one permanent magnet (2, 6, 7), and being adapted to carry a sample container containing a sample, and - a transport device, comprising: - a transport plane being adapted to carry said multiple container carriers, - a number of electro-magnetic actuators (5, 5') being stationary arranged below said transport plane in rows and columns, said electro-magnetic actuators being adapted to move a container carrier placed on top of said transport plane by applying a magnetic force to said container carrier, and - a control device adapted to control the movement of said container carriers on top of said transport plane by driving said electro-magnetic actuators, wherein - said control device is adapted to control the movement such that two or more container carriers are movable simultaneously and independently from one another and wherein said control device is adapted to control the movement such that at least one transport section is logically defined on said transport plane, wherein container carriers are moved within said transport section in a given transport direction (r), and said control device is adapted to control the movement such that a route being defined by a start location and a destination location is optimized by a given criteria, wherein the given criteria is at least the criteria of taking in account defective electro-magnetic actuators. - a transport plane being adapted to carry said multiple container carriers, - a number of electro-magnetic actuators (5, 5') being stationary arranged below said transport plane in rows and columns, said electro-magnetic actuators being adapted to move a container carrier placed on top of said transport plane by applying a magnetic force to said container carrier, and - a control device adapted to control the movement of said container carriers on top of said transport plane by driving said electro-magnetic actuators, wherein - said control device is adapted to control the movement such that two or more container carriers are movable simultaneously and independently from one another and wherein said control device is adapted to control the movement such that at least one transport section is logically defined on said transport plane, wherein container carriers are moved within said transport section in a given transport direction (r), and said control device is adapted to control the movement such that a route being defined by a start location and a destination location is optimized by a given criteria, wherein the given criteria is at least the criteria of taking in account defective electro-magnetic actuators.