[1] [1] DORADO J L G, RAO S G. Cost-aware Multi Data-Center Bulk Transfers in the Cloud from a Customer-Side Perspective[J]. IEEE Transactions on Cloud Computing, 2019, 7(1): 34-37.

[2] [2] YANG Z, CUI Y, WANG X, et al. Cost-Efficient Scheduling of Bulk Transfers in Inter-Datacenter WANs[J]. IEEE/ACM Transactions on Networking, 2019, 27(5): 1973-1986.

[3] [3] LU P, ZHU Z. Data-Oriented Task Scheduling in Fixed- and Flexible-Grid Multilayer Inter-DC Optical Networks: A Comparison Study[J]. Journal of Lightwave Technology, 2017, 35(24): 5335-5346.

[4] [4] CHHABRA P, ERRAMILLI V, LAOUTARIS N, et al. Algorithms for Constrained Bulk-Transfer of Delay-Tolerant Data[C]//IEEE International Conference on Communications, May 23-27, 2010, Cape Town, South Africa. Piscataway: IEEE, 2010: 1-5.

[5] [5] WANG Y, SU S, LIU A X, et al. Multiple Bulk Data Transfers Sche-duling Among Datacenters[J]. Computer Networks, 2014, 68: 123-137.

[6] [6] IOSIFIDIS G, KOUTSOPOULOS I, SMARAGDAKIS G. Distributed Storage Control Algorithms for Dynamic Networks[J]. IEEE/ACM Transactions on Networking, 2017, 25(3): 1359-1372.

[7] [7] LIN X, WANG X, YUE S, et al. Design of an SnF Scheduling Method for Bulk Data Transfers over Inter-Datacenter WANs[C]//IEEE 20th Inter-national Conference on High Performance Switching and Routing (HPSR), May 26-29, 2019, Xi’an, China. Piscataway: IEEE, 2019: 1-8.

[8] [8] LIN X, SUN W, VEERARAGHAVAN M, et al. Time-Shifted Multilayer Graph: A Routing Framework for Bulk Data Transfer in Optical Circuit-Switched Networks with Assistive Storage[J]. IEEE/OSA Journal of Optical Communications and Networking, 2016, 8(3): 162-174.

[9] [9] MORI Y, GANBOLD M, SAYO K. Design and Evaluation of Optical Circuit Switches for Intra-Datacenter Networking[J]. Journal of Lightwave Technology, 2019, 37(2): 330-337.

[10] [10] DART E, ROTMAN L, TIERNEY B, et al. The Science DMZ: A Network Design Pattern for Data-Intensive Science[C]//Proceedings of the International Conference on High Performance Computing, Networking, Storage and Analysis, November 17-22, 2013, Denver, USA. Piscataway: IEEE, 2014: 1-10.