{"title":"2012年LADIS研讨会报告","authors":"D. Malkhi, R. V. Renesse","doi":"10.1145/2433140.2433142","DOIUrl":null,"url":null,"abstract":"The 6th Workshop on Large-Scale Distributed Systems and Middleware was held July 18 and 19 on the island of Madeira, Portugal, co-located with the ACM Symposium on Principles Of Distributed Computing (PODC). LADIS brings together researchers and professionals to discuss new trends and techniques in distributed systems and middlewares which surface in large scale data centers, cloud computing, web services, and other important systems. This year, all LADIS contributions were by invitation only and underwent one round of reviews for quality assurance and providing constructive feedback to the authors. Each paper received five reviews. As is tradition for LADIS, we also invited keynote speakers from academia and industry. The keynote speakers were invited to provide abstracts. As in previous years, we invited the authors of four of the abstracts to provide full papers for a special ACM SIGOPS Operating Systems Review issue. These abstracts were selected based on rankings provided by the reviewers. The selected papers received three more detailed reviews and you see before you the revisions that resulted. Below, we provide a short report of the workshop itself. Scott Shenker (UC Berkeley and ICSI) started the workshop with a keynote presentation on Software Defined Networking (SDN), which was held before a joint audience of LADIS and PODC participants. Scott described the current lack of natural abstractions in the network control plane and how SDN tries to address this shortcoming. The concept is to provide modularity and standardization to network control to simplify management and encourage experimentation. OpenFlow is a well-known instantiation of SDN. The keynote was followed by two SDN-related presentations on cloud networking. Paulo Costa of Imperial College London argued that the traditional separation between applications and networks has to be revisited for modern datacenters. He described his CamCube project that has developed a programmable torus-shaped network for a datacenter, and is now proposing a research agenda called NetworkAs-A-Service. The full paper is included in this issue. Theo","PeriodicalId":7046,"journal":{"name":"ACM SIGOPS Oper. Syst. Rev.","volume":null,"pages":null},"PeriodicalIF":0.0000,"publicationDate":"2013-01-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":"1","resultStr":"{\"title\":\"Workshop report on LADIS 2012\",\"authors\":\"D. Malkhi, R. V. Renesse\",\"doi\":\"10.1145/2433140.2433142\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"The 6th Workshop on Large-Scale Distributed Systems and Middleware was held July 18 and 19 on the island of Madeira, Portugal, co-located with the ACM Symposium on Principles Of Distributed Computing (PODC). LADIS brings together researchers and professionals to discuss new trends and techniques in distributed systems and middlewares which surface in large scale data centers, cloud computing, web services, and other important systems. This year, all LADIS contributions were by invitation only and underwent one round of reviews for quality assurance and providing constructive feedback to the authors. Each paper received five reviews. As is tradition for LADIS, we also invited keynote speakers from academia and industry. The keynote speakers were invited to provide abstracts. As in previous years, we invited the authors of four of the abstracts to provide full papers for a special ACM SIGOPS Operating Systems Review issue. These abstracts were selected based on rankings provided by the reviewers. The selected papers received three more detailed reviews and you see before you the revisions that resulted. Below, we provide a short report of the workshop itself. Scott Shenker (UC Berkeley and ICSI) started the workshop with a keynote presentation on Software Defined Networking (SDN), which was held before a joint audience of LADIS and PODC participants. Scott described the current lack of natural abstractions in the network control plane and how SDN tries to address this shortcoming. The concept is to provide modularity and standardization to network control to simplify management and encourage experimentation. OpenFlow is a well-known instantiation of SDN. The keynote was followed by two SDN-related presentations on cloud networking. Paulo Costa of Imperial College London argued that the traditional separation between applications and networks has to be revisited for modern datacenters. He described his CamCube project that has developed a programmable torus-shaped network for a datacenter, and is now proposing a research agenda called NetworkAs-A-Service. The full paper is included in this issue. Theo\",\"PeriodicalId\":7046,\"journal\":{\"name\":\"ACM SIGOPS Oper. Syst. Rev.\",\"volume\":null,\"pages\":null},\"PeriodicalIF\":0.0000,\"publicationDate\":\"2013-01-29\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"\",\"citationCount\":\"1\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"ACM SIGOPS Oper. Syst. 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The 6th Workshop on Large-Scale Distributed Systems and Middleware was held July 18 and 19 on the island of Madeira, Portugal, co-located with the ACM Symposium on Principles Of Distributed Computing (PODC). LADIS brings together researchers and professionals to discuss new trends and techniques in distributed systems and middlewares which surface in large scale data centers, cloud computing, web services, and other important systems. This year, all LADIS contributions were by invitation only and underwent one round of reviews for quality assurance and providing constructive feedback to the authors. Each paper received five reviews. As is tradition for LADIS, we also invited keynote speakers from academia and industry. The keynote speakers were invited to provide abstracts. As in previous years, we invited the authors of four of the abstracts to provide full papers for a special ACM SIGOPS Operating Systems Review issue. These abstracts were selected based on rankings provided by the reviewers. The selected papers received three more detailed reviews and you see before you the revisions that resulted. Below, we provide a short report of the workshop itself. Scott Shenker (UC Berkeley and ICSI) started the workshop with a keynote presentation on Software Defined Networking (SDN), which was held before a joint audience of LADIS and PODC participants. Scott described the current lack of natural abstractions in the network control plane and how SDN tries to address this shortcoming. The concept is to provide modularity and standardization to network control to simplify management and encourage experimentation. OpenFlow is a well-known instantiation of SDN. The keynote was followed by two SDN-related presentations on cloud networking. Paulo Costa of Imperial College London argued that the traditional separation between applications and networks has to be revisited for modern datacenters. He described his CamCube project that has developed a programmable torus-shaped network for a datacenter, and is now proposing a research agenda called NetworkAs-A-Service. The full paper is included in this issue. Theo