Publications
My complete list of publications can be accessed at my DBLP entry, Google Scholar and ResearchGate profiles.
Selected Conference Papers and Journals
"Pravega: A Tiered Storage System for Data Streams"
Raúl Gracia-Tinedo, Flavio Junqueira, Tom Kaitchuck, and Sachin Joshi
24th ACM/IFIP International Middleware Conference (ACM/IFIP Middleware'23)
December 11-15, 2023, Bologna, Italy.
Acceptance Rate: 13.2% (20 papers accepted out of 66 submissions)
This paper received the Best Paper Award.
"λFlow: Automatic Pushdown of Dataflow Operators Close to the Data"
Raúl Gracia-Tinedo, Marc Sánchez-Artigas, Pedro García-López, Yosef Moatti and Filip Gluszak
19th Annual IEEE/ACM International Symposium in Cluster, Cloud, and Grid Computing (CCGrid'19)
May 14-17, 2019, Larnaca, Cyprus.
Acceptance Rate: 23% (48 papers accepted out of 207 submissions)
"BenchBox: A User-driven Benchmarking Framework for Fat-client Storage Systems"
Raúl Gracia-Tinedo, Chenglong Zou, Marc Sánchez-Artigas, Pedro García-López
IEEE Transactions on Parallel and Distributed Systems, 2018. DOI: 10.1109/TPDS.2018.2819657.
"Crystal: Software-Defined Storage for Multi-tenant Object Stores" [pdf]
Raúl Gracia-Tinedo, Josep Sampé, Edgar Zamora-Gómez, Marc Sánchez-Artigas, Pedro García-López, Yosef Moatti and Eran Rom
15th USENIX Conference on File and Storage Technologies (USENIX FAST'17)
February 27-March 2, 2017, Santa Clara (CA), USA.
Acceptance Rate: 23% (28 papers accepted out of 118 submissions)
"Too Big to Eat: Boosting Analytics Data Ingestion from Object Stores with Scoop" [pdf]
Yosef Moatti, Eran Rom, Raúl Gracia-Tinedo, Dalit Naor, Doron Chen, Josep Sampé, Marc Sánchez-Artigas, Pedro García-López, Filip Gluszak, Eric Deschodt, Francesco Pace, Daniele Venzano, and Pietro Michiardi
33rd IEEE International Conference on Data Engineering (IEEE ICDE'17)
April 19-22, 2017, San Diego (CA), USA. DOI: 10.1109/ICDE.2017.243
Presented as industrial poster.
"IOStack: Software-Defined Object Storage" [pdf]
Raúl Gracia-Tinedo, Pedro García-López, Marc Sánchez-Artigas, Josep Sampé, Yosef Moatti, Eran Rom, Dalit Naor, Ramon Nou, Toni Cortés, William Oppermann and Pietro Michiardi
IEEE Internet Computing (Special Issue: Cloud Storage), May, 2016. DOI: 10.1109/MIC.2016.46.
"Dissecting UbuntuOne: Autopsy of a Global-scale Personal Cloud Back-end" [pdf]
Raúl Gracia-Tinedo, Yongchao Tian, Josep Sampé, Hamza Harkous, John Lenton, Pedro García-López, Marc Sánchez-Artigas, Marko Vukolic
15th ACM SIGCOMM Internet Measurement Conference (ACM IMC'15)
October 28-30, 2015, Tokyo, Japan. DOI: 10.1145/2815675.2815677
Acceptance Rate: 26% (44 papers accepted out of 169 submissions)
This paper received the Best Dataset Award.
"SDGen: Mimicking Datasets for Content Generation in Storage Benchmarks" [pdf]
Raúl Gracia-Tinedo, Danny Harnik, Dalit Naor, Dmitry Sotnikov, Sivan Toledo and Aviad Zuck
13th USENIX Conference on File and Storage Technologies (USENIX FAST'15)
February 16-19, 2015, Santa Clara (CA), USA.
Acceptance Rate: 21% (28 papers accepted out of 133 submissions)
This paper has been selected as a highlight paper in ACM SYSTOR'15.
"Actively Measuring Personal Cloud Storage" [pdf]
Raúl Gracia-Tinedo, Marc Sánchez-Artigas, Adrián Moreno-Martínez, Cristian Cotes and Pedro García-López
6th IEEE International Conference on Cloud Computing (IEEE CLOUD'13)
June 27-July 2, 2013, Santa Clara Marriot (CA), USA. DOI: 10.1109/CLOUD.2013.25
Acceptance Rate: 25% (Applications Track)
"Analysis of Data Availability in F2F Storage Systems: When Correlations Matter" [pdf]
Raúl Gracia-Tinedo, Marc Sánchez-Artigas and Pedro García-López
12th IEEE International Conference on Peer-to-Peer Computing (IEEE P2P'12)
September 3-5, 2012, Universitat Rovira i Virgili, Tarragona, Spain. DOI: 10.1109/P2P.2012.6335803
Acceptance Rate: 24% (24 papers accepted out of 100 submissions)
Theses
"On Personal Storage Systems: Architecture and Design Considerations" [pdf]
Author: Raúl Gracia-Tinedo
Advisors: Dr. Pedro García-López and Dr. Marc Sánchez-Artigas
PhD Thesis in Computer Engineering (July, 2015). DOI: http://hdl.handle.net/10803/312152
Grade: Excellent Cum Laude.
This thesis received the "outstanding doctoral thesis award" in Computer Engineering at URV in 2014/2015.
"Mitigating Routing Attacks with Local Trust in DHTs" [pdf]
Author: Raúl Gracia-Tinedo
Advisors: Dr. Pedro García-López and Dr. Marc Sánchez-Artigas
Master Thesis in Computer Engineering and Security (June, 2011)
Grade: This MSc thesis received a distinction grade.
Talks
Technical presentation: ""Play it again, Sam": Bookmarking, Slicing, and Replaying Unbounded Data Streams for Analytics Applications" at Flink Forward'18 (Berlin) [video]
Presentation of paper: "Crystal: Software-Defined Storage for Multi-tenant Object Stores" at USENIX FAST'17 [audio]
Technical presentation (vBrownBag): "Crystal Open and Extensible Software Defined Storage" at OpenStack Summit'16 (Barcelona) [video]
Presentation of paper "SDGen: Mimicking Datasets for Content Generation in Storage Benchmarks" at USENIX FAST'15 [video]