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Supporting efficient noncontiguous access in PVFS over Infiniband
2003
Proceedings IEEE International Conference on Cluster Computing CLUSTR-03
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We have designed and incorporated this approach in a version of PVFS over InfiniBand. ...
This characteristic imposes a requirement of native noncontiguous I/O access support in cluster file systems for high performance. ...
Acknowledgments We would like to thank the PVFS team at Argonne National Laboratory and Clemson University for giving us access to the latest versions of PVFS and for providing us with crucial insights ...
doi:10.1109/clustr.2003.1253333
dblp:conf/cluster/WuWP03
fatcat:zesr2ucmyban7e3fmo6jegahqy
PVFS over InfiniBand: design and performance evaluation
2003
2003 International Conference on Parallel Processing, 2003. Proceedings.
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To the best of our knowledge, this is the first design, implementation and evaluation of PVFS over InfiniBand. ...
Compared to a PVFS implementation over standard TCP/IP on the same InfiniBand network, our implementation offers three times the bandwidth if workloads are not disk-bound and 40% improvement in bandwidth ...
Acknowledgments: We would like to thank the PVFS team at Argonne National Laboratory and Clemson University for giving us the access to the latest version of PVFS implementation and for providing us with ...
doi:10.1109/icpp.2003.1240573
dblp:conf/icpp/WuWP03
fatcat:cdy2wvjzargfjeiuzln32vv37q
RXIO: Design and implementation of high performance RDMA-capable GridFTP
2012
Computers & electrical engineering
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For its low-latency, high bandwidth, and low CPU utilization, Remote Direct Memory Access (RDMA) has established itself as an effective data movement technology in many networking environments. ...
In this study, we examine the architecture of GridFTP for the feasibility of enabling RDMA. ...
We are very thankful for an InfiniBand equipment donation from HPC Advisor Council to Auburn University. ...
doi:10.1016/j.compeleceng.2011.11.008
fatcat:6f7z7seu7fdrnmlta4pwhqptgi
Noncontiguous locking techniques for parallel file systems
2007
Proceedings of the 2007 ACM/IEEE conference on Supercomputing - SC '07
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We implement our scalable distributed lock manager (DLM) in the PVFS parallel file system and show that these techniques improve locking throughput over a naive noncontiguous locking approach by several ...
Atomic I/O in current parallel file systems is often slow when multiple processes simultaneously access interleaved, shared files. ...
This work was supported in part by DOE's ...
doi:10.1145/1362622.1362658
dblp:conf/sc/ChingLCRW07
fatcat:6ccnageaffgexi5zsi7pvcnek4
RADAR: Runtime Asymmetric Data-Access Driven Scientific Data Replication
[chapter]
2014
Lecture Notes in Computer Science
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Our system can produce up to manyfold improvements in commonly used subvolume decomposition access patterns. ...
We capture datatype-and collective-aware I/O access patterns (indicating logical access) via MPI-IO tracing and use a combination of coarse-grained and fine-grained performance modeling to evaluate and ...
Acknowledgments This work was supported by the U.S. Department of Energy, Office of Science, under Contract No. DE-AC02-06CH11357. ...
doi:10.1007/978-3-319-07518-1_19
fatcat:j6h4wsxfsbfybfxt2p5w5mbvsq
Scalable I/O forwarding framework for high-performance computing systems
2009
2009 IEEE International Conference on Cluster Computing and Workshops
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POSIX requires extensions to enable efficient noncontiguous I/O. ...
Whereas ZOIDFS can describe noncontiguous I/O in a single function call, POSIX-based ROMIO drivers have to take less efficient approaches, such as data sieving [28] . ...
doi:10.1109/clustr.2009.5289188
dblp:conf/cluster/AliCIKLLRWS09
fatcat:imcs7pkqhza7dpfsckol446fsu
High Performance Block I/O for Global File System (GFS) with InfiniBand RDMA
2006
2006 International Conference on Parallel Processing (ICPP'06)
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We evaluate this new scheme in comparison with our copy based scheme and TCP over the same InfiniBand hardware. ...
performance over 10Gbps InfiniBand network. ...
Several levels of Quality of Service (QoS) are supported in InfiniBand. The Reliable Connection (RC) service guarantees reliable transport and supports RDMA in hardware.
Figure 2. ...
doi:10.1109/icpp.2006.47
dblp:conf/icpp/LiangYP06
fatcat:nyxne57ptbdvfi7jlt4dmhqq4y
AHPIOS: An MPI-Based Ad Hoc Parallel I/O System
2008
2008 14th IEEE International Conference on Parallel and Distributed Systems
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PVFS [15] is an open source parallel file system that targets the efficient access to large data sets. AHPIOS can be used alternatively to these parallel file systems. ...
AH-PIOS virtualizes on-demand available distributed storage resources and allows the files to be striped over several storage devices. ...
The communication inside the file systems and in the MPICH2 was done with TCP/IP sockets over Infiniband. ...
doi:10.1109/icpads.2008.50
dblp:conf/icpads/IsailaBCLC08
fatcat:2jnwgugypvdp7hvoy6242ahrqm
Head-to-TOE Evaluation of High-Performance Sockets over Protocol Offload Engines
2005
Proceedings IEEE International Conference on Cluster Computing
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In addition to 10GigE's advantage with respect to compatibility to wide-area network infrastructures, e.g., in support of grids, our results show that 10GigE also delivers performance that is comparable ...
to traditional high-speed network technologies such as IBA and Myrinet in a system-area network environment to support clusters and that 10GigE is particularly wellsuited for sockets-based applications ...
PVFS supports a set of feature-rich interfaces, including support for both contiguous and noncontiguous accesses to both memory and files. ...
doi:10.1109/clustr.2005.347068
dblp:conf/cluster/BalajiFGNYP05
fatcat:jxxjo3t42rds3nvtktzrow6fei
Mercury: Enabling remote procedure call for high-performance computing
2013
2013 IEEE International Conference on Cluster Computing (CLUSTER)
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In addition, existing RPC frameworks often do not support handling large data arguments, such as those found in read or write calls. ...
Additionally, the network implementation is abstracted, allowing easy porting to future systems and efficient use of existing native transport mechanisms. ...
ACKNOWLEDGMENTS The work presented in this paper was supported by the We gratefully acknowledge the computing resources provided on "Fusion", a 320-node computing cluster operated by the Laboratory Computing ...
doi:10.1109/cluster.2013.6702617
dblp:conf/cluster/SoumagneKZCKAR13
fatcat:gxokjqh45zfmjj4pgazzcdzi64
Bridging the Ethernet-Ethernot Performance Gap
2006
IEEE Micro
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PVFS also supports a set of feature-rich interfaces, including support for both contiguous and noncontiguous accesses to both memory and files. ...
This is likely due to the MPI-Tile-I/O benchmark's noncontiguous data-access pattern, which adds significant overhead. ...
doi:10.1109/mm.2006.48
fatcat:fepv7mvg4vfepdfgcu5tahjskm
Demotion-based exclusive caching through demote buffering
2003
Proceedings of the international workshop on Storage network architecture and parallel I/Os - SNAPI '03
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In this paper, we propose a DEMOTE buffering mechanism over storage networks to reduce the visible costs of DEMOTE operations and provides more flexibility for optimizations. ...
Multi-level buffer cache architecture has been widely deployed in today's multiple-tier computing environments. However, caches in different levels are inclusive. ...
This work was supported in part by Sandia National Laboratory's contract #30505, Department of Energy's Grant #DE-FC02-01ER25506, and National Science Foundation's grants #EIA-9986052 and #CCR-0204429. ...
doi:10.1145/1162618.1162627
fatcat:25cda2vtnnc3xmzhkqxa2573om
I/O performance challenges at leadership scale
2009
Proceedings of the Conference on High Performance Computing Networking, Storage and Analysis - SC '09
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Listed in the top 5 fastest supercomputers of 2008, Intrepid runs computational science applications with intensive demands on the I/O system. ...
In this paper we present a case study of the I/O challenges to performance and scalability on Intrepid, the IBM Blue Gene/P system at the Argonne Leadership Computing Facility. ...
Future work will focus on characterizing system performance over an extended period of time. ...
doi:10.1145/1654059.1654100
dblp:conf/sc/LangCLRHA09
fatcat:ztzndu4sivgbvctctnbkcstnaa
Can MPI Be Used for Persistent Parallel Services?
[chapter]
2006
Lecture Notes in Computer Science
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We also ran experiments to determine the gaps between what the MPI Standard enables and what MPI implementations currently support. ...
The results of our study indicate that MPI can enable persistent parallel systems to be developed with less effort and can provide high performance, but MPI implementations will need to provide better support ...
over Myrinet, the native InfiniBand protocol over InfiniBand. ...
doi:10.1007/11846802_40
fatcat:ejg6zllsizhjxczhl4ec5hadii
High performance support of parallel virtual file system (PVFS2) over Quadrics
2005
Proceedings of the 19th annual international conference on Supercomputing - ICS '05
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In this paper, we explore the challenges of supporting parallel file system with modern features of Quadrics, including user-level communication and RDMA operations. ...
To the best of our knowledge, this is the first work in the literature to report the design of a high performance parallel file system over Quadrics user-level communication protocols. ...
Furthermore, We also would like to thank Drs Daniel Kidger and David Addison from Quadrics, Inc for their valuable technical support. ...
doi:10.1145/1088149.1088192
dblp:conf/ics/YuLP05
fatcat:mpv3r6hmjzd4ben2zioklh2zs4
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