PPT-OpenFabrics 2.0

Author : stefany-barnette | Published Date : 2017-06-06

Sean Hefty Intel Corporation Claims Verbs is a poor semantic match for industry standard APIs MPI PGAS Want to minimize software overhead ULPs continue to desire

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OpenFabrics 2.0: Transcript

Sean Hefty Intel Corporation Claims Verbs is a poor semantic match for industry standard APIs MPI PGAS Want to minimize software overhead ULPs continue to desire additional functionality. Sean Hefty. Intel Corporation. Claims. Verbs is a poor semantic match for industry standard APIs (MPI, PGAS, ...). Want to minimize software overhead. ULPs continue to desire additional functionality. Sean Hefty. Intel Corporation. (Scalable) Fabric Interfaces. Q: What . is implied by incorporating interface sets under a single framework. ?. Objects exist that are usable between the interfaces. Isolated interfaces turn the framework into a complex . . Requirements. Chen Zhao, Frank Yang. NetApp, Inc.. Storage Interconnect Requirements. Multi-destination RMA operation with reliable unconnected transport. 2. www.openfabrics.org. Storage Interconnect Requirements. – test framework ideas/suggestions. Howard Pritchard . – LANL. LA-UR-1426578. www.openfabrics.org - OFI WG F2F - 8/2014. 1. Topics. Current state of . fabtests. Test suites for similar RDMA network protocols. 1.0. Sean Hefty. Intel Corporation. Pre-. OpenIB. Multiple IB vendors each with a proprietary software stack. Multiple versions of the ‘verbs’ interface. Binary incompatible. Formation of . OpenIB. Intel Corporation. Claims. Verbs is a poor semantic match for industry standard APIs (MPI, PGAS, ...). Want to minimize software overhead. ULPs continue to desire additional functionality. Difficult to integrate into existing infrastructure. Intel Corporation. Claims. Verbs is a poor semantic match for industry standard APIs (MPI, PGAS, ...). Want to minimize software overhead. ULPs continue to desire additional functionality. Difficult to integrate into existing infrastructure. January, 2015. Kernel OpenFabrics Interface. KOFI Mission. Future proof the kernel fabric stack (ibverbs) with a fabric independent framework.. Migrate fabric I/F from device specific to higher level message passing semantics.. February, 2015. Kernel OpenFabrics Interface. kOFI Framework. k. OFI Framework. k. OFI API. k. ernel IBverbs. iWarp. InfiniBand. k. OFI API. k. OFI Providers. Device Drivers. Ethernet. RDS. kSocket. RoCE.

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