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Serial Attached SCSI Architecture

Key Serial Attached SCSI Features Serial Attached SCSI Topology Multiple Pathways Allow Concurrent Operation Maximum Expander Device Topology Two Edge Expanders Typical Serial Attached SCSI Configuration Out of Band Signaling (OOB) Serial Attached SCSI Expander Operation (with SAS drives) Serial Attached SCSI Expander Operation (with SATA drives) Serial ATA Command Queuing and Serial Attached SCSI… Read more »

FOSE 2010 “SAS & SATA Change the Face of Enterprise Storage”

FOSE 2010 “SAS & SATA Change the Face of Enterprise Storage” Marty Czekalski (March 2010 – pdf) OEMs, System Builders, and End-Users are deploying the feature-rich capabilities of Serial Attached SCSI (SAS) to extend Direct Access Storage (DAS) architectures beyond the traditional usage models. Functioning as a storage solution backbone, SAS allows large numbers of… Read more »

SAS & SATA Combine to Change the Storage Market

SAS & SATA Combine to Change the Storage Market (PDF) Harry Mason – Director Industry Marketing, LSI Corporation Marty Czelkalski – Interface & Emerging Architecture Program Manager, Seagate Technology Serial Attached SCSI (SAS) allows systems to be built that accommodates large numbers of either SAS and/or SATA hard disk drives. This presentation, intended for OEM,… Read more »

Advanced Connectivity Market Roadmap for SAS

Ultra320 SCSI gave way to 3Gb/s SAS (2005-06) 6Gb/s SAS was announced in 4Q08 6Gb/s SAS systems now shipping with full scale deployment expected 4Q09-1Q10. 6Gb/s SAS advances dramatically in external storage shipments Drive attach: significant penetration Host attach: steadily growing … the need for improved host connectivity is driving SAS Advanced Connectivity Roadmap Download… Read more »

SNW Europe “SAS & SATA” Combine to Change the Storage Landscape”

SNW Europe “SAS & SATA” Combine to Change the Storage Landscape” Harry Mason & Marty Czekalski (October 2008 – pdf) Serial Attached SCSI (SAS) allows systems to be built that accommodates large numbers of either SAS and/or SATA hard disk drives. This presentation, intended for OEM, System Builders and End-Users, describes the capabilities of the… Read more »

6Gb/s SAS — Industry Rollout

6Gb/s SAS — Industry Rollout Marty Czekalski (September 2008 – pdf) Industry Objectives: Preserve 3Gb/s SAS usage models Maintain 1.5Gb/s & 3Gb/s SATA/SAS compatibility Improve storage system RAS attributes Reduce the number of cabling connections options Double transfer rate Improve cost/performance & power/bandwidth ratio Reduced # of connections per Gb/s Eventual compatibility with 6Gb/s SATA… Read more »