Tài liệu Data center pptx

Data Center 2 When devices speak different languages 3 Building Control Systems Security Devices HVAC, Power and Lighting Manufacturing 4 Preamble 8 bytes Destination 6 bytes Source 6 bytes Type 2 bytes Data 46-1500 bytes CRC/FCS 5 Bytes Ethernet Packet Common Ground - Packets are just like letters 5 VOICE CIRCUIT D A T A V O ICE D A T A V O I C E I P P L A T F O R M Carrier meets Enterprise 6 When devices speak a common language 7 Building Control Systems Security Devices HVAC, Power and Lighting Manufacturing 8 Today’s Emerging Network – More Networked Devices than Users • Early History of Networking – Multiple Users Shared Computing Resources: User to Device Ratio 1:5 or more • Recent History – All Users had a computer: User to Device Ratio 1:1 • Emerging Network – All Users have a computer, IP Telephone, add to this IP Security Cameras, WiFi Access Points, Intelligent Building Networks: User to Device Ratio begins to exceed 3:1 – In excess of three networked devices for each user and growing! • What are the implications of this ratio on our Networks? 10:1 9 Baseline IP Bursty VoIP WAP Security Lighting HVAC Total IP Convergence Drives Data Center Growth More Networked Devices drive additional Equipment in Data Center Data Centers [...]... low density LANs and expect them to perform to the level required in a Carrier Data Center 25 Reliability of Data Center Equipment is Directly Tied to Proper Cooling Cables blocking air inlets and exits will raise the temperature of switches and servers lowering their reliability! 26 Data Center Design Observations • Data Centers are fundamentally different from typical LANs in that they require… –... 99.995% availability 0.4 Hours of downtime annually 32 Data Center Reliability Tiers 33 Data Center vs Commercial Building Standards • TIA-568 - Commercial Building Wiring Standard – Covers the design topology and performance requirements for structured wiring inside a Commercial Building – Inadequate information with regards to Data Centers – Data Center Design Topology is different from Commercial Buildings... Solutions 27 Data Center Defined • A Data Center is dedicated area within a building for connecting servers • or it can be defined as the Central Office/Exchange • Key Functions/Applications – Storage of important data (websites, transactions, video, voice, logs, records) – 24x7x365 immediate access to information from anywhere – Reliability and Redundancy 28 Trends impacting All Data Centers • IP... Availability – The “five nines” ! Voice 99.999% Video Storage 99.999% 99.999% Data Multi Media 99.5% 99.999% Building Automation 99.999% 31 Data Center Reliability Tiers Tier I - Data Center (Basic) • Single path for power and cooling distribution, no redundant components, 99.671% availability 28.8 Hours of downtime annually Tier II - Data Center (Redundant Components) • Single path for power and cooling distribution,... Mainly used for Email and data storage 12 Carrier Meets Enterprise • Telephone Exchanges/Central offices are evolving into Data Centers 13 Data Centers emerge • Server numbers increased • More Space required • Availability and Power • Density increased and heat started be become a concern • Centralized applications and storage start to become a critical part of doing business 14 Data Centers of Today • Blade... to Data Centers – Data Center Design Topology is different from Commercial Buildings – Standards body recognized this and created a Data Center specific standard, namely TIA-942 34 TIA-942 Data Center Standard TIA-942 - Telecommunications Infrastructure Standard for Data Centers • Site selection and sizing • Cabling infrastructure administration • Architectural and structural considerations • Security... components, 99.741% availability 22 Hours of downtime annually Tier III - Data Center (Concurrently Maintainable) Carrier Grade entry level level • Multiple power and cooling distribution paths, but only one path active Redundant components, concurrently maintainable, 99.982% availability 1.6 Hours of downtime annually Tier IV - Data Center (Fault Tolerant) • Multiple active power and cooling distribution... = Optimal Performance of Servers and Switches 22 Proper Cooling Techniques Proper Data Center Design deployment of Hot Aisle/Cold Aisle Cooling – Good Airflow/Proper Cooling = Optimal Performance of Servers and Switches 23 Good Product, Bad Practices But what happens if poor cable management blocks airflow? 24 The Data Center Design Dilemma: Density vs Manageability and Reliability Fundamentally, you... high density space • Consultants in the Data Center arena are becoming more specialized as a result • Again, designs must be followed to the letter 20 New Products to suit the needs • Equipment racks with dedicated cooling solutions are starting be emerge • Density is being addressed • Airflow access becomes critical 21 Proper Cooling Techniques Proper Data Center Design deployment of Hot Aisle/Cold... for our product lines – Why? 29 Blades increase the density of cabling in the data center • Blade Servers, Switches and Clients: – Increase density of cabling as there are physically more devices per cabinet – Increase heat generated in cabinet (Airflow becomes more important) 30 Bringing the Two Together • Typical Enterprise Data Network – 99.5% Availability • Typical Carrier Voice Network – 99.999% . HVAC Total IP Convergence Drives Data Center Growth More Networked Devices drive additional Equipment in Data Center Data Centers 11 Telephone Exchange. used for Email and data storage 13 Carrier Meets Enterprise • Telephone Exchanges/Central offices are evolving into Data Centers 14 Data Centers emerge •