1. S&T Bulgaria Lyubomir Yanchev Storage Solutions Consultant INTERNATIONAL NUCLEAR FORUM BULGARIAN NUCLEAR ENERGY – NATIONAL, REGIONAL AND WORLD SAFETY 28 th -30 th May 2008, Riviera complex, Varna Protection of the information in case of crises and accidents. www.snt.bg

2. AT HU CZ SK PL UA RU LV SI HR BA YU RO MD BG MK S&T Bulgaria GR S&T Bulgaria Employees – 50 Certified Consultants - 6 Certified Support Engineers – 14

3. Implementation and support of a Business Critical Systems Medical Systems Servers, workstations Storage Systems Enterprise Systems Net/Security services Business Solutions SAP Business Systems S&T Bulgaria - partners HA and DR Software Development Trainings

4. Disaster Jon William Toigo Chairman, Data Management Institute 2005 Any interruption in the normal access to a valid set of data used by applications and end users to execute mission critical business processes for an unacceptable period of time.

5. Could you survive a disaster? 25% of companies have a plan 60% of plans are never tested

6. The threat of data loss can’t be ignored Risks: –High cost of data loss and downtime –70% of businesses fail after major data loss Needs: –High availability and fast data recovery –Recovery Time Objective (RTO)‏ and Recovery Point Objective (RPO)‏ close to zero –Data recovery plans and procedures

7. The Challenge: Information Availability Source: META Group The Cost of Downtime: Millions of Dollars in Lost Revenue $1.1M $1.2M $1.3M $1.5M $1.6M $2.0M $2.6M $2.8M $3.6M $6.5M $1.6M RETAIL BROKERAGE POINT OF SALE ENERGY CREDIT CARD SALES AUTHORIZATION TELECOMMUNICATIONS CALL LOCATION MANUFACTURING FINANCIAL INSTITUTIONS INFORMATION TECHNOLOGY INSURANCE RETAIL

8. Protection of the information in case of crises and accidents based on the unique technologies and innovations : Intelligent HA arrays of data Data duplication softwares HA Clusters

9. Protection of the information in case of crises and accidents. Intelligent HA arrays of data

10. Volume Copy Terms Complete point in time replication of one Volume (source) to another (target) within a Storage Subsystem Source = Volume that accepts host I/O and stores application data Target = Volume that maintains a copy of the data from the source Copy Pair

11. Snapshot - a logical point-in- time image of another volume. Logical equivalent of a complete physical copy Logical Disk Space Snapshot Terms Storage System Base Volume - the volume from which the Snapshot will be created Physical Disk Space Repository – stores original blocks from Base before they are overwritten with new data Physical Disk Space A point-in-time (PiT) image of a volume > Logical equivalent of a physical copy

12. SRDF/S and SRDF/A The Industry’s Most Complete Remote-Replication Family State-of-the-art remote-replication solutions SRDF/Synchronous  No data exposure  Some performance impact  Limited distance Source Limited distance 1 4 2 3 Target SRDF/Asynchronous  Seconds of data exposure  No performance impact  Unlimited distance  Self-healing capabilities Source Unlimited distance 1 23 Target 4

13. THANK YOU Lyubomir Yanchev Phone : +359888676799 Storage Solutions Consultant l.yanchev@snt.bgl.yanchev@snt.bg S&T Bulgaria www.snt.bgwww.snt.bg