The Qualstar XLS Library System The Simply Reliable Enterprise Library

2 Company Overview Founded: Leading 9-Track Tape Drive Manufacturer Shipped First Library: QBAK (Nasdaq): Financial Strength:- Over $18 million cash - No debt Facilities:- Simi Valley, California - Boulder, Colorado

3 Our Data Storage Products  Tape Libraries: Rackmount and Enterprise Recognized for the industry’s highest reliability in robotic storage Broad industry support 28 Year history in data storage Tape storage is very energy-efficient vs. disk RLS Rackmount Family XLS Enterprise Family

4 N2Power Products  High density, high efficiency AC-DC and DC-DC power supplies  Up to 93% efficiency  High growth market  Six families in popular output configurations  Drivers are worldwide energy concerns and the downsizing of electronic systems XL 125 XL 160 XL 275XL 375

5 Diverse Customer Base STORAGE POWER

6 The Qualstar XLS Library System The Tape Library You Can’t Outgrow

7 The Qualstar XLS Library System

8 XLS-Series The Tape Library You Can’t Outgrow  Highly scalable  Modular design  Cost effective from 400 TB to over 29 PB  Patented architecture  Library managed encryption 3 Petabyte5 Petabytes 8 Petabytes 13 Petabytes 17 Petabytes 20 Petabytes29 Petabytes

9 XLS Models  XLS /  Up to 10 Drives  Up to 762 Tapes XLS w/ MEM2

10 XLS Models XLS XLS XLS  XLS Up to 100 Drives Up to 8,775 Tapes  XLS Up to 160 Drives Up to 9,725 Tapes  XLS Up to 80 Drives Over 11,700 Tapes

11 XLS Modular Scalability  Up to 160 drives  165 slots to over 11,700 slots  In cabinet capacity expansion options  Very economical 535 and 1,075 slot expansion modules  8 Logical Library partitions  Up to 160 I/O slots  Built-in library managed encryption

12 The Revolutionary XLS LRM (Library Resource Module)MEM (Media Expansion Module)  Three “base” modules  Standalone or as nucleus of a larger system  Contains drives, I/O port, storage slots  Contains robotics, control, and power  The “expansion” unit  Attaches to either side of an LRM  Rotating carousel holds 535 or 1,075 cartridges  Transports cartridges between LRM’s

13 XLS Compass Architecture  MEM attaches to LRM  Robot in LRM can reach into MEM  MEMs can be added to either side of an LRM  MEM derives power and control from LRM LRM MEM

14 XLS LRMs  Five models  Easily build large configurations: ~11,700 tapes, over 29 Petabytes uncompressed  Plug-in additional tape drives  One or two 110-slot internal expansion modules per LRM  8 Independent partitions  Built-in encryption key management  Up to 40 I/O slots per LRM*  MEM options: 535 or 1,075 slots each *Model dependent. See Product Specification

15 XLS & XLS DescriptionInframeMax Tape Slots 165 or Drive Bays15 Drive Slots210 I/O Ports12 I/O Slots1020 N+1 PowerOpt- 23” 78.0”

16 XLS ” 78.0” DescriptionStdIn-frameMax Tape Slots ,775 Drive Slots42099 I/O Ports1420 I/O Slots N+1 PowerStd--

17 XLS ” 44.6” DescriptionStdIn-frameMax Tape Slots ,725 Drive Slots I/O Ports2420 I/O Slots N+1 PowerStd

18 XLS ” 44.6” Description StdIn-frameMax Tape Slots8461,05611,730 Drive Slots41679 I/O Ports2420 I/O Slots N+1 PowerStd

19  2 Models:  MEM1: 1,075 cartridges  MEM2: 535* cartridges  Efficient carousel design  Access doors for bulk loading  Power, control and cartridge handling supplied by LRM(s)  Only 5.5 or 8.4 square feet XLS MEM Module MEM1 MEM2 *517 slots with XLS-810xxx models

20 Highly Flexible Configurations  High storage density coupled with flexibility during growth  Less linear movement to access large volumes of cartridges, over 3200 cartridges can be accessed with less than 21” average motion  “Low Impact” robotics are less demanding on the mechanics and requires lower power control systems  Cartridge access performance does not degrade when scaling “I need to expand my XLS library system” “My raw storage needs are outpacing my access needs, I will add another MEM” “I need to add more tape drives to increase my access capability, I will add another LRM” 1 LRM, 1 MEM1 LRM, 2 MEM’s2 LRM’s, 1 MEM 32 drives, 1,550 slots32 drives, 2,625 slots64 drives, 2,025 slots = OR

21 Application Flexibility  Up to 8 independent partitions, connected to hosts via Fibre Host 3 16 drives 1240 cartridges Host 2 4 drives 80 cartridges Host 1 12 drives 1300 cartridges

22 Highly Scalable Solutions ModelDrivesTapesCapacity*TB/sq ft TB TB MEM PB104 * Using LTO 6 Native Capacity

23 Highly Scalable Solutions ModelDrivesTapesCapacity*TB/sq ft PB MEM1 121, PB MEM1 162, PB PB MEM1 322, PB MEM1 644, PB , PB MEM1 82, PB MEM1 85, PB MEM1 1011, PB169 * Using LTO 6 Native Capacity

24 XLS Competitive Features  High density, can exceed 100 cartridges per square foot  Unique scalability with two different LRM configurations  Library managed encryption  Up to 8 partitions  Easily maintained RAS design  X-Link management  Built in self-management features  SNIA SML management capability

25 Unique XLS Technology  Reach 3200 tapes in just 21 inches  Patented Compass Architecture™  No rapid accelerations  Gentle tape handling  Lower power consumption  Independent motion confirmation  Data security  Seismic cartridge restraints  Optical light curtains  Mechanical and electronic door locks  Power-off access sensors  CAN bus internal control

26 XLS Key Features Front serviceable filtered air intake area Five LED status/activity indicators Up to four I/O ports. Each port houses a 10 slot removable magazine 15” Color TFT operator display with touch screen interface Two lockable access doors with windows Door slot option adds 110 storage slots each Drive bays: each holds 4 LTO drives Telnet service ports front and rear for local tech use

27 XLS Key Features N+1 hot swap power system Drive bays may be interchanged with cartridge bays in some models 19” expansion rack option - 6U or 8U (n/a ) Library controller with four dual LIA slots Cartridge bays DataGuard TM built in UPS protects tapes in transit and insures easy library restart , Rear Panel Dual AC input power option Tape drives Dual mirrored disk option

28 XLS Key Features N+1 hot swap power system option Tape drives Library controller with four dual channel LIA slots DataGuard TM built in UPS protects tapes in transit and insures easy library restart Mirrored disks option , Rear Panel Dual AC input power option Optional tape drive bays

29  Single-view local and remote management interface  Multiple simultaneous connections  15” color touch screen  Multi-level password protection and administration settings  Wizards for partition set-up and common administration operations  Software and firmware revision management  Remote backup for user configuration  Browser-based GUI X-Link Management

30 X-Link Support Tools  “Phone Home” event notification  Assign by partition  Assign by event class  Can send to Qualstar Tech Support  Remote diagnostics  Tech Support via Internet  Requires firewall permission  Complete view and status of physical hardware  Drill down to specific components  Help System  Context sensitive  Searchable  Online manuals  On XLS  On website

31 High Availability  Maximum data availability  Hot-swappable drive modules (Fibre)  Hot-swappable power supplies  All door interlocks have capability to sense an “access event”, even when the library system power is off  Eliminates unnecessary time consuming media re- inventories  Access event causes a more intensive internal hardware configuration audit during POST  “Out of band” health checks integrated into management system  Ability to run intensive system certification diagnostic

32 Data Guard™  Protects media if power lost  Always moves tape to a safe position  Prevents media damage  Battery pack insures orderly shutdown  Linux system closes cleanly  System state saved  Orderly restart assured  No re-inventory required

33 Broad Industry Support  CA  CommVault  EMC Legato  FalconStor  FileTek  Front Porch Digital  HP  IBM Tivoli  HPSS  Microsoft  NetApp  StorNext  QStar  Roxio  Symantec  Syncsort  Xendata and many more

34 XLS / Enterprise Scalability Qualstar XLS XLS Number of Slots Quantum i500/ IBM TS3310 Oracle SL500

35 XLS , & Scalability Quantum i6000 IBM TS3500 Oracle SL 3000 Qualstar XLS Number of Slots ,000 11,000 12,000 Spectralogic T950

36 XLS / vs. Competition Library Model Entry Cartridges Max Capacity Maximum Tape Drives Maximum I/O Slots Library Partitioning Remote Notification Average move time in seconds Average power in watts Warranty – Years Free Lifetime Tech Support XLS / Std 13>5003Yes Quantum i500 / IBM TS Std ??1,7501No Oracle SL Opt ??980?1No

37 XLS , and vs. Competition Library Model Entry Cartridges Max Cartridges Max Drives I/O Max. Slots Built-in Encryption Library Partitioning Remote Notification Average move time in sec Average powerin watts Density per sq. ft. Warranty - Years Free Lifetime Tech Support XLS , ~11, Std Yes Quantum i ,30096 $$$Std ?? 701No IBM TS , $$$Std ?? 561No SpectraLogic T , Std ??1, No Oracle SL , $$$Opt ??1,200621No Oracle SL85001, , $$$Opt 5??281No

The Qualstar XLS Library System The Simply Reliable Enterprise Library