super-size your vdi with active flash
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© Hitachi Data Systems Corporation 2015. All rights reserved.1 © Hitachi Data Systems Corporation 2015. All rights reserved.1
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Super-Size Your VDI with Active FlashPaula Phipps, Anahad Dhillon
© Hitachi Data Systems Corporation 2015. All rights reserved.2
VDI Needs
PERFORMANCE SCALABILITY
VDI systems must quickly
add new users
AVAILABILITY
The more VDI users, the more
downtime will cost
Peak time and steady state(Boot and log-in
storms)
500 800
1500 2000 SAVE $$$$$$$$$$$$
© Hitachi Data Systems Corporation 2015. All rights reserved.3
Very Large VDI Environments
SCALE @ About 2K seats you need super powers
STORMS More seats = more latency
© Hitachi Data Systems Corporation 2015. All rights reserved.4
Regular VDI
Hitachi VDI Solutions
UCP 1000
UCP
Super-Size VDI
UCP 4000
UCP 1000
UCP
UCP 1000
UCP
UCP 1000
UCP*
* UCP = Hitachi Unified Compute Platform
© Hitachi Data Systems Corporation 2015. All rights reserved.5
Super VDI with Active Flash
Thousands of Seats
UCP 4000
SUPER SIZESUPER PERFORMANCESUPER AVAILABLE
© Hitachi Data Systems Corporation 2015. All rights reserved.6
Performance and Efficiency Evolution
Dynamic provisioning•Thin provisioning for efficiency•Wide striping for performance
Flash POOL
SAS POOL
NL-SAS POOL
DP-VOL 3
DP-VOL 2
DP-VOL 1
Dynamic tiering• Automatically moves the most
active data to the fastest tier for maximum performance; least active to lower-cost tiers
• 30-minute to 24-hour cycle time• Inherits HDP* advantages
Flash
SAS
NL-SAS
HDT** Pool 1
DP-VOL 1
Tier 0
Tier 1
Tier 2
Active flashReal-time − seconds to sub-seconds cycle time• HDT with LOWER RESPONSE TIME
capabilities • Inherits HDT, HDP advantages
Flash
SAS
NL-SAS
HDT Pool 2 DP-VOL 2
Tier 0
Tier 1
Tier 2
Active Flash: Suddenly Active Data
* HDP = Hitachi Dynamic Provisioning ** HDT = Hitachi Dynamic Tiering
© Hitachi Data Systems Corporation 2015. All rights reserved.7
Time (t)
10:00 10:309:30
Changing I/O load to a page
Average I/O load in a recent period (latest few seconds) Increased suddenly
Tier0 Tier1Tier1
Relocate to Tier0
I/O L
oad
of P
age
(Ｉ
ＯＰ
Ｓ)
HDT active flash feature
What Is the Hitachi Dynamic Tiering (HDT) Active Flash Feature?
Average I/O load in a long period (latest few days) Stable/continue
© Hitachi Data Systems Corporation 2015. All rights reserved.8
Dynamic Tiering Active Flash Feature for VDI
Tier 0SSDFlash
Tier 1
SAS 10K
Tier 2NL-SAS
Cos
tPe
rfor
man
ceActive Flash
Boot and Log In
Inactive Seat
Steady State
500 500 500 500
2000 Seat VDI
Point-in-time VDI scenario
© Hitachi Data Systems Corporation 2015. All rights reserved.9
Dynamic Tiering Active Flash Feature Aligns to Business Timing
No special configurations or dedicated flash hardware required
Time to log in
Data that becomes highly active gets a performance boost in real time
High-Activity Boot Storm Inactive VDI Data 8:01 a.m.
Hey, this isn’t my typical workload. This is very, very active!
Boot Storm!
VALUE Automate performance and maximize flash ROI
Boot Storm!
© Hitachi Data Systems Corporation 2015. All rights reserved.10
Available and Resilient
24/7 Zero RPO
© Hitachi Data Systems Corporation 2015. All rights reserved.11 © Hitachi Data Systems Corporation 2015. All rights reserved.11
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