Upload
hoangdieu
View
223
Download
2
Embed Size (px)
Citation preview
2 © Copyright 2012 EMC Corporation. All rights reserved.
TRANSFORMING MIDRANGE STORAGE: VNX AND VNXE Iztok Sitar Sr. Technology Consultant EMC Slovenia
4 © Copyright 2012 EMC Corporation. All rights reserved.
FLASH Drives New Designs
A little FLASH Goes A Long Way
Virtualization has Changed Everything 60% Flash
VNX and VNXe is Transforming IT Lessons Learned From The Past 12 Months…
5 © Copyright 2012 EMC Corporation. All rights reserved.
0
0,2
0,4
0,6
0,8
1
1,2
0 0,5 1 1,5 2 2,5
IOPS
per
$
GB per $
Drive ROI 200GB SSD
600 GB 15K HDD
3000 GB NL-HDD
Storage System Design is Book-ended by Opposite Technologies FLASH Transformed Storage
GB IOPSNL-HDD 3.000 9015K HDD 600 180SSD 200 5.000
3,000
90 600 180 200
5.000
Drive Capacity & IOPS
5X better than 15K HDD
28X better than 15K HDD
SSD
15K HDD
NL HDD
6 © Copyright 2012 EMC Corporation. All rights reserved.
Storage System Design is Book-ended by Opposite Technologies FLASH Transformed Storage
GB IOPSNL-HDD 3.000 9015K HDD 600 180SSD 200 5.000
3,000
90 600 180 200
5,000
Drive Capacity & IOPS
SSD
15K HDD
NL HDD 0
0,2
0,4
0,6
0,8
1
1,2
0 0,5 1 1,5 2 2,5
IOPS
per
$
GB per $
Drive ROI 200GB SSD
600 GB 15K HDD
3000 GB NL-HDD
54X better than
SSD
15X better than
NL-HDD
LOWEST
$/IO SSD
$.99/IO
LOWEST
$/GB NL-HDD $.43/GB
7 © Copyright 2012 EMC Corporation. All rights reserved.
Delivering Lowest $/IOPS and Lowest $/GB – simultaneously!
Optimize ROI with Hybrid Arrays
Max System IOPS
System Scale
Tran
sact
ions
Add SSDs for more IOPS
Add HDDs for more Capacity
FAST
8 © Copyright 2012 EMC Corporation. All rights reserved.
IO Exhibits Preference and
DATA Activity Falls Over Time
? HOW MUCH
FLASH?
DATA SKEW
Server Virtualization has made FLASH and FAST Mandatory Virtualization DID Change Everything
SSD NL-SAS SAS
Dynamic, Self-optimizing Storage Pools
Based On Actual Data Activity
Oracle Exchange SQL OracleI ExchangeI SQLI
100% AUTOMATED
FAST Cache & FAST VP
9 © Copyright 2012 EMC Corporation. All rights reserved.
Short Long
Data Shelf-Life
Hig
h Lo
w
Dat
a G
row
th 4%
2%
12%
7%
5%
A Little FLASH Goes a Long Way…
10 © Copyright 2012 EMC Corporation. All rights reserved.
The Hybrid Storage Systems In Action Transformed Capacity & IOPS Ratios
CAPACITY DISTRIBUTION
TRANSACTION DISTRIBUTION
47% of IOPs is serviced by 1% of Capacity
11 © Copyright 2012 EMC Corporation. All rights reserved.
Transforming Throughput
0
2.000
4.000
6.000
8.000
10.000
12.000
14.000
NL 15K NL + SSD
4.654
8.136 7.148
6.410
SSD IOPs Non-SSD IOPs
IOP
s Throughput (IOPs)
+75%
+67%
Throughput (IOPs)
75% increase from NL to 15K 67% increase from 15K to SATA-SSD Total a 3X increase in throughput
12 © Copyright 2012 EMC Corporation. All rights reserved.
Concentrating Workloads On SSDs Offloads HDDs Transforming Service Times
0
1
2
3
4
5
6
7
8
9
10
11
12
12:00 1:00 2:00 3:00 4:00 5:00 6:00 7:00 8:00 9:00 10:00 11:00 12:00 1:00
Ser
vice
Tim
es (
ms)
NLonly
15K NL + SSD
SSD
Offloading IOPs to SSD allows NL-HDD to provide lower service times
13 © Copyright 2012 EMC Corporation. All rights reserved.
05
1015202530354045
2007 2008 2009 2010 2011* 2012
NL
%
NL Adoption
A Dramatic Shift from 15K to Lower Cost Near-Line Storage Transforming Consumption
FAST cache introduced in Q2 2011
Near-Line growth rate increased by 147%
15K growth rate decreased by 40%
14 © Copyright 2012 EMC Corporation. All rights reserved.
FLASH 1st Lowers Capacity Cost Transforming CapEx
2009 2010 2011* 2012
$ per GB
75% reduction in CapEx
15 © Copyright 2012 EMC Corporation. All rights reserved.
RAID Levels Should Not be Pool-specific…
Transforming Storage Pool Efficiency
SSD NL-SAS SAS
RAID
6 RAID
6 6 + 2 RAID
6 6 + 2 + 6 2
Lowest Common Denominator Across Pool
16 © Copyright 2012 EMC Corporation. All rights reserved.
RAID Levels Should be Tier-specific…
Transforming Storage Pool Efficiency
SSD NL-SAS SAS
RAID Levels are now Intermixed Within the Pool
38% LOWER
STARTING COST
RAID
5 RAID
6 RAID
5 4 + 1 + 6 2 4 + 1
17 © Copyright 2012 EMC Corporation. All rights reserved.
More Usable Capacity – Less Overhead
Transforming RAID Efficiency
MORE EFFICIENT RAID 5
15K HDD or SSD
+ 1 8
MORE EFFICIENT RAID 6
7,200 RPM NL HDD
+ 2 14
4 + 1
TRADITIONAL RAID 5
15K HDD or SSD
TRADITIONAL RAID 6
6 + 2 7,200 RPM NL HDD
18 © Copyright 2012 EMC Corporation. All rights reserved.
Mix & Match Different RAID Sets Inside Pools
Transforming Storage Pool Efficiency
SSD NL-SAS SAS
• SMALL SETS FOR SSD
• LARGE SETS FOR NL HDD
4 + 1 RAID
5 8 + 1 RAID
5 + 2 14 RAID
6
38% LOWER
STARTING COST
17% OVERALL SAVINGS
19 © Copyright 2012 EMC Corporation. All rights reserved.
WHEN RUNNING FAST VP WHEN ADDING NEW DRIVES
FAST VP Auto Balancing™ of Tiered Drives Transforming Storage Pool Performance
2X IMPROVEMENT
FAST VP Auto Balancing™
SSD NL-SAS SAS
Better and more even resource utilization Maximum tier performance aggregation
AUTO BALANCE
20 © Copyright 2012 EMC Corporation. All rights reserved.
Start HIGH, then AUTO-TIER
SSD NL-SAS SAS
Improved FLASH 1st Policy Transforming Storage Pool ROI
“HOT” HIGH
ACTIVITY
“COLD” LOW ACTIVITY
Dat
a A
ctiv
ity
Data Age
HIGH TEMPERATURE AS DEFAULT WEIGHT
NEW DEFAULT POLICY
Lowest $/IO and $/GB through-out data’s life
22 © Copyright 2012 EMC Corporation. All rights reserved.
SSD NL-SAS SAS
Transforming Application Protection
SNAPs of
SNAPs
LUN
Mon Tues Wed Thur
9:00 AM
Wed
Dev/ Test
Backup Analysis Other
…
…
… 10:00
AM
GOLD
SILVER
BRONZE
256 SNAPs per
LUN
23 © Copyright 2012 EMC Corporation. All rights reserved.
INTRODUCING THE VNXe3150
50% MORE PERFORMANCE AND CAPACITY PER RACK UNIT
24 © Copyright 2012 EMC Corporation. All rights reserved.
Transforming ROBO: Unisphere™ Remote Installs In Minutes. Manages More Than 1,000 VNX’s & VNXe’s.
Central IT
Remote Office
25 © Copyright 2012 EMC Corporation. All rights reserved.
New Strategic Partnership
vCenter Operations
27 © Copyright 2012 EMC Corporation. All rights reserved.
FUTURE
NETWORK
5M IOPS
5M IOPS CONTROLLER
FLASH POOL
NOW
NETWORK
5M IOPS
200K IOPS CONTROLLER
FLASH POOL
PAST
NETWORK
200K IOPS
180K IOPS CONTROLLER
HDD POOL
FLASH 1st is the Only Option
FLASH Implications on Hybrid System Design
28 © Copyright 2012 EMC Corporation. All rights reserved.
Exponentially Growing Design Centers for Midrange Storage
Transforming the Future
40K 200K
1M
5M
CLARiiON VNX VNX2 VNXFUTURE
IOPS
1 4
16
64
CLARiiON VNX VNX2 VNXFUTURE
PBs Capacity
3 12
28
112
CLARiiON VNX VNX2 VNXFUTURE
GB/sec Bandwidth
64X MORE EACH
DECADE
64X LARGER
EACH DECADE
125X FASTER EACH
DECADE
NOW NOW NOW