STORAGE FOUNDATION CAPABILITIES YOU ABSOLUTELY NEED … B07.pdf · SYMANTEC VISION 2012SA 1 ... Regional Product Manager STORAGE FOUNDATION CAPABILITIES YOU ABSOLUTELY NEED TO KNOW

1 SYMANTEC VISION 2012 SA-B07 SF Capabilities You Absolutely Need to Know about!

Chris Atkinson Regional Product Manager

STORAGE FOUNDATION CAPABILITIES YOU ABSOLUTELY NEED TO KNOW ABOUT!

Oscar Wahlberg Product Manager

Symantec™

Vision 20

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2 SYMANTEC VISION 2012

Storage Efficiency

Storage Operations

Availability & Performance

Agenda Symantec™

Vision 20

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SA-B07 SF Capabilities You Absolutely Need to Know about!

http://www.iconfinder.com/icondetails/40763/128/


Storage Efficiency



4 SYMANTEC VISION 2012 4

SYMANTEC VISION 2012

Deleted Space

File System

3 Key Benefits of Thin Storage Avoids initial over provisioning Shared pool efficiency Run “leaner” with regular reclamation

Deleted Consumption Consumption

Maximising Your Thin Investment

Other Hosts

Volume

File System

Thin Pool

Blocks

Volume

Over Provisioning

Rigid Allocation

Oversized











File System

Volume

Deleted Space Still Allocated

“Zero” Block Writes

Reclamation Process Barriers Performance impact Reclamation efficiency Capacity exhaustion risk

File System Scan

Array Side Pool Scans


Blocks

Thin Pool

Over Subscription Risk




http://www.iconfinder.com/icondetails/8938/128/cog_gear_preferences_system_icon









Veritas Operations Manager


Array API Reclaim

Blocks

Thin Pool

File System Veritas Storage Foundation

Avoids Full Pool Scan

Maintain your “Lean” storage investment Performance Risk Avoided Capacity Risk Avoidance Optimised Reclamation

Reporting & Alerting











Leveraging Compression Efficient Compression Barriers

Operationally cumbersome

Inefficient targeting

Performance impact

High feature costs (Oracle)

File System

Unintelligent selection Expensive Option Management & Reporting Performance Impact




Veritas File Systems

BLK BLK BLK BLK BLK BLK BLK BLK BLK BLK BLK BLK

Decompress

EXTENT EXTENT EXTENT

FILE

DIRECTORY

FILE

Compress Compression Advisor

Leveraging Compression

Flexible Targeting

Off Host Capability




SFDB: Compression Advisor

$ sfae_comp_adm -o display

Tablespace Datafile Amount of Amount of

Data Read Data Written

(bytes) (bytes)

USERS /data/invest/users01.dbf 654361 80960

TBS /data/invest/tbs01.dbf 4361642 2109603



$


Display candidates in order of IO Use data from Oracle AWR snapshots




$ sfae_comp_adm -o display -c

Tablespace Filename Filesize Compression

Ratio (%)

USERS /data/db1/users01.dbf 400.01 MB 54.69%

TBS /data/db1/tbs01.dbf 256.00 GB 85.93%

TBS /data/db1/tbs02.dbf 256.00 GB 92.71%

$

$ sfae_comp_adm –o compress_datafiles users01.dbf

$ sfae_comp_adm –o compress_datafiles tbs01.dbf tbs02.dbf

$ sfae_comp_adm –o compress_datafiles -t STORAGE_TIER_N

$


SFDB: Compression Advisor




Select Targets 1 Configure Resources 2 Track & Control 3

Simple 3 step compression management workflow









Reports highlighting the space saving from compression

12

TOP 10 – Host Benefit 1 TOP 10 – FS Benefit 2

12






File System Compression Improvements

Clear visibility and reporting

Tie usage to compression targets

Avoid compression overheads

Avoid costly 3rd party options


Avoid Compression Costs


Management & Reporting Effective Targeting Off Host Capability



Storage Operations




Accelerate Deployment Operations

Sources Of Risk, Cost & Delay

Service Delivery

Apply Standard 2

Validate Deployment 3

Validate Resources 1

Service Development

Deployment Mechanisms 2

Document Configuration 1








Storage Selection 1


Volume Creation 2

File System Creation 3


Key Features

Mandate Prerequisites

“Fingerprint” existing configurations

Human Input options

Automatic configuration



Benefits

Accelerate service delivery

Avoid configuration risk

Reduce operational overheads


Template Configuration 1

Service Development

Apply Template 1

Service Delivery




Securely De-Provisioning Storage SAN Data Security Risk

Array Replacement

Disaster Recovery Exercises

Cloud Storage Deployments

Regulatory Compliance

Identify Decommissioning LUNs

multiple pass overwrite

Safely map LUN to new host







testhost76# vxdiskunsetup -o shred=3 hds9970v0_164

disk_shred: Shredding disk hds9970v0_164 with type 3

disk_shred: Disk raw size 2461040640 bytes

disk_shred: Writing 37552 (65536 byte size) pages and 32768

bytes to disk

disk_shred: Wipe Pass 0: Pattern 0x35

disk_shred: Wipe Pass 1: Pattern 0xca

disk_shred: Wipe Pass 2: Pattern 0xab

disk_shred: Shred passed random verify of 131072 bytes at

offset 545890304

real 1m46.40s

user 0m0.65s

sys 0m7.09s

testhost76#

Securely De-Provisioning Storage

Three passes over this 2.5GB LUN took 1m46s



Availability & Performance




Native/Cluster FS Data

APP

Clients

Storage Failure (e.g. LUN mapping, path fail)

Impact Of Storage Node Outage

Capacity degradation Entire service interrupted

SAN Redundancy

Application Recovery Phase

Application failure

Outage/Service Capacity Lost

APP

Connections Interrupted








Veritas Cluster File System Data

Symantec I/O Shipping Technologies

No Service interruption

Minimises service capacity loss

Network I/O Shipping

APP Application

Recovery Phase

Clients processing continues

Storage Failure (e.g. LUN mapping, path fail)

APP

Connections Maintained

22

SAN Redundancy








Cli?



File System Optimisation & Recovery

Native Tool Limitations

Narrow Windows

Ignore Free Space

Performance Impact

Slow Process

Fsck

Defrag






File System Optimisation Improved Reporting

Incremental defragmentation

Free space defragmentation

slurver# fsadm –E /mnt3

Free Extents by Size

1: 2077988 2: 2104073 4: 1371895

8: 2226679 16: 1618029 32: 1000385

64: 53134 128: 1667 256: 480

512: 352 1024: 302 2048: 244

4096: 172 8192: 107 16384: 76

32768: 122 65536: 5 131072: 0

262144: 0 524288: 0 1048576: 0

2097152: 0 4194304: 0 8388608: 0

16777216: 0 33554432: 0 67108864: 0

134217728: 0 268435456: 0 536870912: 0

1073741824: 0 2147483648: 0

slurver#




Improved Reporting

Incremental Fragmentation

Free space defragmentation

File System Optimisation

slurver# fsadm –E /data

File System Extent Fragmentation Report

Free Space Fragmentation Index : 80

File Fragmentation Index : 60

# Files Fragmented by Fragmentation Index

0 1-25 26-50 51-75 76-100

7838181 3774 82836 281144 8080449

slurver#

slurver# fsadm –E –f /data/datafile

File Fragmentation Report

# File # File # Blocks Fragmentation

Blocks Extents In Indirects Index

2113383 66 8 17

slurver#




Progress Reporting Multi-threaded for improved performance Integration with VxCompress

File System Recovery

slurver# fsck –t vxfs –o full,status /dev/vx/rdsk/sdg/volcv2

Log replay in progress

retry 0:pass0:structural fileset

checking structural files : 100%

retry 0:pass1:primary fileset

checking inode sanity and blocks for attribute ilist : 100%


checking inode sanity and blocks for primary ilist : 100%

retry 0:pass1d:primary fileset

checking extended attributes : 100%

retry 0:pass1e:structural fileset

processing RCQ and RCT files : 100%


checking directory linkage : 100%

retry 0:pass2b:primary fileset

validating dotdot attributes : 100%

slurver#



Then Wrap Up........... SA-B07 SF Capabilities You Absolutely Need to Know about!


Summary Maximise Thin Investment

Reduce Storage Consumption

Speed Storage Deployments

Simplify Decommissioning Events

Mitigate SAN Incidents

Optimise & Recover Faster




Chris Atkinson [email protected]

START TAKING ADVANTAGE OF THESE KEY SF FEATURES TODAY!

Oscar Wahlberg [email protected]

Thank You! Symantec™

Vision 20

12


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STORAGE FOUNDATION CAPABILITIES YOU ABSOLUTELY NEED … B07.pdf · SYMANTEC VISION 2012SA 1 ... Regional Product Manager STORAGE FOUNDATION CAPABILITIES YOU ABSOLUTELY NEED TO KNOW