RUS TR-3505 Deduplication for FAS and v-Series Best Practices
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NETAPP TECHNICAL REPORT
NetApp FAS V-Series
Carlos Alvarez
March 2009 | TR-3505-0309
NetApp FAS
V-series, , ,
, ,
.
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1 ............................................................................................. 5
1.1 FAS ............................................................................................... 5
1.2 ........................................................................................................... 6
1.3 ........................................................................................................ 71.4 ..................................................................................... 8
2 .................................................................................................................. 9
2.1 ............................................................................................................................ 9
2.2 ........................................................................... 10
2.3 ............................................................................................................................. 11
2.4 ..................................................................... 12
2.5 ............................................................. 12
2.6 ....................................................................... 15
3 .......................................................................... 16
3.1 .................................................................... 16
3.2 ............................................................................................. 17
............................................................................... 18
.......................................... 18
- ................................................. 19
PERFORMANCE ACCELERATION MODULE (PAM) ............................................................................... 20
3.3 ................................................................... 20
........................................... 21
.............................................................................. 21
3.4 SPACE SAVINGS ESTIMATION TOOL (SSET) ...................................................................................... 22
SSET .......................................................................................................................................... 22
SSET .............................................................................................................................. 23
3.5 .......................................................................................................... 23
.................................................................................................................. 23
flexible-............................................................................................... 23
............................................................................................. 25
4 NetApp............................................................................................ 25
4.1 ............................................................................................................ 25
4.2 SnapRestore ......................................................................................................... 26
4.3 vol copy ................................................................................................ 26
4.4 Read Reallocation (realloc) .................................................................................. 27
4.5 FlexClone .................................................................................................... 27
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VOLUME SPLITTING ............................................................................................................................. 28
4.6 Active-Active ............................................................................... 28
4.7 V-series ................................................................................................. 29
4.8 SnapMirror ..................................................................................... 29
Volume SnapMirror ...................................................................................... 29
.............................................................. 31
qtree SnapMirror .......................................................................................... 31
Qtree SnapMirror ............. 32
Qtree SnapMirror ........... 33
Qtree SnapMirror ..................................... 33
4.9 SnapVault............................................................................................................. 34
4.10 SnapVault for NetBackup .................................................................................. 35
4.11 Multistore (vFiler) .............................................................................................. 35
4.12 SnapLock ............................................................................................................ 35
4.13 MetroCluster ..................................................................................................... 36
4.14 ........................................................................................ 37
4.15 LUN- ................................................................................................................ 37
...................................................................................................................................... 38
LUN .................................................................................................... 38
Configuration A: ............................................................................... 38
Configuration B: LUN ........................................ 39
Configuration C: LUN .............. 40
Configuration D: LUN ............. 40
Configuration E: LUN Aggregate ...... 40
5 VMware ...................................................................................................................... 41
5.1 VMFS FibreChannel iSCSI: LUN ...................................................................... 42
5.2 VMware NFS .................................................................... 43
5.3 VMware .................................................................................................... 44
6 Sharepoint .................................................................................................................. 45
7 Exchange ..................................................................................................................... 45
8 Tivoli Storage Manager (TSM) .................................................................................... 45
9 Symantec Backup Exec ............................................................................................... 46
10 Lotus Domino ............................................................................................................ 46
11 ................................................................................................................................ 4611.1 ........................................................................................................................... 46
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11.2 ................................................................................................................................ 47
11.3 .................................................................................................... 47
11.4 ................................................................... 47
11.5 flexible- .................................................................................... 48
. ............................................................................................ 48
11.6 sis stat -l ...................................................................... 49
Block sharing histogram ...................................................................................................................... 49
Refcount histogram ............................................................................................................................. 49
12 .............................................................. 50
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1 , FAS V-Series.
:
1. , FAS, , V-Series, .
2. , (volume), flexible, .
3. NetApp VTL .1.1 FAS
NetApp, FAS
flexible- NetApp.
Data ONTAP 7.3, V-Series . NetApp V-Series
, , ,
NetApp .
1 , NetApp FAS .
Figure 1) NetApp FAS.
flexible
.
:
; 4KB-. , flexible-. ,
- Snapshot , , .
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, , , , .
, ,
NetApp.
. ,
.
, , .
, 4KB, Data ONTAP.
,
flexible-. , 1, ,
, ,
,
, , .
1.2
ATA,
.
(, , MB)
,
.
NetApp, ,
, flexible, . Data ONTAP
,
. , ,
, .2.
Figure 2) .
1Fingerprint ( ) -
WAFL. (. .)
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2, , 3 ( 5), ,
2 (5 3).
(used) (saved) , .
, .
(indirect blocks,IND 2) ,
,
. - -
, .
NetApp flexible- 4KB-
, .
255. , ,
, 500 , 2 .
, ,
255 , ( ).
1.3
,
( fingerprints). ,
4KB flexible-.
,
,
.
, , , ,
, , ,
. ,,,
, ,
, .
(indirect) inode,
, (block reference count)
, .
,
, (change log file).
, ,
,
.
, ,
,
.
. ( NVRAM Data ONTAP, , NVRAM,
consistency point WAFL.)
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: flexible-,
.
:
, 4KB-, .
, , 20% ,
.
.
Data ONTAP 7.2.X, flexible-. Data ONTAP 7.3.0, ,
aggregate, . ,
, aggregate,
.
.
, , -
. , .
,
. ,
.
Data ONTAP 7.2 7.3, flexible- aggregate
. sis status
Fingerprint is being upgraded. Data ONTAP 7.3 ,
, aggregate. Data ONTAP 7.3 7.3,
.
sis start s,
. ,
; , ,
, ,
, ,
. sis start s
, ,
. sis
start s, ,
.
1% 6% .
, , : .
1.4
flexible-.
flexible- . :
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, 20% . , -, SnapVault
.
NetApp.
Data ONTAP 7.3.1, ,
, .
Data ONTAP 7.3.1, .
, , ,
,
.
2 , ,
. ,
, , NetApp ,
NetApp.
2.1
1 ,
.
1) .
Hardware NearStore R200
FAS2000 series
FAS3000 series
FAS3100 series
FAS6000 series
IBM N5000 series
IBM N7000 series
: Data ONTAP 7.3, V-
Series, NetApp FAS, IBM
N-Series Gateway systems,.
Data ONTAP Data ONTAP 7.2.5.1
Software nearstore_option ( R200)
a_sis
Data ONTAP
:
Data ONTAP 7.3.1 , .
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, NetApp Global Services .
Data ONTAP 7.3.1 Data ONTAP, , , ,
ONTAP. 7.2.5.1,
. flexible-,
vol size,
.
7.3.1 7.3.0, 7.3.0, offline. , NetApp Global
Services online.
NetApp :
NearStore R200 , FAS (FAS250 FAS270) V-Series, NearStore.
flexible-. traditional (-ONTAP 7.0) .
Data ONTAP 7.3.1, SnapLock enterprise, compliance.
LUN-. SnapMirror qtree SnapMirror, volume SnapMirror. SnapMirror sync mode . SnapVault - (source volume) . Data ONTAP 7.3, SnapVault (destination volume)
.
Data ONTAP 7.3, Open Systems SnapVault . Data ONTAP 7.3.1, stretch MetroCluster . Data ONTAP 7.3.1, fabric MetroCluster . Data ONTAP 7.3, V-Series . ONTAP 7.3, MultiStore . Data ONTAP 7.3.1, MutiStore
vFiler.
FlexShare . NDMP dump .
2.2
Data ONTAP .
:
license add
FAS, NearStore:
license add
, NetApp,
.
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, NearStore.
NearStore.
.
2.3
2 , .
sis on .sis start -s ,
.
. (
,
)
sis start -sp , ,
.
-s.
sis start -d .,
.
24 .
sis start .sis status [-l] .
-l .
df s .
, ,
.
sis config [-s sched]\
.
,
, .
auto, , 20%
.
7.3.1, 20% ,
auto@num, num , .
sis stop .
sis off . ,
, ,
.
,
,
, sis start s.sis check ( Diag mode.)
;
.
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sis stat ( Diag mode.)
, .
sis undo ( Diag Advanced
mode.)
( ).
2) .
2.4
.
3) .
flexible- Flexible-
flexible- - sis on
-
sis start s , ,
, ,
.
sis config [s schedule]
( )
sis start
sis status
df s
2.5
flexible-,
, .
: , ,
.
.
r200-rtp01, , .
1. flexible (, ).
r200-rtp01*> vol create VolArchive aggr0 200g
Creation of volume 'VolArchive' with size 200g on containing aggregate
'aggr0' has completed.
2. . vol status, .
, Data ONTAP ,
,
sis start s.
, .
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r200-rtp01> sis on /vol/VolArchive
Deduplication for "/vol/VolArchive" is enabled.
Already existing data could be processed by running "sis start -s
/vol/VolArchive."
r200-rtp01> vol status VolArchive
Volume State Status Options
VolArchive online raid_dp, flex nosnap=on
sis
Containing aggregate: 'aggr0'
3. , sisstatus .
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Idle Idle for 00:00:20
4. .r200-rtp01> sis config /vol/VolArchive
Path Schedule
/vol/VolArchive sun-sat@0
r200-rtp01> sis config -s - /vol/VolArchive
r200-rtp01> sis config /vol/VolArchive
Path Schedule
/vol/VolArchive -
5. NFS /testArchives Solaris sunv240-rtp01,
. :
root@sunv240-rtp01 # pwd
/testPSTs
root@sunv240-rtp01 # df -k.
Filesystem kbytes used avail capacity Mounted on
r200-rtp01:/vol/VolArchive 167772160 33388384 134383776 20%
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/testArchives
6. , .df s .
, ,
.
.
r200-rtp01> df -s /vol/VolArchive
Filesystem used saved %saved
/vol/VolArchive/ 33388384 0 0%
7. flexible-. (change log), ,
.
r200-rtp01> sis start /vol/VolArchive
The deduplication operation for "/vol/VolArchive" is started.
8. sis status .r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Active 9211 MB Searched
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Active 11 MB (0%) Done
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Active 1692 MB (14%) Done
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Active 10 GB (90%) Done
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
/vol/VolArchive Enabled Active 11 GB (99%) Done
r200-rtp01> sis status /vol/VolArchive
Path State Status Progress
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/vol/VolArchive Enabled Idle for 00:00:07
9. sis status, Idle, , .
r200-rtp01> df -s /vol/VolArchive
Filesystem used saved %saved
/vol/VolArchive/ 24072140 9316052 28%
, .
2.6
,
.
.
sis config
. :
r200-rtp01> sis help config
sis config [ [ -s schedule ] | ... ]
Sets up, modifies, and retrieves the schedule of deduplication volumes.
sis config, ,
. ,
.
toaster> sis config
Path Schedule
/vol/dvol_1 -
/vol/dvol_2 23@sun-fri
/vol/dvol_3 auto
/vol/dvol_4 sat@6
:
dvol_1, . dvol_2, , ,
23:00
dvol_3, . , , 20%
(
20% ). dvol_4, 6:00 .
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s, (setup)
. :
[day_list][@hour_list]
[hour_list][@day_list]
-
auto
day_list, .
: sun, mon, tue, wed, thu, fri, sat. .
mon-fri. day_list sun-
sat. ( , (sun))
hour_list,
. hour_list
023. 8-17. ,
. , 0-23/2 2 ,
( 0 23). hour_list0;
.
"-" (), , .
auto, 20%
.
.
, sun-
sat@0, ,
, ::
toaster> sis config -s - /vol/dvol_1
toaster> sis config -s 23@sun-fri /vol/dvol_2
toaster> sis config s auto /vol/dvol3
toaster> sis config s sat@6 /vol/dvol_4
3 .
, , ,
.
3.1
,
.
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.
- ,
, .
,
.
NetApp
,
,
.
, NetApp, -
,
.
,, ,
.
, .
.
, :
auto mode, ,
.
, .
. , ,
, ,
. , ,
. ,
, .
, Snapshot reserve 0. , LUN-, snap reserve
0 thin provisioning,
.
, .
aggregate, .
3.2
.
Data ONTAP, WAFL.
.
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Data ONTAP ,
, .
- .
(, ,
-)
, , CPU, (ATA/FC/SAS), , aggregate
, NetApp
, ,
,
.
, ,
.
FAS6080, ,
, 120 MB/sec ().
,
.
, ,
25MB/sec. 1TB
,
10 - 12 .
(,
)
, . ,
, ,-
.
, ,
, (
).
FAS3050:
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, , 15% CPU
, CPU .
, 0% to 15%.
, , , 15%
50%.
-
, ,
CPU 50% , , ,
,
. , ,
, 15%
NetApp.
, . FAS6080, 35%.
(random writes). ,
FC drives; ATA,
.
,
, ,
.
.
,
, (sequential read),
dump, qtree SnapMirror SnapVault, SnapVault restore, ,
. ,
, ( ,
, ).
.
SATA, FC. ,
(sequential read),
, .
(random reads) ,
.
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PERFORMANCE ACCELERATION MODULE (PAM)
PAM Data ONTAP 7.3 .
, , PAM
, .
PAM
, , .
PAM ,
.
PAM
VMware VDI. , NetApp PAM
NetApp deduplication FlexClone.
PAM, TR-3705 NetApp and VMware VDI Best
Practices.
3.3
,
.
, ,
, .
:
1. NetApp.2. NetApp
, .
3. , NetApp, , . 3.4, Space Savings Estimation
Tool, .
Table 4) .
95%
VMware 70%
Hyper-V 60%
35%
Sharepoint 30%
e-mail 30%
25%
25%
10%
, , ,
zip- gz-, ,
.
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, 4, , ,
.
, Space Savings Estimation Tool
(SSET), 3.4.
, , , , . ,
,
, , ,
20:1 (95%).
. ,
- ( )
. , .
,
. , ,
,
, .
, ,
.
: ,
.:
, ,
; .
, ,
.
,
. ,
. .
, , ,
1% 6% . = +
, df s ( , ,
). , 1TB ,
, , 10GB 60GB. , ,
:
, 4KB-, . 2%
.
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. , , (
). 2% .
, , , 2% .
.
Data ONTAP 7.2.X,
, -
, .
Data ONTAP 7.3, -,
aggregate, .
, aggregate , ,
.
. , ,
, - .
, . ,
, ,
, , . ,
, ,
, .
, aggregate
, :
Data ONTAP 7.2.X, 6% , .
Data ONTAP 7.3 , 2% , , 4% aggregate,
, .
3.4 SPACE SAVINGS ESTIMATION TOOL (SSET)
. NetApp ,
.
SSET ,
, .
NetApp SSET,
+/5% .
SSET
SSET NetApp, - NetApp,
,
. NetApp -, NetApp.
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, , ,
NetApp.
Space Savings Estimator Tool Linux Windows,
CIFS/NFS. readme
.
SSET
SSET Linux Windows. 2TB (
). 2TB, SSET 2TB,
, .
SSET , , NFS/CIFS.
SSET, . SSET
NetApp PartnerCenter.
3.5 .
.
() .
, , .
, (
-) .
NDMP, ,
, .
, (quota),
. ,
1TB 1TB,
( ) , 1TB.
, .
. ,
, , ,
.
flexible-
(
, , ).
, ,
, .
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, , ,
.
.
5 flexible- (
snap reserve) NetApp. Data ONTAP
7.3.1, , , ,
, ,
.
Table 5) .
Data ONTAP 7.2.X ( 7.2.5.1) Data ONTAP 7.3.0
FAS2020 FAS3020
N5200
FAS2050
FAS3050
N5500
FAS3040
FAS3140
N5300
R200 FAS3070
N5600
FAS3160
FAS6030
FAS6040
N7600
FAS3170
FAS6070
FAS6080
N7800
0,5TB 1TB 2TB 3TB 4TB 6TB 10TB 16TB
Data ONTAP 7.3.1
FAS2020 FAS3020
N5200
FAS2050
FAS3050
N5500
FAS3040
FAS3140
N5300
R200 FAS3070
N5600
FAS3160
FAS6030
FAS6040
N7600
FAS3170
FAS6070
FAS6080
N7800
1TB 2TB 3TB 4TB 4TB 16TB 16TB 16TB
(maximum shared data limit)
16TB, . ,
,
, , .
6 ,
(), .
, .
,
. (, R200,
4TB, 20TB ; 4TB + 16TB = 20 TB.)
Table 6) .
Data ONTAP 7.2.X ( 7.2.5.1) Data ONTAP 7.3.0
FAS2020 FAS3020
N5200
FAS2050
FAS3050
N5500
FAS3040
FAS3140
N5300
R200 FAS3070
N5600
FAS3160
FAS6030
FAS6040
N7600
FAS3170
FAS6070
FAS6080
N7800
16,5TB 17TB 18TB 19TB 20TB 22TB 26TB 32TB
Data ONTAP 7.3.1
FAS2020 FAS3020
N5200
FAS2050
FAS3050
N5500
FAS3040
FAS3140
N5300
R200 FAS3070
N5600
FAS3160
FAS6030
FAS6040
N7600FAS3170
FAS6070
FAS6080
N7800
17TB 18TB 19TB 20TB 20TB 32TB 32TB 32TB
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FAS
.
, , . , ,
(sun-sat@0) 10 .
, .
, ;
. 10
, ,
.
Data ONTAP 7.2.X, , ,
, , ., Data ONTAP 7.3,
, ( sis start s ).
4 NetApp Data ONTAP
.
4.1
, , , ,
.,
:
, . , .
, .
Data ONTAP 7.2.X, .
Data ONTAP 7.3.0, ,
aggregate, . ,
, , .
. ,
, , -
. ,
. ( 3.3.2
) ,
, .
, .
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, ,
, :
, . , . , (retention),
.
, .
. 100%,
, df s,
,
.
snap reserve 0, , ( LUN).
4.2 SnapRestore
SnapRestore ,
, . Data ONTAP 7.3, .
Data ONTAP 7.3, (
) , SnapRestore,
, aggregate. , SnapRestore,
.
, . SnapRestore,
, , ,
,
SnapRestore .
, (, ,
), sis start -s.
.
, .
sis start -s, , , aggregate
. ,
, 3.3.2
4.3 vol copy
vol copy,
.
Data ONTAP 7.3,
vol copy, , aggregate.
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, -,
.
,
- , .
,
. ,
(, ,
), sis start -s.
. ,
.
4.4 Read Reallocation (realloc)
,
, read reallocation ,
. read reallocation, Data ONTAP
, .
, Data ONTAP ,
.
.
, read reallocation
, .
. read reallocation,
, read reallocation
FlexVol space_optimized. ,
. , , space_optimized.
read reallocation ,
. read reallocation
,
,
read reallocation .
- read reallocation,
.
4.5 FlexClone
FlexClone ( ):
FlexClone .,
, , .
Data ONTAP 7.3, ( ) , ,
aggregate. , FlexClone,
.
, . FlexClone,
, , ,
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. ,
,
. , (, ,
), sis start -s.
.
, .
7.3.1, FlexClone, FlexClone LUN, .
FlexClone LUN,
(qtree SnapMirror, SnapVault, NDMPdump, ).
FlexClone, TR-3742, Using FlexClone to Clone Files and
LUNs.
VOLUME SPLITTING
(split) , ,
, (,
, )
volume split. ,, ,
.
4.6 Active-Active
active-active
:
active-active, , takeover, .
active-active 8.
. (failover) ,
. ,,
, . (failback)
,
.
, .
, , .
Data ONTAP 7.3, takeover: sis status, sis stat, sis on, sis off.
, Data ONTAP version 7.3, SnapVault with NetBackup, takeover.
NearStore, NetApp
active-active NearStore deduplication.
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active-active
-.
active-active, TR-3450, Active/Active Controller Configuration Overview and
Best Practice Guidelines.
4.7 V-series
Data ONTAP 7.3 , V-Series
NearStore.
NetApp FAS V-Series,
:
, ,
V-Series. V-Series block checksum (BCS). Zoned checksums
,
. Data ONTAP Data Protection Online Backup and Recovery Guide
NearStore.
V-Series, TR-3461, Best Practices Guide for V-
Series.
4.8 SnapMirror
,
, , .
SnapMirror volume
SnapMirrorqtree SnapMirror. .
, NetApp,
NearStore. ,
, , SnapMirror primary,
NearStore.
NetApp sync SnapMirror.
, sync SnapMirror
.
SnapMirror, TR-3446, SnapMirror Async Best Practices
Guide.
Volume SnapMirror
-
(destination) volume SnapMirror, . 3.
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. 3) Volume SnapMirror .
volume SnapMirror:
(source). NearStore ,
, ( R200 ,
NearStore). Data ONTAP 7.3.1,
NearStore ,
-.
-, , - , ,
,
. ,
.
volume SnapMirror, - , Data ONTAP. ,
. -
.
, ,
.
volume SnapMirror .
.
volume SnapMirror ,
volume SnapMirror.
volume SnapMirror
( ). .
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- ,
, -, -
Volume SnapMirror .
, .
.
Data ONTAP 7.3,
aggregate . , , volume SnapMirror
.
. ,
, , .
, , volume
SnapMirror , -.
, ,
volume SnapMirror -
.
, volume SnapMirror,
, - . ,
.
, ,
, volume SnapMirror.
, , ,
.
,
. ,
, , sis start -s.
, .
: sis start -s, , , aggregate
.
, , 3.3.2
qtree SnapMirror qtree SnapMirror ,
:
-, - .
, SnapMirror , .
volume SnapMirror, qtree SnapMirror , -
-, -.
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qtree SnapMirror .
qtree SnapMirror.
, NetApp qtree SnapMirror
-. qtree SnapMirror
, -,
,
. -,
.
NetApp , -,
-.
-,
.
( SnapVault, ,), ,
,
. ,
, snap sched.
qtree SnapMirror
qtree SnapMirror (
).
Qtree SnapMirror
--
qtree SnapMirror, 4.
4) Qtree SnapMirror -
.
:
-.
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, -.
, qtree SnapMirror ,
.
qtree SnapMirror, ; .
qtree SnapMirror, qtree SnapMirror
.
, , - .
Qtree SnapMirror
--
qtree SnapMirror, 5.
. 5) Qtree SnapMirror -
.
:
-. , -.
.
qtree SnapMirror, ; .
qtree SnapMirror, qtree SnapMirror
.
, , - .
Qtree SnapMirror
-
qtree SnapMirror, 5.
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. 5) Qtree SnapMirror
.
:
-, -. , , -,
-.
,
.
, qtreeSnapMirror ( volume SnapMirror), .
-, qtree SnapMirror
-.
qtree SnapMirror, ; .
, , , -, - .
4.9 SnapVault
SnapVault qtree SnapMirror, (
SnapMirror,
SnapMirror).
- SnapVault.- SnapVault,
, qtree SnapMirror.
SnapVault (baseline ) -, , .
, , -. (
, )
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-, sis start . -
sis start -s.
SnapVault ; ,
- .
, ,
SnapVault, .
.
Protection Manager 3.7 SnapVault , . , Protection Manager ,
. Protection
Manager ,
. .
SnapVault, TR-3487, SnapVault Design and Implementation
Guide.
Protection Manager, TR-3710, Protection Manager Best
Practice Guide.
4.10 SnapVault for NetBackup
SnapVault for NetBackup.
( ), () .
, SnapVault for NetBackup (, NetBackup
shared flexible disk), .
4.11 Multistore (vFiler)
Data ONTAP 7.3, MultiStore. Data ONTAP 7.3,
vFiler0;
, , vFiler .
Data ONTAP 7.3.1, vFiler ,
vFiler .
4.12 SnapLock
Data ONTAP 7.3.1,
SnapLock, enterprise, compliance. SnapLock
a NetApp FAS, :
SnapLock WORM . , WORM. ,
SnapLock WORM .
WORM, -WORM () . SnapLock enterprise.
,
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,
, WORM .
File folding WORM .
LockVault: , , (retention period).
, . ,
, .
, LockVault
.
,
.
Autocommit . qtree SnapMirror,
(source), (destination). WORM qtree SnapMirror. WORM
qtree SnapMirror. ,
, ,
.
volume SnapMirror, WORM volume SnapMirror.
. volume SnapMirror
.
volume
SnapMirror .
Data ONTAP , WORM, ( sis undo).
Data ONTAP, 7.3.1, SnapLock,
sis undo. sis undo
, .
SnapLock, TR-3263, WORM
Storage on Magnetic Disks Using SnapLock Compliance and SnapLock Enterprise.
4.13 MetroCluster
stretch MetroCluster fabric MetroCluster .
MetroCluster :
Stretch MetroCluster Data ONTAP 7.2.5.1 7.3.1 .
Fabric MetroCluster Data ONTAP 7.2.5.1 7.3.1 .
CPU , . - plexes.
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10%.
low-end (, 30xx) high-end (, 6xxx).
takeover, partner volumes . partner-,
takeover mode. giveback,
, .
takeover mode, , .
takeover, , . -
, .
takeover mode -, partner volumes, .
,
.
partner volumes takeover mode., active-active.
. MetroCluster, TR-3548,
MetroCluster Design and Implementation Guide.
4.14
DataFort NetApp
FAS, :
. , .
, 0%.
, , ,
, 0% , ,
, ,
.
4.15 LUN-
NetApp ( NFS/CIFS),
; ,
, ,
.
( FCP/iSCSI) LUN .
, LUN (space guarantees) fractional
reservations. , , , LUN
500GB 500GB . LUN ,
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LUN 500GB,
.
LUN (space guarantees) fractional reserves
, NetApp
. ,
LUN (LUN overwrite reserve),
, aggregate, .
LUN
, 7.
Table 7) LUN configuration examples (as described below).
A B C D E
LUN Space Guarantee
fractional reserve 100 1-99 0
Thin Provisioned?
Fractional
overwrite
reserve
Fractional
overwrite
reserve +
Volume
free pool
Volume
free pool
Volume
free pool
Aggregate
free pool
Fractional overwrite reserve: , Data ONTAP LUN,
space guarantee = Yes. fractional reserve space
, , .
Volume free pool: , LUN. , .
Aggregate free pool: aggregate LUN. , .
LUN
Configuration A:
LUN NetApp. (
LUN- , , snap
reserve 0.)
1. LUN space reservation value = on Default = on2. Volume fractional reserve Value = 100 Default = 100%3. Volume guarantee = volume Default = volume4. Snap reserve = 0% Default = 20%5. Autodelete = off Default = off6. Autosize = off Default = off7. Try_first = volume_grow Default = volume_grow
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: LUN- ,
,
LUN space reservedfractional reserve
100% . , ,
fractional reserve. , LUN
- , .
:, ,
.
. ,
aggregate.
, indirect-,
.
:( ),
, .
Configuration B: LUN
fractional overwrite reserve area ,
:
1. LUN space reservation value = on2. Volume fractional reserve value = 1 993. Volume guarantee = volume4. Snap reserve = 0%5. Autodelete = off6. Autosize = off7. Try_first = volume_grow
:
A, , ,
fractional reserve .
fractional overwrite reserve .
, fractional reserve 25, 25% fractional
overwrite reserve, 75% - .
:, overwrite space reserve
.
fractional reserve.
, LUN fractional reserve ,
. ,
,
aggregate.
: ( ),
, fractional reserve,
.
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Configuration C: LUN
,
, :
1. LUN space reservation value = on1. Volume fractional reserve value = 02. Volume guarantee = volume3. Snap reserve = 0%4. Autodelete = off5. Autosize = off6. Try_first = volume_grow
: B ,
fractional reserve . ,
,
fractional reserve.
:,
. ,
LUN -, A B,
fractional overwrite area.
Configuration D: LUN
,
, :
1. LUN space reservation value = off2. Volume fractional reserve value = any value from 01003. Volume guarantee = volume4. Snap reserve = 0%5. Autodelete = off6. Autosize = off7. Try_first = volume_grow
: C , LUN
. LUN space guarantees off, volume fractional
reserve LUNs .
,
.
:,
C.
Configuration E: LUN
Aggregate
aggregate. :
1. LUN space reservation value = off2. Volume fractional reserve value = 0 100
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3. Volume guarantee = none4. Snap reserve = 0%5. Autodelete = on6. Autosize = on7. Try_first = volume_grow
:
, aggregate.
: The advantage of this configuration is that it provides the highest efficiency in aggregate
space provisioning. thin provisioning Data ONTAP, volume
autosizeSnapshot autodelete,
.
,
aggregate.
volume autosizeSnapshot autodelete, , , , , .
5 VMware VMware . ,
VMDK, :
VMDK , ,
(VM).
.
VMDK . ,
,,; ,
, .
, , ,
.
, -, , , , , ,
. NetApp
VMDK .
Data ONTAP 7.3.1 , warm cache extension for zero blocks. VM,
, .
,
. warm cache extension enhancement
,
. ,
, NDMP, SnapVault,
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, NFS dump.
VDI.
30%.
,
80%. .
,
.
: VMware,
( ). VMware ,
VMDK WAFL 4K.
o,
TR-3428, NetApp and VMware Best Practices Guide. , ,
, VMware,
VMware.
VMware NFS .
VMware, LUN-, .
4.10 LUN.
VMware.
NetApp VMware, TR-
3428, NetApp and VMware Virtual Infrastructure 3 Storage Best Practices .
5.1 VMFS FibreChannel iSCSI: LUN
,
VMware . VMDK .
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7) VMFS Fibre Channel iSCSI LUN.
5.2 VMware NFS
, , VMware ESX
3.0. , .
, .
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Figure 8) VMware NFS.
5.3 VMware
VMware. 9 .
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. 9) VMware .
, 9:
VMware NFS. 1800 - OS.
, .
1800 (~32TB) FAS3070 Houston. Austin. FAS3070 R200 SnapMirror. R200, VMware 80 - 90%.
6 Sharepoint MS SharePoint NetApp FAS,
:
, sis on. sis on, ,
, .
6%
.
SharePoint. SharePoint, SharePoint ,
.
7 Exchange MS Exchange NetApp FAS,
:
Exchange (extents), .
,
, .
, -
,
.
Exchange, TR-3578 Microsoft Exchange
Server 2007 Best Practices Guide.
8 Tivoli Storage Manager (TSM) Tivoli Storage Manager (TSM) NetApp
FAS, :
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TSM , TSM , .
,
.
TSM , , . .
TSM .
progressive backup, TSM, , .
9 Symantec Backup Exec Symantec Backup Exec NetApp FAS,
:
Backup Exec , BE ,
. ,
.
10 Lotus Domino Lotus Domino NetApp FAS,
:
Lotus Domino.
,
.
11 ,
.
11.1 , , ,
R200, , NearStore :
fas3070-rtp01> license
a_sis
nearstore_option
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, ,
sis .
,
- .
.
sis off. ,
.
: , ,
, .
11.2
,
(,
, , -
). , , -
, , ,
, ,
.
, (
) :
london-fs3> sis on /vol/projects
Volume or maxfiles exceeded max allowed for SIS: /vol/projects
11.3
:
/etc/log/sis
:
Registry errors: , vol0 ( Data ONTAP 7.2.X).
Metafile op errors: , ( Data ONTAP 7.2.X).
Metafile op errors: , aggregate ( Data ONTAP 7.3.X).
License errors: , .
Change log full error: sis start ,
11.4
,
, , ,
,,
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. ,
.
snap list,
snap delete .
, . ( 4.1, ).
11.5 flexible-
, , ,
, , .
online, .
.
: ,
.
,
sis start s.
sis off
2
:
sis undo
,
.
:
r200-rtp01> df s /vol/VolReallyBig2
/vol/VolReallyBig2/ 20568276 3768732 15%
r200-rtp01> sis status /vol/VolReallyBig2
Path State Status Progress
/vol/VolReallyBig2 Enabled Idle Idle for 11:11:13
r200-rtp01> sis off /vol/VolReallyBig2
SIS for "/vol/VolReallyBig2" is disabled.
r200-rtp01> sis status /vol/VolReallyBig2
Path State Status Progress
/vol/VolReallyBig2 Disabled Idle Idle for 11:11:34
r200-rtp01> sis undo /vol/VolReallyBig2
2sis diag mode,
priv set diag
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Wed Feb 7 11:13:15 EST [wafl.scan.start:info]: Starting SIS volume
scan
on volume VolReallyBig2.
r200-rtp01> sis status /vol/VolReallyBig2
Path State Status Progress
/vol/VolReallyBig2 Disabled Undoing 424 MB Processed
r200-rtp01> sis status /vol/VolReallyBig2
No status entry found.
r200-rtp01> df -s /vol/VolReallyBig2
Filesystem used saved %saved
/vol/VolReallyBig2/ 24149560 0 0%
: sis undo
, , ,
. df s ,
, ,
, .
11.6 sis stat -l
,
diag mode: priv set diag sis stat l (long), .
sis stat:
, .
l. -b,
.
-v, ; stat ,
-iv.
-g.
lv, NetApp Global Support.
Block sharing histogram
, .
Refcount histogram .
, , , ,
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12 TR-3446, SnapMirror Async Best Practices Guide
TR-3705, NetApp and VMware VDI Best Practices
TR-3702, NetApp and Microsoft Virtualization Best Practices
TR-3742, Using FlexClone to Clone Files and LUNs
TR-3701, NetApp and Microsoft Virtualization: Making Integrated Server and Storage Virtualization a
Reality
TR-3694, NetApp and Citrix XenServer 4.1: Building a Virtual Infrastructure from Server to Storage
TR-3428, NetApp and VMware Virtual Infrastructure 3 Storage Best Practices
WP-7053, The 50% Virtualization Guarantee Program Technical Guide
TR-3465, SnapVault for NetBackup Deployment and Implementation Guide
TR-3487, SnapVault Design and Implementation Guide
TR-3483, Thin Provisioning in a NetApp SAN or IP SAN Enterprise Environment
TR-3548, MetroCluster Design and implementation
TR-3263, WORM Storage on Magnetic Disks Using SnapLock Compliance and SnapLock Enterprise
NetApp Data Online Backup and Recovery Guide
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