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Property
Nodes per system (cluster) 8Nodes per fabric 64
I/O groups per system 4
Fabrics per system 6
3
51
i!"!I sessio#s per #ode 56
4$%6
18
!torage pools per system 18
&a#aged dis' ete#t sie 81% &*
1 +*
MaximumNumber
I#ter,cluster part#ers-ips persystem
.ogi#s per #ode Fibre "-a##elport
&a#aged dis's (&is's) persystem
&a#aged dis's per storage pool(ma#aged dis' group)
"apacity for a# i#di0idual i#ter#alma#aged dis' (array)
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1 +*
3 +*
olumes (is's) per system 81%
$48
olumes accessible per I/O group 81%
81%
8$$
$$
olumes per storage pool ,
Fully,allocated 0olume capacity 56 2*
"apacity for a# i#di0idual eter#alma#aged dis'
2otal storage capacity ma#ageableper system
olumes per I/O group(0olumes per cac-i#g I/O group)
2-i#,pro0isio#ed (space,efficie#t)0olume copies per system
"ompressed 0olume copies persystem
"ompressed 0olume copies per I/Ogroup
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56 2*
ost mappi#gs per system $$$$
"opies per 0olume
olume copies per system 81%
1$4 2*
ost obects (Is) per system 1$4
ost obects (Is) per I/O group 56
olume mappi#gs per -ost obect 51
$48
51
51
Fib
Fibre "-a##el -osts per system 1$4
$48
2-i#,pro0isio#ed (space,efficie#t)0olume capacity
2otal mirrored 0olume capacityper I/O group
2otal Fibre "-a##el ports a#di!"!I #ames per system
2otal Fibre "-a##el ports a#di!"!I #ames per I/O group
2otal Fibre "-a##el ports a#di!"!I #ames per -ost obect
Fibre "-a##el -ost ports persystem
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Fibre "-a##el -osts per I/O group 56
51
51
i!"!I -osts per system 1$4
i!"!I -osts per I/O group 56
i!"!I #ames per -ost obect 56
i!"!I #ames per I/O group 56
81%
,
56
1$4 2*
56
Flas-"opy mappi#gs per system 4$%6
56
51
1
1$4 2*
Fibre "-a##el -ost ports per I/Ogroup
Fibre "-a##el -osts ports per -ost
obect (I)
emote "opy (&etro &irror a#d
7lobal&irror) relatio#s-ips persystem
emote "opy relatio#s-ips perco#siste#cy group
emote "opy co#siste#cygroups per system
2otal &etro &irror a#d 7lobal&irror 0olume capacity per I/O
group
2otal #umber of 7lobal &irrorit- "-a#ge olumes
relatio#s-ips per system
Flas-"opy targetsper source
Flas-"opy mappi#gsper co#siste#cy group
Flas-"opy co#siste#cygroups per system
2otal Flas-"opy 0olume capacityper I/O group
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ri0es per 145,"F8 #ode 4
ri0es per 145,"78 #ode 4
$1/$4/14
$/$/14
$/$8/14
ot spare dri0es ,
1$4
1$4
99NNs per storage system 16
99+Ns per 99NN 16
,
:ser accou#ts per system 4$$
:ser groups per system 56
;ut-e#ticatio# ser0ers per system 1
N2+ ser0ers per system 1
i!N! ser0ers per system 1
&i#,&a member dri0es per;I,$ array
&i#,&a member dri0es per;I,1 array
&i#,&a member dri0es per;I,1$ array
!torage system 99NNs persystem (cluster)
!torage system 99+Ns persystem (cluster)
.:Ns (ma#aged dis's) per storagesystem
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1$
!N&+ ser0ers per system 6
!yslog ser0ers per system 6
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Comments
System (Cluster) Properties
;rra#ged as four I/O groups&aimum #umber of !" a#d $$$ #odes t-at ca# be prese#t o# t-e same Fibre "-a##el fabric= it- 0isibility of
No more t-a# four systems may be i# t-e same co##ec
Node Properties
I#cludes logi#s from ser0er *;s= dis' co#troller ports= #ode ports it-i# t-e same system a#d #ode ports from rem
51 i# I+ failo0er mode (-e# part#er #ode is u#a0ailable)
Managed Disk Properties
2-e #umber of cou#terpart Fibre "-a##el !;Ns -ic- are supported, :p to 4 fabrics usi#g #ati0e Fibre "-a##el ports
, :p to fabrics usi#g F"o< ports
2-e maimum #umber of logical u#its -ic- ca# be ma#aged by a cluster>
2-is #umber i#cludes eter#al &is's -ic- -a0e #ot bee# co#figured i#to storage pools (ma#aged dis' gro
"lustered systems co#tai#i#g 145,8F or 145,8F4 #ode types s-ould also refer to t-e additio#al co#figuratio# leter#al storage systems furt-er do# i# t-is table>
No limit is imposed beyo#d t-e maimum #umber of dri0es per array limits>&aimum sie is depe#de#t o# t-e ete#t sie of t-e !torage +ool>
"ompariso# 2able? &aimum olume= &is' a#d !ystem capacity for eac- ete#t sie>
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extents8/10/2019 SVC Attributes
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Volume (Virtual Disk) Properties
&aimum re@uires a# 8,#ode clusterA refer to t-e 0olumes per I/O group limit belo
No limit is imposed -ere beyo#d t-e 0olume copies per system limit>
&aimum re@uires a# 8,#ode cluster
No limit is imposed beyo#d t-e 0olumes per system limit
Note?
&aimum re@uires a# ete#t sie of 81% &* to be used
2-is limit represe#ts t-e per system maimum of B ete#ts>
&aimum sie is depe#de#t o# t-e ete#t sie of t-e !torage +ool>"ompariso# 2able? &aimum olume= &is' a#d !ystem capacity for eac- ete#t sie>
&aimum sie for a# i#di0idual fully,allocated 0olume>
&aimum sie is depe#de#t o# t-e ete#t sie of t-e !torage +ool>
"ompariso# 2able? &aimum olume= &is' a#d !ystem capacity for eac- ete#t sie>
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extents8/10/2019 SVC Attributes
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!ee also , 0olume mappi#gs per -ost obect belo
Mirrored Volume (Virtual Disk) Properties
2-e maimum #umber of 0olumes ca##ot all -a0e t-e maimum #umber of copies
Generic Host Properties
; -ost obect may co#tai# bot- Fibre "-a##el ports a#d i!"!I #ames
efer to t-e additio#al Fibre "-a##el a#d i!"!I -ost limits belo
e Cannel Host Properties (including osts attaced using FCo!)
&aimum sie for a# i#di0idual t-i#,pro0isio#ed 0olume
&aimum sie is depe#de#t o# t-e ete#t sie of t-e !torage +ool>"ompariso# 2able? &aimum olume= &is' a#d !ystem capacity for eac- ete#t sie>
http://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extentshttp://www-01.ibm.com/support/docview.wss?uid=ssg1S1004115#_Extents8/10/2019 SVC Attributes
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iSCS" Host Properties
Copy Ser#ices Properties
No limit is imposed beyo#d t-e emote "opy relatio#s-ips per system limit
"nternal Storage System Properties
2-is ca# be a#y mi of &etro &irror a#d 7lobal &irror relatio#s-ips>&aimum re@uires a# 8,#ode cluster (0olumes per I/O group limit applies)
2-is limit is t-e total capacity for all master a#d auiliary 0olumes i# t-e I/O group>
Note? o #ot use olumes larger t-a# 2* i# 7lobal &irror it- "-a#ge olumes relatio#s-ips>
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;ll dri0es i# a ;I,$ array must be located i# t-e same #ode
No limit is imposed
!$ternal Storage System Properties
No limit is imposed beyo#d t-e ma#aged dis's per system (cluster) limit
System and %ser Management Properties
I#cludes t-e default user accou#ts
I#cludes t-e default user groups
2-e pair of dri0es must co#tai# o#e dri0e from o#e #ode i# t-e I/O group a#d o#e dri0e from t-e ot-er #ode i# t-e group
2-e dri0es are specified as a se@ue#ce of dri0e pairs>
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!#ent Noti&ication Properties
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Extent size (MB)
16 $48 ( 2*) $$$ $48 ( 2*)
3 4$%6 (4 2*) 4$$$ 4$%6 (4 2*)
64 81% (8 2*) 8$$$ 81% (8 2*)18 16=384 (16 2*) 16$$$ 16=384 (16 2*)
56 3=68 (3 2*) 3$$$ 3=68 (3 2*)
51 65=536 (64 2*) 65$$$ 65=536 (64 2*)
1$4 131=$ (18 2*) 13$$$$ 131=$ (18 2*)
$48 6=144 (56 2*) 6$$$$ 6=144 (56 2*)
4$%6 6=144 (56 2*) 6144 54=88 (51 2*)
81% 6=144 (56 2*) 6144 1=$48=56 (1$4 2*)
Maximum non thin-provisioned volume
capacity in GB
Maximum thin-provisionedvolume capacity in GB
Maximum Mis!capacity in GB
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64 2*
18 2*
56 2*51 2*
1 +*
+*
4 +*
8 +*
16 +*
3 +*
"otal stora#e capacitymana#eable per system$