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S!000 "ost Adapter Con#i$%ration &%idelines
Ma' 20 2015
a%l Spa$noloIBM Americas Stora$e ATS
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ort Assi$nment and "A Card Installation Se*%ence
S!100 + 2 &, and - &, host adapters
+ All host adapter cards are installed in ,ase #rame (.ack 1) + /ptional epansion #rame does not s%pport additional host adapter cards + Maim%m port co%nt is - + maim%m adapter co%nt is 1
S!00 + 2 &, and - &, host adapters + "ost adapter cards ma' ,e installed in .ack 1 or .ack 2 (i# present) + Maim%m port co%nt is 12! + maim%m adapter co%nt is 2
S!300 + - &, and ! &, host adapters + "ost adapter cards ma' ,e installed in .ack 1 or .ack 2 (i# present) + .ack 1 optionall' ma' have onl' one pair o# I4/ enclos%res
+ Maim%m port co%nt is 12! + maim%m adapter co%nt is 2 S!!00 + ! &, host adapters
+ "ost adapter cards ma' ,e installed in .ack 1 or .ack 2 (i# present) + .ack 1 optionall' ma' have onl' one pair o# I4/ enclos%res + Maim%m port co%nt is 12! + maim%m adapter co%nt is 1 + S!!00 "ost adapter install order into slots
• !6port 7on$ 8ave then -6port 7on$ 8ave ! &, host adapters• !6port Short 8ave then -6port Short 8ave ! &, host adapters
S!!30 + ! &, and 1 &, host adapters
+ "ost adapter cards ma' ,e installed in .ack 1 or .ack 2 (i# present) + .ack 1 optionall' ma' have onl' one pair o# I4/ enclos%res + Maim%m port co%nt is 12! + maim%m adapter co%nt is 1 + S!!30 "ost adapter install order into slots
• 1 &, -6port 7on$ 8ave host adapters (9-5) then• 1 &, -6port Short 8ave host adapters (95) then• ! &, !6port 7on$ 8ave host adapters (9253) then• ! &, -6port 7on$ 8ave host adapters (925) then• ! &, !6port Short 8ave host adapters (9153) then•
! &, -6port Short 8ave host adapters (915)2
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"ost Adapter er#ormance Considerations
A sin$le host adapter :ill not provide #%ll line rate ,and:idth :ith all ports
active + Customers should not plan to drive the Ports/Links/Host Adapters to their
defined limits
Most o# these recommendations :ill ,e needed in cases :here the
%tili;ation is ver' hi$h
+ .%nnin$ onl' 10 MB per second per port :ill never overload a host adapter
+ B%t tr'in$ to r%n 200 MB per channel :ill de#initel' have severe per#ormance
impact :hen all ports are %sed #or eample on a S!00
I# in do%,t $et .M< or TC data and %se isk Ma$ic
Start plannin$ #or additional reso%rces :hen 'o% reach approimatel'
50= o# the maim%m val%es d%rin$ some intervals (and not a sin$le
n%m,er #or one da')
>ach S!000 host port has an internal *%e%e depth o# 20-! per port
3
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ort 4 "ost Adapter ?tili;ation &%idelines
Metric Green Amber Red
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ort Assi$nment Best ractices
Isolate C host connections #rom
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ort Assi$nment Best ractices 6 contin%ed
8hen %sin$ the 2 &, and - &, host adapters avoid %sin$ adDacent ports especiall' #or
di##erent :orkloads i# 'o% cannot separate ,' "ost Adapter
Consider %sin$ !6port ! &,4second host adapters #or connectivit' + %se -6port !
&,4second host adapters to meet maim%m ,and:idth re*%irements
Si;e the n%m,er o# host adapters needed ,ased on epected a$$re$ate maim%m
,and:idth and maim%m I/S (%se isk Ma$ic or other common si;in$ methods ,ased
on act%al or epected :orkload
Sharin$ di##erent connection t'pes :ithin an I4/ enclos%re is enco%ra$ed 8hen %tili;in$ m%ltipathin$ tr' to ;one ports #rom di##erent I4/ enclos%res to provide
red%ndanc' and ,alance (ie incl%de port #rom a host adapter in enclos%re 0 and
enclos%re 1)
.eplication
+ .eplication port pairs (primar' to secondar') sho%ld ,e ;oned 11
+ Isolate host connections #rom remote cop' connections (MM &M ;&M &C and M&M) on a host
adapter ,asis
+ 8hen possi,le isolate as'nchrono%s #rom s'nchrono%s cop' connections on a host adapter ,asis
+
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l%$ /rder
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© 2015 IBM Corporation
S'stem ; l%$ /rder 6 >ample
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S!!30 All nclos%re-
I4/>nclos%re5
I4/>nclos%re
I4/>nclos%re
3
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S!000 88@ eterminationJ
141242011
S!000 88@@ is on 5005030;
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Additional Materials
A #e: doc%ments availa,le on IBM Techdocs :orth revie:in$
+ IBM S!!00 Inter#ace I Special r%les #or ! port "ost Adapters• http44:::60i,mcom4s%pport4techdocs4atsmastrns#48e,Inde4T105!2
+ 88@ etermination #or IBM Stora$e• http44:::60i,mcom4s%pport4techdocs4atsmastrns#48e,Inde4T105-50
22
IBM A i Ad d T h i l Skill (ATS)
http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD105862http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD105450http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD105450http://www-03.ibm.com/support/techdocs/atsmastr.nsf/WebIndex/TD105862
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© 2015 IBM Corporation
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IBM Americas Ad anced Technical Skills (ATS)
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© 2015 IBM Corporation
IBM Corporation 1GG-62015 All ri$hts reserved.e#erences in this doc%ment to IBM prod%cts or services do not impl' that IBM intends to make them availa,le in ever' co%ntr'
Trademarks o# International B%siness Machines Corporation in the ?nited States other co%ntries or ,oth can ,e #o%nd on the 8orld 8ide 8e, athttp44:::i,mcom4le$al4cop'tradeshtml
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In#ormation is provided LAS ISL :itho%t :arrant' o# an' kind
The c%stomer eamples descri,ed are presented as ill%strations o# ho: those c%stomers have %sed IBM prod%cts and the res%lts the' ma' have achieved Act%alenvironmental costs and per#ormance characteristics ma' var' ,' c%stomer
In#ormation concernin$ non6IBM prod%cts :as o,tained #rom a s%pplier o# these prod%cts p%,lished anno%ncement material or other p%,licl' availa,le so%rces anddoes not constit%te an endorsement o# s%ch prod%cts ,' IBM So%rces #or non6IBM list prices and per#ormance n%m,ers are taken #rom p%,licl' availa,le in#ormationincl%din$ vendor anno%ncements and vendor :orld:ide homepa$es IBM has not tested these prod%cts and cannot con#irm the acc%rac' o# per#ormance capa,ilit' oran' other claims related to non6IBM prod%cts %estions on the capa,ilit' o# non6IBM prod%cts sho%ld ,e addressed to the s%pplier o# those prod%cts
All statements re$ardin$ IBM #%t%re direction and intent are s%,Dect to chan$e or :ithdra:al :itho%t notice and represent $oals and o,Dectives onl'
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per#ormance #%nction or deliver' sched%les :ith respect to an' #%t%re prod%cts S%ch commitments are onl' made in IBM prod%ct anno%ncements The in#ormation ispresented here to comm%nicate IBMNs c%rrent investment and development activities as a $ood #aith e##ort to help :ith o%r c%stomersN #%t%re plannin$
er#ormance is ,ased on meas%rements and proDections %sin$ standard IBM ,enchmarks in a controlled environment The act%al thro%$hp%t or per#ormance that an'%ser :ill eperience :ill var' dependin$ %pon considerations s%ch as the amo%nt o# m%ltipro$rammin$ in the %serNs Do, stream the I4/ con#i$%ration the stora$econ#i$%ration and the :orkload processed There#ore no ass%rance can ,e $iven that an individ%al %ser :ill achieve thro%$hp%t or per#ormance improvementse*%ivalent to the ratios stated here
hoto$raphs sho:n ma' ,e en$ineerin$ protot'pes Chan$es ma' ,e incorporated in prod%ction models
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