San reference guide.pdf

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HP StorageWorks
SAN design reference guide
Part number: AA-RW86J-TE
Thirty-second edition: November 13, 2006
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© Copyright 2001, 2006 Hewlett-Packard Development Company, L.P.
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Contents
Aboutthisguide ......................... 19
Changesromthepreviousversion.............................. 19
Relateddocumentaion................................... 20
Documentconvenionsandsymbols ............................. 21
HPtechnicalsupport.................................... 22
Subsc ipionservice .................................... 22
HPwebs tes ....................................... 22
Documentaionfeedback.................................. 22
I .. Arch tecture .......................... 23
1SANdesignoverview..................... 25
SANsoluions..................................... 25
HPSANimplementaions................................ 26
SANcomponents ................................... 27
FibreChanneltechnology................................ 27
Storageareanetworks................................. 27
SANinrasructure................................... 28
Fab ics...................................... 28
SANscaing ................................... 28
FibreChannelsw tches................................. 29
Sw tchrules.................................... 29
SANdesignapproaches................................ 29
Designconsideraions ................................. 30
2SANfab ictopologies .................... 33
Overview....................................... 33
Fab ictopologies ................................. 33
RoutedSANfab ics ................................ 34
Benefits ..................................... 34
Single-sw tchfab ic .................................. 34
Overview..................................... 34
Sw tchmodels................................... 34
Benefits ..................................... 35
Cascadedfab ic.................................... 35
Overview..................................... 35
Sw tchmodels................................... 36
Benefits ..................................... 36
Meshedfab ic..................................... 37
Overview..................................... 37
Sw tchmodels................................... 38
Benefits ..................................... 38
Ringfab ic...................................... 38
Overview..................................... 38
Sw tchmodels................................... 40
Benefits ..................................... 40
Core-edgefab ic ................................... 40
Overview..................................... 40
Core-edgefab ictypes............................... 42
SAN design reference guide
3
 
Fatandskinnyrees .............................. 42
RecommendedISLraios ............................ 42
Numeicrepresentaion............................. 43
Swtchmodels................................... 43
Benefits ..................................... 43
Topologydataaccess ................................. 44
Topologymaximums.................................. 44
B-Seiesswtches.................................. 45
C-Seiesswtches ................................. 45
M-Seiesswtches ................................. 45
Routedfabictopologies ................................ 46
B-SeiesMetaSAN ................................ 46
Overview................................... 46
Swtchmodelsandfabictopologies....................... 46
Benefits ................................... 46
C-SeiesVSANswthIVR.............................. 47
Overview................................... 47
Swtchmodelsandfabictopologies....................... 47
Benefits ................................... 47
Dataavalabty.................................... 47
Factors...................................... 48
Levels ...................................... 48
Level1:singleconnecivtyfabic ........................ 48
Level2:singleresientfabic .......................... 48
Level3:singleresientfabicwthmuipledevicepaths............... 49
Level4:muiplefabicsanddevicepaths(NSPOF)................. 49
Consideraions .................................. 50
Topologymigraion .................................. 51
Nondisrupivemigraion .............................. 51
MigraingacascadedfabicSAN.......................... 51
Cascadedtomeshed.............................. 51
Cascadedtoing ............................... 52
Cascadedtocore-edge............................. 52
MigraingameshedfabicSAN........................... 52
Meshedtoing................................ 52
Meshedtocore-edge.............................. 52
MigraingaingfabicSAN ............................ 52
Ringtomeshed................................ 52
Ringtocore-edge............................... 52
3FibreChannelrouting..................... 53
FibreChannelrouingoverview ............................. 53
Fabic,VtualFabic,andVSANindependence.................... 54
Fabicservices .................................. 54
Woldwidename................................. 54
Importandexpot................................. 54
Rouingtable................................... 54
SANscaingandrouing................................ 54
Swtchscaing................................... 55
Swtchscaingimts.............................. 55
Fabicservicesimts.............................. 55
Scaingbyrouing................................. 56
FibreChannelrouingimplementaions.......................... 56
FibreChannelrouingtechniques........................... 56
B-Seiesfabicgroups ............................... 57
B-Seiesfabicparioning ............................. 57
C-Seiesfabicparioning ............................. 58
B-SeiesandC-Seiesrouingdferences ....................... 58
Fabicredundancyandrouing ............................. 59
4
High-ava lab ty,duaredundantroutedSAN ..................... 59
Supported routing configuraions............................. 60
Rouingandcore-edgefab ics............................ 61
RouingthroughanIPnetwork............................ 61
High-availability MP Router configuraions....................... 62
400MPRouterandMPRouterBladeusecases .................... 63
MPRouterusecases................................ 63
SANislandconsoidaionandscaing ...................... 63
IntegraionofFibreChannelrouingandFCIP................... 64
Tapebackupconsoidaion........................... 65
II .. Fab icin rasructurerules .................... 67
4B-Se iessw tchesandfab icrules................ 69
B-Se iessw tchesandMPRouters............................. 69
Modelnumbe ing................................. 70
Modelnaming .................................. 70
Sw tchmodels................................... 70
Features ..................................... 72
Usage...................................... 74
Fab icrules...................................... 75
Operaingsystemsandstorageproducts ....................... 75
Fab icrulesforB-Se iessw tches........................... 76
Sw tchdatabasesize.............................. 77
ISLmaximums................................. 77
400MPRouterandMPRouterBladefab icrules.................... 78
Scalab tyrules................................ 79
400MPRouterandMPRouterBladehopcount.................. 80
400MPRouterandMPRouterBladeusage.................... 81
MPRouterfab icrules ............................... 81
XPathOScompaib ty............................. 84
Scalab tyrules................................ 85
MPRouterhopcount.............................. 86
MPRouterbackbonefab ic........................... 86
Coresw tchaddressingmode............................ 87
Zoningim tsandenforcement............................ 87
ZoningguideinesforB-Se iessw tches........................ 88
Primary management switch recommendations (B-Series switches) .
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89
5C-Se iessw tchesandfab icrules................ 91
C-Se iessw tches ................................... 91
Modelnaming .................................. 92
Sw tchmodels................................... 92
Features ..................................... 94
Usage...................................... 96
Fab icrules...................................... 96
Operaingsystemsandstorageproducts ....................... 97
Fab icrulesforC-Se iessw tches........................... 97
ISLmaximums................................... 98
Zoningim tsandenforcement............................ 99
C-Se iesVSANhighava lab ty........................... 100
6M-Se iessw tchesandfab icrules................ 101
M-Se iessw tches ................................... 101
Modelnumbe ing................................. 102
Modelnaming .................................. 102
Sw tchmodels................................... 102
Features ..................................... 103
SAN design reference guide
5

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