
C-13
Appendix C: SAS2-216EL1/EL2 Backplane Specications
Port A
Expander 1
Port B
Expander 2
Dual Host Bus Adapter
In a Dual Host Bus Conguration, the
backplane connects to two Host Bus
Adapters (HBA).
Figure C-9: Dual HBA
Dual Host Bus Adapter
Failover
If the Expander or data path in Port A
fails, the system automatically switches
to Port B. This maintains a full connec-
tion to all drives.
Figure C-10: Dual HBA Failover
MH4
MH3
MH2
MH1
R159
R157
R158
R161
BCA534
BCA236
BCA234
1
MDIOINTERFACE
U320
ACT0
A
C
L37
18
U16
U326
16
17
32
33
48
49
64
L396
1 4
SMART_UART
14
EXPDBG1
Y9
Q3
PRI_MODE2
1
3
PRI_MODE1
1
3
Q1
PRI_J3
PRI_J2
PRI_J1
P_ICE_RTCK
P_ICE_TCK
P_ICE_TDO
2
1
J2
+
EC6
+
C2926
+
+
EC5
+
EC2
+
EC1
+
EC3
+
C862
+
C861
+
C860
+
+
C858
+
5
Y
E
20
R
K
10 15
AE
25 28
AH
WWN
BAR CODE
1.02
REV :
BPN-SAS2-216EL
MACH FINISH
30
ANGLE
SPECIFIED DIMENSIONS
UNLESS OTHERWISE
XXX
XX
X
.010
.03
.1
TOLERANCES
DECIMAL
ARE IN INCHES
Minh Hong/Max
DESIGNER:
DATE: 12/03/2009
PROJECT NAME:
SAN JOSE,CA 95131
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
TEL:408-503-8000 FAX:408-503-8008
SILKSCREEN
PRIMARY-SIDE
S
UPER
R
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRR
A
A
DESIGNED IN USA
Rev:1.02
BPN-SAS2-216EL
MH4
MH3
MH2
MH1
R159
R157
R158
R161
BCA534
BCA236
BCA234
1
MDIOINTERFACE
U320
ACT0
A
C
L37
18
U16
U326
16
17
32
33
48
49
64
L396
1 4
SMART_UART
14
EXPDBG1
Y9
Q3
PRI_MODE2
1
3
PRI_MODE1
1
3
Q1
PRI_J3
PRI_J2
PRI_J1
P_ICE_RTCK
P_ICE_TCK
P_ICE_TDO
2
1
J2
+
EC6
+
C2926
+
+
EC5
+
EC2
+
EC1
+
EC3
+
C862
+
C861
+
C860
+
+
C858
+
5
Y
E
20
R
K
10 15
AE
25 28
AH
WWN
BAR CODE
1.02
REV :
BPN-SAS2-216EL
MACH FINISH
30
ANGLE
SPECIFIED DIMENSIONS
UNLESS OTHERWISE
XXX
XX
X
.010
.03
.1
TOLERANCES
DECIMAL
ARE IN INCHES
Minh Hong/Max
DESIGNER:
DATE: 12/03/2009
PROJECT NAME:
SAN JOSE,CA 95131
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
TEL:408-503-8000 FAX:408-503-8008
SILKSCREEN
PRIMARY-SIDE
S
UPER
R
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRR
A
A
DESIGNED IN USA
Rev:1.02
BPN-SAS2-216EL
SAS HBA
SAS HBA
MH4
MH3
MH2
MH1
R159
R157
R158
R161
BCA534
BCA236
BCA234
1
MDIOINTERFACE
U320
ACT0
A
C
L37
18
U16
U326
16
17
32
33
48
49
64
L396
1 4
SMART_UART
14
EXPDBG1
Y9
Q3
PRI_MODE2
1
3
PRI_MODE1
1
3
Q1
PRI_J3
PRI_J2
PRI_J1
P_ICE_RTCK
P_ICE_TCK
P_ICE_TDO
2
1
J2
+
EC6
+
C2926
+
+
EC5
+
EC2
+
EC1
+
EC3
+
C862
+
C861
+
C860
+
+
C858
+
5
Y
E
20
R
K
10 15
AE
25 28
AH
WWN
BAR CODE
1.02
REV :
BPN-SAS2-216EL
MACH FINISH
30
ANGLE
SPECIFIED DIMENSIONS
UNLESS OTHERWISE
XXX
XX
X
.010
.03
.1
TOLERANCES
DECIMAL
ARE IN INCHES
Minh Hong/Max
DESIGNER:
DATE: 12/03/2009
PROJECT NAME:
SAN JOSE,CA 95131
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
TEL:408-503-8000 FAX:408-503-8008
SILKSCREEN
PRIMARY-SIDE
S
UPER
R
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRR
A
A
DESIGNED IN USA
Rev:1.02
BPN-SAS2-216EL
MH4
MH3
MH2
MH1
R159
R157
R158
R161
BCA534
BCA236
BCA234
1
MDIOINTERFACE
U320
ACT0
A
C
L37
18
U16
U326
16
17
32
33
48
49
64
L396
1 4
SMART_UART
14
EXPDBG1
Y9
Q3
PRI_MODE2
1
3
PRI_MODE1
1
3
Q1
PRI_J3
PRI_J2
PRI_J1
P_ICE_RTCK
P_ICE_TCK
P_ICE_TDO
2
1
J2
+
EC6
+
C2926
+
+
EC5
+
EC2
+
EC1
+
EC3
+
C862
+
C861
+
C860
+
+
C858
+
5
Y
E
20
R
K
10 15
AE
25 28
AH
WWN
BAR CODE
1.02
REV :
BPN-SAS2-216EL
MACH FINISH
30
ANGLE
SPECIFIED DIMENSIONS
UNLESS OTHERWISE
XXX
XX
X
.010
.03
.1
TOLERANCES
DECIMAL
ARE IN INCHES
Minh Hong/Max
DESIGNER:
DATE: 12/03/2009
PROJECT NAME:
SAN JOSE,CA 95131
DESIGNED BY SUPERMICRO U.S.A.
www.supermicro.com
TEL:408-503-8000 FAX:408-503-8008
SILKSCREEN
PRIMARY-SIDE
S
UPER
R
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
S
UPER
RRRRRRRRRR
A
A
DESIGNED IN USA
Rev:1.02
BPN-SAS2-216EL
SAS HBA
SAS HBA
Port A
Expander 1
Port B
Expander 2
IMPORTANT: For RAID controllers, redundancy is achieved
through port failover. For multiple HBAs MPIO software is
required to achieve failover protection.
C-12 Failover with RAID Cards and Multiple HBAs
The SAS2-216EL backplane may be congured for failover with multiple HBAs using
either RAID controllers or HBAs to acheive failover protection.
RAID Controllers: If RAID controllers are used, then the failover is accomplished
through port failover on the same RAID card.
HBAs: If multiple HBAs are used to achieve failover protection and load balancing,
Linux MPIO software must be installed and correctly congured to perform
the load balancing and failover tasks.
Kommentare zu diesen Handbüchern