Troubleshooting

Improving Oracle OLTP database performance with Dell Fluid Cache for DAS
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Appendix B. Backend storage configuration
This section describes the details of the backend storage configuration used for each of the storage
solutions described in the Solution design and reference architecture section.
Backend storage configuration Table 3.
Backend Storage Configuration
Storage
4 x Dell PowerVault MD1220s storage enclosures
Backplane (primary & secondary)
HW rev. A01;
FRU configuration Image rev. A00
EMM
FW v1.01
Power Supplies
HW rev. A00; FW v01.00.14
HDDs
Each Enclosure: 24 x 146GB 15K SAS HDD (Total 96 HDDs)
HDD Firmware
Enclosure0/Enclosure1: Seagate:ST9146852SS; FW:HT65
Enclosure2/Enclosure3: Seagate:ST9146853SS; FW:YS07
Configuration Mode
Unified
Virtual Disk configuration for baseline. Table 4.
Virtual
Disk
(VD)
OS Block Device
RAID Group
(RG) Type
#HDDs/
RG
VD Size
Cache Policy
Segment
Size
DATA1
/dev/sdc1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
DATA2
/dev/sdd1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
FRA1
/dev/sde1
*
5
5
544.50GB
r=ARA
^
;w=WB
64KB
DATA3
/dev/sdf1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
DATA4
/dev/sdg1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
FRA2
/dev/sdh1
*
5
5
544.50GB
r=ARA
^
;w=WB
64KB
DATA5
/dev/sdi1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
DATA6
/dev/sdj1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
FRA3
/dev/sdk1
*
5
5
544.50GB
r=ARA
^
;w=WB
64KB
DATA7
/dev/sdl1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB
DATA8
/dev/sdm1
*
10
8
544.50GB
r=NRA
+
;w=WB
64KB