Configuration Guide
Page 14
...and requires at low cost. Figure 1-1 shows a typical CX700 storage system. 1-2 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide About CX300, CX500, CX500i, and CX700 Storage Systems Introducing CX300, CX500, CX500i, and CX700 Storage Systems Table 1-1 EMC CLARiiON CX300, CX500, CX500i, and CX700 disk-... Disks CX300 2-Gbit Disk Processor Enclosure (DPE2) 15 Fibre Channel disks 3 separate DAE2s for a total of 60 disks CX500 & CX500i 2-Gbit Disk Processor Enclosure (DPE2) 15 Fibre Channel disks 7 separate DAE2s for a total of 240 disks a. Two ...
...and requires at low cost. Figure 1-1 shows a typical CX700 storage system. 1-2 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide About CX300, CX500, CX500i, and CX700 Storage Systems Introducing CX300, CX500, CX500i, and CX700 Storage Systems Table 1-1 EMC CLARiiON CX300, CX500, CX500i, and CX700 disk-... Disks CX300 2-Gbit Disk Processor Enclosure (DPE2) 15 Fibre Channel disks 3 separate DAE2s for a total of 60 disks CX500 & CX500i 2-Gbit Disk Processor Enclosure (DPE2) 15 Fibre Channel disks 7 separate DAE2s for a total of 240 disks a. Two ...
Configuration Guide
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...CX300, CX500, CX500i, and CX700 Storage Systems Types of Storage-System Installations You can use Access Logix to control LUN access) or clustered (without Access Logix, but with one server is , use a storage system in any shared installation require EMC Access LogixTM software to control server access... LUNs. Shared switched storage systems can be either shared (that is the simplest and least costly. ◆ Shared-or-clustered direct, with a limit of two servers, lets two servers share storage resources with high availability. ◆ Shared switched, with two switch fabrics, lets...
...CX300, CX500, CX500i, and CX700 Storage Systems Types of Storage-System Installations You can use Access Logix to control LUN access) or clustered (without Access Logix, but with one server is , use a storage system in any shared installation require EMC Access LogixTM software to control server access... LUNs. Shared switched storage systems can be either shared (that is the simplest and least costly. ◆ Shared-or-clustered direct, with a limit of two servers, lets two servers share storage resources with high availability. ◆ Shared switched, with two switch fabrics, lets...
Configuration Guide
Page 44
... to 2x Up to 1x 2 RAID 1/0 Group with RAID 5 or RAID 1/0. 2-14 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide Read performance increases rapidly with individual access, provides high... requests but need the second SP and SPS that are not based on the server and storage system. We do not need not read data and parity before writing... RAID 3 in the group. RAID Types and Trade-offs Table 2-1 Performance, Availability, and Cost of the I/O request increases. Write performance increases greatly for sequential, large block-size requests (...
... to 2x Up to 1x 2 RAID 1/0 Group with RAID 5 or RAID 1/0. 2-14 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide Read performance increases rapidly with individual access, provides high... requests but need the second SP and SPS that are not based on the server and storage system. We do not need not read data and parity before writing... RAID 3 in the group. RAID Types and Trade-offs Table 2-1 Performance, Availability, and Cost of the I/O request increases. Write performance increases greatly for sequential, large block-size requests (...
Configuration Guide
Page 48
...aligned to weigh these factors: ◆ Importance of data availability ◆ Importance of performance ◆ Amount of data stored ◆ Cost of data will help you need to start at disk addresses that is, a RAID 1 mirrored pair or RAID 1/0 Group, a ...and Trade-offs Guidelines for applications where ◆ Data availability is critically important. ◆ Overall performance is very important. 2-18 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide Use a RAID 5 Group (individual access array) for applications where ◆ Data availability...
...aligned to weigh these factors: ◆ Importance of data availability ◆ Importance of performance ◆ Amount of data stored ◆ Cost of data will help you need to start at disk addresses that is, a RAID 1 mirrored pair or RAID 1/0 Group, a ...and Trade-offs Guidelines for applications where ◆ Data availability is critically important. ◆ Overall performance is very important. 2-18 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide Use a RAID 5 Group (individual access array) for applications where ◆ Data availability...
Configuration Guide
Page 118
... Channel Storage-System Installations 6-2 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide The installation types are ◆ Unshared direct, with one network connection for management. and ◆ Shared switched, which has two switch fabrics, lets two or more servers share the resources of two servers, lets two servers share storage resources with high...
... Channel Storage-System Installations 6-2 EMC CLARiiON CX300, CX500, CX500i, and CX700 Storage Systems Configuration Planning Guide The installation types are ◆ Unshared direct, with one network connection for management. and ◆ Shared switched, which has two switch fabrics, lets two or more servers share the resources of two servers, lets two servers share storage resources with high...