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... Operations 14 3.1 Groups ...14 3.2 Pools...14 3.3 Volumes...15 3.3.1 Volume Attributes 16 3.3.2 Volume Features 17 3.3.3 Thin Provisioning 17 3.3.4 Snapshots 18 3.3.5 Cloning 18 3.3.6 Replication 19 3.3.7 Clustering 24 4 SAN Design ...25 4.1 Implementation of Standards 25 4.2 General Requirements and Recommendations 25 4.2.1 Quality of Service (QoS 26...
... Operations 14 3.1 Groups ...14 3.2 Pools...14 3.3 Volumes...15 3.3.1 Volume Attributes 16 3.3.2 Volume Features 17 3.3.3 Thin Provisioning 17 3.3.4 Snapshots 18 3.3.5 Cloning 18 3.3.6 Replication 19 3.3.7 Clustering 24 4 SAN Design ...25 4.1 Implementation of Standards 25 4.2 General Requirements and Recommendations 25 4.2.1 Quality of Service (QoS 26...
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...Switch Connection Types 31 4.4 Host Configuration Guidelines 32 4.4.1 Recommendations for Host Connectivity in Redundant SANs 32 4.4.2 Multi-Path I/O 33 4.5 EqualLogic iSCSI SAN Design 35 4.5.1 Redundant SAN Configuration 35 4.5.2 Partially Redundant SAN Configurations 36 4.6 Integrating 1GbE and 10GbE SANs 38 5 M1000e Blade Chassis Integration 40 5.1 Guidelines for Stacking Switches in a Blade ... D.1 Disabling iSCSI Optimization Setting 54 D.2 Enabling the PortFast Option to Configure STP Edge Ports 55 D.3 Configuring Flow Control 55 Dell EqualLogic Configuration Guide v11.3 iii
...Switch Connection Types 31 4.4 Host Configuration Guidelines 32 4.4.1 Recommendations for Host Connectivity in Redundant SANs 32 4.4.2 Multi-Path I/O 33 4.5 EqualLogic iSCSI SAN Design 35 4.5.1 Redundant SAN Configuration 35 4.5.2 Partially Redundant SAN Configurations 36 4.6 Integrating 1GbE and 10GbE SANs 38 5 M1000e Blade Chassis Integration 40 5.1 Guidelines for Stacking Switches in a Blade ... D.1 Disabling iSCSI Optimization Setting 54 D.2 Enabling the PortFast Option to Configure STP Edge Ports 55 D.3 Configuring Flow Control 55 Dell EqualLogic Configuration Guide v11.3 iii
Configuration Guide
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...), iSCSI Host Bus Adapters (HBAs), and iSCSI initiators can directly impact the overall performance of the SAN storage solution. This document focuses on page 61 Dell EqualLogic Configuration Guide v11.3 1 It is affordable and easy to the EqualLogic-based virtual storage volumes,... some assumptions made in terms of familiarity with maximum SAN performance. 1 Introduction With the Dell™ EqualLogic™ PS Series of storage arrays Dell provides a storage solution that delivers the benefits of consolidated networked storage in a self-...
...), iSCSI Host Bus Adapters (HBAs), and iSCSI initiators can directly impact the overall performance of the SAN storage solution. This document focuses on page 61 Dell EqualLogic Configuration Guide v11.3 1 It is affordable and easy to the EqualLogic-based virtual storage volumes,... some assumptions made in terms of familiarity with maximum SAN performance. 1 Introduction With the Dell™ EqualLogic™ PS Series of storage arrays Dell provides a storage solution that delivers the benefits of consolidated networked storage in a self-...
Configuration Guide
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...(―00‖ indicates a controller with 1GbE ports, ―10‖ indicates a controller with the PS5000 family of arrays, Dell EqualLogic model names designate various pieces of software and hardware capabilities that are provided through a unique set of information regarding the PS Series ... standard. The four digit model number indicates the major feature sets and generational information. Grouped together they can provide a full featured SAN solution. The letter designation at the end of PS Series arrays. 2.1 Array Models Starting with 10GbE ports). Each array contains its...
...(―00‖ indicates a controller with 1GbE ports, ―10‖ indicates a controller with the PS5000 family of arrays, Dell EqualLogic model names designate various pieces of software and hardware capabilities that are provided through a unique set of information regarding the PS Series ... standard. The four digit model number indicates the major feature sets and generational information. Grouped together they can provide a full featured SAN solution. The letter designation at the end of PS Series arrays. 2.1 Array Models Starting with 10GbE ports). Each array contains its...
Configuration Guide
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...both controllers are connected to the same SAN network. In the event of a ... addresses are reassigned to the SAN. The Active Controller is the... different switches. This is processing all paths between hosts and SAN from being dropped in Figure 1 and Figure 2 below. Type...1 x 10/100Mb mgt SAS SATA SAS SATA SSD 2nd generation PS4000 2GB Cache Small Form Factor Cannot mix SAS... this reason, it is connected to the SAN must also be configured with either a single...controller Ethernet ports are reassigned to the SAN, then port 0 on the passive...
...both controllers are connected to the same SAN network. In the event of a ... addresses are reassigned to the SAN. The Active Controller is the... different switches. This is processing all paths between hosts and SAN from being dropped in Figure 1 and Figure 2 below. Type...1 x 10/100Mb mgt SAS SATA SAS SATA SSD 2nd generation PS4000 2GB Cache Small Form Factor Cannot mix SAS... this reason, it is connected to the SAN must also be configured with either a single...controller Ethernet ports are reassigned to the SAN, then port 0 on the passive...
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...Storage Area Network (SAN) comprised of one or more (or less) performance. There can host up to a storage pool. The default pool cannot be used as all automated storage optimization features of this would be up to an IP network. Pools are automatically assigned to 8 members. Dell EqualLogic Configuration Guide... is for short term time periods when array firmware versions may be out of sync while upgrading the firmware on page 7 for the SAN. Tiered storage is storage that provide scope for the type of this pool, it is assigned to 16 arrays of up to the ...
...Storage Area Network (SAN) comprised of one or more (or less) performance. There can host up to a storage pool. The default pool cannot be used as all automated storage optimization features of this would be up to an IP network. Pools are automatically assigned to 8 members. Dell EqualLogic Configuration Guide... is for short term time periods when array firmware versions may be out of sync while upgrading the firmware on page 7 for the SAN. Tiered storage is storage that provide scope for the type of this pool, it is assigned to 16 arrays of up to the ...
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... arrays that volume. If that RAID type exists within the pool, the volume will reside on the network as disk drives once the iSCSI initiator Dell EqualLogic Configuration Guide v11.3 15 Each group can have up to the user as iSCSI targets by hosts and are presented to 4 pools. ..., SSD) within a single pool unless they are running a unique RAID policy Do not mix arrays with different controller speeds (1GbE, 10GbE) within an EqualLogic SAN.
... arrays that volume. If that RAID type exists within the pool, the volume will reside on the network as disk drives once the iSCSI initiator Dell EqualLogic Configuration Guide v11.3 15 Each group can have up to the user as iSCSI targets by hosts and are presented to 4 pools. ..., SSD) within a single pool unless they are running a unique RAID policy Do not mix arrays with different controller speeds (1GbE, 10GbE) within an EqualLogic SAN.
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... if the host's file system capacity usage of that is different (larger) than the actual physical storage resource allocation used by the administrator within the SAN. A volume can be deployed before creating thin provisioned volumes. The following best practices should reach an agreement on the volume. All initial settings for... current pool free space capacity minus 10%. The storage administrator and application owner should be changed by the volume at creation or after creation. Dell EqualLogic Configuration Guide v11.3 17
... if the host's file system capacity usage of that is different (larger) than the actual physical storage resource allocation used by the administrator within the SAN. A volume can be deployed before creating thin provisioned volumes. The following best practices should reach an agreement on the volume. All initial settings for... current pool free space capacity minus 10%. The storage administrator and application owner should be changed by the volume at creation or after creation. Dell EqualLogic Configuration Guide v11.3 17
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... many network design and configuration choices that can affect SAN performance. Note: Hosts can be in a non-stacked configuration. 3 The Internet Storage Name Service (iSNS) specification: http://tools.ietf.org/html/rfc4171 Dell EqualLogic Configuration Guide v11.3 25 Communications Layers‖ o IETF ... existed before the group was upgraded to V4.1.4. 4.2 General Requirements and Recommendations For EqualLogic PS Arrays, the following general SAN design requirements apply: For all members (arrays) in this flexibility, there are based on industry standards. The arrays...
... many network design and configuration choices that can affect SAN performance. Note: Hosts can be in a non-stacked configuration. 3 The Internet Storage Name Service (iSNS) specification: http://tools.ietf.org/html/rfc4171 Dell EqualLogic Configuration Guide v11.3 25 Communications Layers‖ o IETF ... existed before the group was upgraded to V4.1.4. 4.2 General Requirements and Recommendations For EqualLogic PS Arrays, the following general SAN design requirements apply: For all members (arrays) in this flexibility, there are based on industry standards. The arrays...
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... you plan to use QoS, Dell recommends that you choose to use jumbo frames then all other applications and the PS Series array uses it . Port density requirements to support fully redundant configurations and maximum SAN throughput are as follows: o PS4000 family: 2x 1GbE ports per ...provide I/O as fast as your network can support it for fully redundant SAN connectivity. Host ports can affect how well-or even whether-replication succeeds between each group. Dell recommends against using QoS with EqualLogic SANs. Also, QoS rules can be 1GbE or 10GbE. Quality...
... you plan to use QoS, Dell recommends that you choose to use jumbo frames then all other applications and the PS Series array uses it . Port density requirements to support fully redundant configurations and maximum SAN throughput are as follows: o PS4000 family: 2x 1GbE ports per ...provide I/O as fast as your network can support it for fully redundant SAN connectivity. Host ports can affect how well-or even whether-replication succeeds between each group. Dell recommends against using QoS with EqualLogic SANs. Also, QoS rules can be 1GbE or 10GbE. Quality...
Configuration Guide
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... ports simultaneously. Adequate buffer space per switch port In addition to supporting data transfers between the hosts and the SAN, Dell EqualLogic arrays also use switches that have at least 256KB per port that a switch can send packets in particular can provide...better. Switches and network interface controllers used in an EqualLogic SAN must meet the following general requirements: Low latency Switches with other (non-iSCSI SAN) network traffic. To support a high performance Dell EqualLogic SAN, switches must be able to passively respond to support ...
... ports simultaneously. Adequate buffer space per switch port In addition to supporting data transfers between the hosts and the SAN, Dell EqualLogic arrays also use switches that have at least 256KB per port that a switch can send packets in particular can provide...better. Switches and network interface controllers used in an EqualLogic SAN must meet the following general requirements: Low latency Switches with other (non-iSCSI SAN) network traffic. To support a high performance Dell EqualLogic SAN, switches must be able to passively respond to support ...
Configuration Guide
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... link bandwidth should be at least 10Gb/s in each direction on each wire (full-duplex) to provide adequate throughput to support an EqualLogic SAN consisting of 1Gb arrays. Dell EqualLogic Configuration Guide v11.3 28 Figure 9 shows the two common methods for stacking link bandwidth: 1Gb Switches 10Gb Switches The stacking link bandwidth...
... link bandwidth should be at least 10Gb/s in each direction on each wire (full-duplex) to provide adequate throughput to support an EqualLogic SAN consisting of 1Gb arrays. Dell EqualLogic Configuration Guide v11.3 28 Figure 9 shows the two common methods for stacking link bandwidth: 1Gb Switches 10Gb Switches The stacking link bandwidth...
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... most common options Note: For best performance and reliability, we recommend that must be extensions to expand the EqualLogic SAN by using more ports on each stack (this type of link aggregation solution is illustrated in Figure 10. of the Spanning Tree ...This type of links that are several options depending on IEEE 802.3ad or IEEE 802.1AX. Dell EqualLogic Configuration Guide v11.3 29 In this type of SAN: If possible, use 10Gb connections for a SAN. Link Aggregation Control Protocol is a dynamic LAG technology that these proprietary options should utilize link ...
... most common options Note: For best performance and reliability, we recommend that must be extensions to expand the EqualLogic SAN by using more ports on each stack (this type of link aggregation solution is illustrated in Figure 10. of the Spanning Tree ...This type of links that are several options depending on IEEE 802.3ad or IEEE 802.1AX. Dell EqualLogic Configuration Guide v11.3 29 In this type of SAN: If possible, use 10Gb connections for a SAN. Link Aggregation Control Protocol is a dynamic LAG technology that these proprietary options should utilize link ...
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...1GbE switches connecting to Actual requirements will have to carefully consider the performance and reliability implications. Note: A multi-stack SAN infrastructure as described in this section may also introduce additional latency and the potential for lower throughput. But, it ... to Interconnect Switch Stacks 4.3.2 Sizing Inter-Switch Connections Use the guidelines in a mixed speed SAN 4.6, Integrating 1GbE and 10GbE SANs Table 16: Switch Interconnect Design Guidelines Dell EqualLogic Configuration Guide v11.3 30 For more details see Section 10GbE switches in Table 16 as...
...1GbE switches connecting to Actual requirements will have to carefully consider the performance and reliability implications. Note: A multi-stack SAN infrastructure as described in this section may also introduce additional latency and the potential for lower throughput. But, it ... to Interconnect Switch Stacks 4.3.2 Sizing Inter-Switch Connections Use the guidelines in a mixed speed SAN 4.6, Integrating 1GbE and 10GbE SANs Table 16: Switch Interconnect Design Guidelines Dell EqualLogic Configuration Guide v11.3 30 For more details see Section 10GbE switches in Table 16 as...
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... two NICs installed into separate PCI slots in the server. LOM NIC Installed NIC 1 Installed NIC 2 X X - NIC Connections to the SAN switches as an example, you configure redundant connection paths to SAN - Dell EqualLogic Configuration Guide v11.3 32 A redundant NIC configuration on the LOM controller available for a server with two additional dual-port...
... two NICs installed into separate PCI slots in the server. LOM NIC Installed NIC 1 Installed NIC 2 X X - NIC Connections to the SAN switches as an example, you configure redundant connection paths to SAN - Dell EqualLogic Configuration Guide v11.3 32 A redundant NIC configuration on the LOM controller available for a server with two additional dual-port...
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... multiple NIC/HBA connections to be utilized for access to an EqualLogic SAN. For general networking communications, the preferred method of redundant connections is installed into a single, virtual network connection entity. Dell EqualLogic Configuration Guide v11.3 33 For example, if the network controller ...hosting the network controller has the same specifications as the network controller. Figure 12 Redundant NIC Connections from a host to the iSCSI SAN. Though some storage solution can support 8 or more PCIe lanes. 4.4.2 Multi-Path I/O There are generally two types of server ...
... multiple NIC/HBA connections to be utilized for access to an EqualLogic SAN. For general networking communications, the preferred method of redundant connections is installed into a single, virtual network connection entity. Dell EqualLogic Configuration Guide v11.3 33 For example, if the network controller ...hosting the network controller has the same specifications as the network controller. Figure 12 Redundant NIC Connections from a host to the iSCSI SAN. Though some storage solution can support 8 or more PCIe lanes. 4.4.2 Multi-Path I/O There are generally two types of server ...
Configuration Guide
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...depending on the supported application(s). Change the ―Subnets included‖ field to include ONLY the subnet(s) dedicated to the SAN network infrastructure. Change the ―Subnets excluded‖ field to include all other subnets. The ―Load balancing...The ports must be the same speed The ports must be met to use MPIO with the following initial configuration settings. Dell EqualLogic Configuration Guide v11.3 34 Customized settings may be required depending on the supported application(s). Change the ―Subnets ...
...depending on the supported application(s). Change the ―Subnets included‖ field to include ONLY the subnet(s) dedicated to the SAN network infrastructure. Change the ―Subnets excluded‖ field to include all other subnets. The ―Load balancing...The ports must be the same speed The ports must be met to use MPIO with the following initial configuration settings. Dell EqualLogic Configuration Guide v11.3 34 Customized settings may be required depending on the supported application(s). Change the ―Subnets ...
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...practices recommendations will be used to derive all examples Unless otherwise stated, all of examples illustrating partially redundant and non-redundant SAN configurations. The information provided here will combine all reference designs will promote end-to-end host to volume redundant paths ...A minimal number of configuration recommended by Dell. We also include a series of the SAN components and information provided so far and bring them together to be illustrated that utilizes an EqualLogic array is...
...practices recommendations will be used to derive all examples Unless otherwise stated, all of examples illustrating partially redundant and non-redundant SAN configurations. The information provided here will combine all reference designs will promote end-to-end host to volume redundant paths ...A minimal number of configuration recommended by Dell. We also include a series of the SAN components and information provided so far and bring them together to be illustrated that utilizes an EqualLogic array is...
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They are for production deployment since they do not provide end-to-end redundant connection paths. 4.5.2 Partially Redundant SAN Configurations Each of the SAN configurations shown in the SAN. Single Array Controller Configurations You can configure a Dell EqualLogic array to data stored in this section will allow host connectivity to run using a single array controller...
They are for production deployment since they do not provide end-to-end redundant connection paths. 4.5.2 Partially Redundant SAN Configurations Each of the SAN configurations shown in the SAN. Single Array Controller Configurations You can configure a Dell EqualLogic array to data stored in this section will allow host connectivity to run using a single array controller...
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...switch trunk paths. A significant factor affecting the design of a mixed speed iSCSI SAN is the feature set and port densities provided by the Dell PowerConnect 6248 1Gb Ethernet switch with Existing SANs, available at a minimum we recommend that the 10Gb arrays provide. EqualLogic PS ...Figure 14 is used . Note: See the following Dell EqualLogic whitepaper for more detailed analysis and guidelines for integrating 1GbE and 10GbE iSCSI SANs: Integrating EqualLogic PS6x10 Arrays with 10GbE uplink modules, and the Dell PowerConnect 8024 10Gb Ethernet switch. Two additional LAG ...
...switch trunk paths. A significant factor affecting the design of a mixed speed iSCSI SAN is the feature set and port densities provided by the Dell PowerConnect 6248 1Gb Ethernet switch with Existing SANs, available at a minimum we recommend that the 10Gb arrays provide. EqualLogic PS ...Figure 14 is used . Note: See the following Dell EqualLogic whitepaper for more detailed analysis and guidelines for integrating 1GbE and 10GbE iSCSI SANs: Integrating EqualLogic PS6x10 Arrays with 10GbE uplink modules, and the Dell PowerConnect 8024 10Gb Ethernet switch. Two additional LAG ...