Dell PowerStore 3000T EMC PowerStore Host Configuration Guide - Page 11

iSCSI SAN Guidelines, Recommended Configuration Values Summary

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2. PowerStore Appliance 3. FC SAN Switch 4. Node The following diagram describes a simple Fibre Channel connectivity with four (4) PowerStore appliances: 1. Host 2. PowerStore Appliance 3. FC SAN Switch 4. Node NOTE: Refer to your Fibre Channel switch user manual for implementation instructions. iSCSI SAN Guidelines This section details the best practices for attaching hosts to a PowerStore cluster in a highly-available, resilient and optimal iSCSI SAN. Recommended Configuration Values Summary The following table summarizes the recommended variables related to iSCSI SAN: Validation Each host should be connected to both nodes of each appliance. Maximum number of paths per volume per host: 8 Recommended number of paths per volume per host: 4 Link speed should be consistent across all paths to the PowerStore cluster. Impact Redundancy Performance Performance Performance Severity Mandatory Warning Warning Warning Refer to Section Minimal Subnetting Configuration for iSCSI Recommended Zoning Configuration Recommended Zoning Configuration Recommended Zoning Configuration Best Practices for Storage Connectivity 11

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2. PowerStore Appliance
3. FC SAN Switch
4. Node
The following diagram describes a simple Fibre Channel connectivity with
four (4)
PowerStore appliances:
1. Host
2. PowerStore Appliance
3. FC SAN Switch
4. Node
NOTE:
Refer to your Fibre Channel switch user manual for implementation instructions.
iSCSI SAN Guidelines
This section details the best practices for attaching hosts to a PowerStore cluster in a highly-available, resilient and optimal iSCSI SAN.
Recommended Configuration Values Summary
The following table summarizes the recommended variables related to iSCSI SAN:
Validation
Impact
Severity
Refer to Section
Each host should be connected to both
nodes of each appliance.
Redundancy
Mandatory
Minimal Subnetting Configuration
for iSCSI
Maximum number of paths per volume per
host: 8
Performance
Warning
Recommended Zoning
Configuration
Recommended number of paths per volume
per host: 4
Performance
Warning
Recommended Zoning
Configuration
Link speed should be consistent across all
paths to the PowerStore cluster.
Performance
Warning
Recommended Zoning
Configuration
Best Practices for Storage Connectivity
11