Dell Brocade Adapters - Manual (Page 131)

Brocade Adapters Troubleshooting Guide 107
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Target rate limiting settings (HBA)
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• Use the following command to determine operating speed of the remote port and QoS status.
rport --query [-l ]
where:
port_id Specifies the ID of the port for which you want to query attributes of a remote
port.
rpwwn Remote PWWN. You can obtain the RPWWN from the BCU rport --list
command.
-l lpwwn Logical PWWN. This is an optional argument. If the -l lpwwn argument is not
specified, the base port is used.
Determining QoS settings through HCM
Use HCM in the following ways to determine current status and configuration for QoS:
• Use the Port Properties panel in HCM to display configured QoS parameters.
1. Select a port in the device tree.
2. Click the Properties tab in the right pane.
The Port Properties panel displays
• Use the Remote Port Properties panel in HCM to display information on QoS for the remote
port.
1. From the device tree, select a remote port (target or initiator).
2. Click the Remote Port Properties tab in the right pane.
The Remote Port Properties panel displays.
Target rate limiting settings (HBA)
Display target rate limiting settings on HBA ports or Fabric Adapter ports configured in HBA mode.
Target rate limiting throttles the Fibre Channel Protocol (FCP) read traffic rate to slow-draining
targets to reduce or eliminate network congestion and alleviate I/O slowdowns to faster targets.
Use the following BCU commands to determine current status and configuration for target rate
limiting settings:
Determining target rate limiting settings through BCU
Use the following BCU commands to determine current status and configuration for target rate
limiting settings:
• Use the following BCU command to determine target rate limiting speed and enabled status.
ratelim --query
where: