Dell PowerSwitch S4128F-ON EMC SmartFabric OS10 User Guide Release 10.5.0 - Page 1165
Con Deep Buffer mode, Table 124. Buffer availability in different modes
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Table 124. Buffer availability in different modes Platform Default deep buffer S4200-ON series 4.63 GB Enhanced deep buffer 6.24 GB Deep Buffer mode takes effect only after saving it in the startup configuration and reloading the switch. NOTE: Disabling the Deep Buffer mode configuration during runtime is not supported. Configuration notes 1. When the switch is in Deep Buffer mode, the PFC and LLFC features are not available. The following commands are not supported: • priority-flow-control mode on-Configure Priority Flow Control mode on an interface. • service-policy input type network-qos policy-name-Apply a network service policy on an interface. • flowcontrol transmit on-Configure flow control transmit. • pfc-max-buffer-size size-Configure maximum buffer size for PFC. • pfc-shared-buffer-size size-Configure shared buffer size for PFC. NOTE: To view the PFC, LLFC, or service policy configured on the interfaces, use show running-configuration command. Use interface range command to disable network QoS-related configurations before enabling Deep Buffer mode. 2. The other QoS features such as traffic classification, policing, marking, shaping, priority queuing, and scheduling are supported in Deep Buffer mode. Configure Deep Buffer mode By default, Deep Buffer mode is disabled. To configure Deep Buffer mode on a switch, enable the mode, save the configuration, and reload the switch for the feature to take effect. NOTE: Disable all the network QoS configurations; for example, PFC and LLFC, before configuring the Deep Buffer mode. To configure Deep Buffer mode: 1. Enable Deep Buffer mode in CONFIGURATION mode. hardware deep-buffer-mode After you configure Deep Buffer mode, the system displays a warning stating that the configuration takes effect only after saving it in the startup configuration and reloading the switch. NOTE: To disable Deep Buffer mode, use the no form of the command. Disabling Deep Buffer mode takes effect only after saving it in the startup configuration and reloading the switch. 2. Save Deep Buffer mode in the startup configuration in EXEC mode. write memory 3. Reload the switch in EXEC mode. reload Configure Deep Buffer mode The configuration shows how to enable Deep Buffer mode in a switch. OS10# configure terminal OS10(config)# hardware deep-buffer-mode % Warning: Deep buffer mode configuration will be applied only after a save and reload. OS10(config)# exit OS10# write memory OS10# reload Proceed to reboot the system? [confirm yes/no]: Y Quality of service 1165
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