Dell PowerSwitch S5212F-ON EMC SmartFabric OS10 User Guide Release 10.5.1 - Page 1367

Default Command Mode Usage Information Example 832 KB SYSTEM-QOS The no version of this command returns the value to the default. OS10(conf-sys-qos)# pfc-shared-buffer-size 2000 Supported Releases 10.3.0E or later pfc-shared-headroom-buffer-size Configures the shared headroom size for absorbing the packets after pause frames generate. NOTE: This command is available only on the following platforms: ● S5212F-ON, S5224F-ON, S5232F-ON, S5248F-ON, S5296F-ON ● Z9100-ON ● Z9264F-ON Syntax Parameters Default Command Mode Usage Information Example pfc-shared-headroom-buffer-size headroom-buffer-size headroom-buffer-size - Enter the size of the priority flow-control headroom buffer in KB, from 1 to 3399. 1024 KB SYSTEM-QOS All PFC-enabled priority groups can use the shared headroom space. Headroom is the buffer space that absorbs the incoming packets after the PFC frames reach the sender. After the threshold is reached, PFC frames generate towards the sender. The packets sent by the sender after the PFC frames generate are absorbed into the Headroom buffer. The no version of this command returns the value to the default. OS10(conf-sys-qos)# pfc-shared-headroom-buffer-size 2000 Supported Releases 10.4.0E(R1) or later police Configures traffic policing on incoming traffic. Syntax Parameters police {cir committed-rate [bc committed-burst-size]} {pir peak-rate [be peak-burst-size]} ● cir committed-rate - Enter a committed rate value in kilo bits per second, from 0 to 4000000. ● bc committed-burst-size - (Optional) Enter the committed burst size in packets for control plane policing and in KB for data packets, from 16 to 200000. ● pir peak-rate - Enter a peak-rate value in kilo bits per second, from 0 to 40000000. ● be peak-burst-size - (Optional) Enter a peak burst size in kilo bytes, from 16 to 200000. Defaults ● bc committed-burst-size value is 200 KB for control plane and 100 KB for all other classmap types ● be peak-burst-size value is 200 KB for control plane and 100 KB for all other class-map types Command Mode POLICY-MAP-CLASS-MAP Quality of service 1367