roce (RoCE Bandwidth)

The timeline information of RoCE bandwidth data is displayed at the RoCE layer in the msprof_*.json file, and the summary information is summarized in the roce_*.csv file.

Applicability

Product	Supported
Atlas 350 Accelerator Card	x
Atlas A3 training product/Atlas A3 inference product	√
Atlas A2 training product/Atlas A2 inference product	√
Atlas 200I/500 A2 inference product	x
Atlas inference product	x
Atlas training product	√

Data at RoCE layer in msprof_*.json

The following figure shows data at the RoCE layer in the msprof_*.json file.

Figure 1 RoCE layer

**Table 1** Field description
Field	Description
Tx/Rx_Dropped_Rate	Received/Transmitted packet loss rate.
Tx/Rx_Error_Rate	Received/Transmitted packet error rate.
Tx/Rx_Packets	Packet receive/transmit rate.
Tx/Rx_Bandwidth_Efficiency	Receive/Transmit bandwidth.

roce_*.csv File

The following shows the file content format.

Figure 2 roce_*.csv

**Table 2** Field description
Field	Description
Device_id	Device ID.
Timestamp(us)	Timestamp, in μs.
Bandwidth(MB/s)	Bandwidth, in MB/s.
Rx Bandwidth efficiency(%)	Receive bandwidth.
rxPacket/s	Packet receive rate.
rxError rate(%)	Received packet error rate.
rxDropped rate(%)	Received packet loss rate.
Tx Bandwidth efficiency(%)	Transmit bandwidth.
txPacket/s	Packet transmit rate.
txError rate(%)	Transmitted packet error rate.
txDropped rate(%)	Transmitted packet loss rate.
funcId	Port ID, which is used to distinguish multiple ports on a device.

Parent topic: Profile Data File References