6.5.3 SBSX and HN-I PMU event summary

The following table shows a summary of the SBSX PMU events.

Table 6-4 SBSX PMU event summary

Number Name Description
1 PMU_SBSX_RXDAT Number of RXDAT flits received. This is a measure of the true read data bandwidth.
2 PMU_SBSX_TXDAT Number of TXDAT flits dispatched. This is a measure of the true write data bandwidth.
3 PMU_SBSX_TXREQ_TOTAL Number of TXREQ flits dispatched. This is a measure of the total request bandwidth.

The following table shows a summary of the HN-I PMU events.

Table 6-5 HN-I PMU event summary

Number Name Description
1 PMU_HNI_RXDAT Number of RXDAT flits received. This is a measure of the true read data bandwidth.
2 PMU_HNI_TXDAT Number of TXDAT flits dispatched. This is a measure of the true write data bandwidth.
3 PMU_HNI_TXREQ_TOTAL Number of TXREQ flits dispatched. This is a measure of the total request bandwidth.
4 PMU_HNI_TXREQ_REQORDER Number of TXREQ flits with ReqOrder bit set. This is a measure of the rate of requests with the ReqOrder bit set.
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