Mandatory Performance Attributes
General
Refer to Table 35-4 on page 1025 and Table 35-3 on page 1024. As indicated earlier in this chapter, the following attributes are mandatory and must be implemented on each port:
ClassPortInfo. See Table 28-7 on page 794 and the description of ClassPortInfo in Table 35-4 on page 1025.
PortCounters. This attribute contains a standard set of required event counters that are always running on each port.
PortSamplesControl. A PerfSet(PortSamplesControl) is used to simultaneously:
- Select a port on which to take samples.
- Select one or more optional operational events on the selected port to be sampled.
- Trigger a sampling session of the selected optional events on the selected port.
An initial execution of a ...
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