введение в библиотеку поддержки агента домена Performance Metrics (introduction to the Performance Metrics Domain Agent support library)
HELP TEXT
Each PMDA must be able to provide pmcd(1) with the help text for
each metric. Most PMDAs use specially created files with indexes
to support efficient retrieval of the help text. Tools are
provided with PCP to create the help text files of appropriate
format. See newhelp(1).
