1comment = "Support for hardware performance counters" 2 3desc = <<EOD 4The Performance Counters Library (libpmc, -lpmc) provides a programming 5interface that allows applications to use hardware performance counters 6to gather performance data about specific processes or for the system as 7a whole. The library is implemented using the lower-level facilities 8offered by the hwpmc(4) driver. 9 10The utilities pmc(8), pmcannotate(8), pmccontrol(8) and pmcstat(8) provide 11command-line access to the facilities provided by libpmc. 12EOD 13 14annotations { 15 set = "optional,optional-jail" 16} 17