Man pages matching name lttng-irqfreq in section 1:

lttng-irqfreq.1.en	debian 10 / python3-lttnganalyses
lttng-irqfreq.1.en	debian 11 / python3-lttnganalyses
lttng-irqfreq.1.en	debian 12 / python3-lttnganalyses