path: rr_5.9.0-6/scripts/signal-rr-recording.sh
}
for rr_pid in `pidof rr` ; do
    if cat /proc/$rr_pid/cmdline | tr '\0' '\n' | head -n2 | tail -n1 | grep -qz '\(^record$\)\|/'  ; then
        signal_descendants $rr_pid