sudo setcap 'cap_net_admin,cap_net_raw,cap_sys_nice+ep' /usr/bin/astra Run the service as the astra user. Edit /etc/systemd/system/astra.service :
# Find your device (e.g., /dev/dvb/adapter0) # Set affinity for the Astra process running this adapter taskset -cp 2 $(pidof astra) For a 4-adapter system, assign core 0 to adapter 0, core 1 to adapter 1, etc. If you use --transcode , the default software encoder is slow. Force vaapi (Intel) or nvdec (NVIDIA): astra cesbo install better
echo 512 > /proc/sys/vm/nr_hugepages mount -t hugetlbfs hugetlbfs /dev/hugepages Start Astra with LD_PRELOAD=libhugetlbfs.so astra ... Most people run Astra as root because DVB devices require /dev/dvb/ access. That is a security nightmare. sudo setcap 'cap_net_admin