Please cut and paste (or provide a screenshot of) this data when asking for help.
SDR(type: 'rtlsdr' address: '001:033', serial: '00000001', purpose: '1090', gain: 'autogain', biastee: False)
total used free shared buff/cache available Mem: 3.8Gi 918Mi 1.8Gi 131Mi 1.3Gi 2.9Gi Swap: 3.8Gi 0B 3.8Gi
Filesystem Size Used Avail Use% Mounted on /dev/root 30G 2.3G 26G 9% / devtmpfs 1.9G 0 1.9G 0% /dev tmpfs 1.9G 0 1.9G 0% /dev/shm tmpfs 1.9G 118M 1.8G 7% /run tmpfs 5.0M 0 5.0M 0% /run/lock tmpfs 1.9G 0 1.9G 0% /tmp /dev/mmcblk0p1 127M 33M 95M 26% /boot/firmware
top - 08:51:31 up 96 days, 17:24, 0 user, load average: 0.44, 0.59, 0.65 Tasks: 294 total, 1 running, 292 sleeping, 0 stopped, 1 zombie %Cpu(s): 11.1 us, 11.1 sy, 0.0 ni, 77.8 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st MiB Mem : 3841.9 total, 1876.6 free, 918.7 used, 1337.0 buff/cache MiB Swap: 3841.9 total, 3841.9 free, 0.0 used. 2923.1 avail Mem