Please cut and paste (or provide a screenshot of) this data when asking for help.
SDR(type: 'rtlsdr' address: '001:004', serial: '00001000', purpose: '1090', gain: 'autogain', biastee: False)
total used free shared buff/cache available Mem: 906Mi 514Mi 37Mi 45Mi 463Mi 391Mi Swap: 511Mi 356Mi 155Mi
Filesystem Size Used Avail Use% Mounted on udev 314M 0 314M 0% /dev tmpfs 454M 59M 395M 13% /run /dev/mmcblk0p2 58G 7.0G 48G 13% / tmpfs 454M 148K 453M 1% /dev/shm tmpfs 5.0M 12K 5.0M 1% /run/lock /dev/mmcblk0p1 510M 79M 432M 16% /boot/firmware tmpfs 91M 44K 91M 1% /run/user/1000
top - 04:17:36 up 59 days, 14:54, 2 users, load average: 0.26, 0.32, 0.35 Tasks: 332 total, 1 running, 330 sleeping, 0 stopped, 1 zombie %Cpu(s): 14.3 us, 14.3 sy, 0.0 ni, 71.4 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st MiB Mem : 906.2 total, 38.3 free, 513.8 used, 463.4 buff/cache MiB Swap: 512.0 total, 155.1 free, 356.9 used. 392.4 avail Mem