Please cut and paste (or provide a screenshot of) this data when asking for help.
SDR(type: 'rtlsdr' address: '001:002', serial: '00001000', purpose: '1090', gain: 'autogain', biastee: False)
total used free shared buff/cache available Mem: 4.0Gi 1.6Gi 316Mi 238Mi 2.5Gi 2.4Gi Swap: 2.0Gi 19Mi 2.0Gi
Filesystem Size Used Avail Use% Mounted on udev 2.0G 0 2.0G 0% /dev tmpfs 2.0G 74M 2.0G 4% /run /dev/mmcblk0p2 58G 11G 45G 20% / tmpfs 2.0G 400K 2.0G 1% /dev/shm tmpfs 5.0M 48K 5.0M 1% /run/lock tmpfs 1.0M 0 1.0M 0% /run/credentials/systemd-journald.service tmpfs 2.0G 32K 2.0G 1% /tmp /dev/mmcblk0p1 511M 81M 431M 16% /boot/firmware tmpfs 405M 272K 405M 1% /run/user/1000 tmpfs 1.0M 0 1.0M 0% /run/credentials/getty@tty1.service tmpfs 1.0M 0 1.0M 0% /run/credentials/serial-getty@ttyAMA10.service
top - 12:06:36 up 6 days, 3:29, 2 users, load average: 0.07, 0.17, 0.17 Tasks: 478 total, 1 running, 476 sleeping, 0 stopped, 1 zombie %Cpu(s): 0.0 us, 2.3 sy, 0.0 ni, 97.7 id, 0.0 wa, 0.0 hi, 0.0 si, 0.0 st MiB Mem : 4049.1 total, 315.6 free, 1597.0 used, 2573.5 buff/cache MiB Swap: 2048.0 total, 2029.0 free, 19.0 used. 2452.1 avail Mem