HAOS becomes unresponsive/unreachable

I am running HAOS on Raspberry Pi 4 2Gb. It becomes unresponsive at random times, during which it is not accessible. The only quick solution is to physically restart raspberry pi.


already happened thrice today.
Flat line indicate no data.

system into as following

System Health

version: core-2022.4.6
installation_type: Home Assistant OS
dev: false
hassio: true
docker: true
user: root
virtualenv: false
python_version: 3.9.9
os_name: Linux
os_version: 5.10.103-v8
arch: aarch64
timezone: Asia/Karachi


GitHub API: ok
GitHub Content: ok
GitHub Web: ok
GitHub API Calls Remaining: 5000
Installed Version: 1.24.5
Stage: running
Available Repositories: 1096
Downloaded Repositories: 23


logged_in: false
can_reach_cert_server: ok
can_reach_cloud_auth: ok
can_reach_cloud: ok


host_os: Home Assistant OS 7.6
update_channel: stable
supervisor_version: supervisor-2022.04.0
docker_version: 20.10.9
disk_total: 237.7 GB
disk_used: 25.1 GB
healthy: true
supported: true
board: rpi4-64
supervisor_api: ok
version_api: ok
installed_addons: ADS-B Multi-Portal Feeder (1.0.3), AdGuard Home (4.5.1), Check Home Assistant configuration (3.10.0), ESPHome (2022.4.0), File editor (5.3.3), Glances (0.15.0), Grafana (7.5.2), HDD Tools (0.52.0), Home Assistant Google Drive Backup (0.106.2), InfluxDB (4.4.1), Log Viewer (0.13.0), MariaDB (2.4.0), Mosquitto broker (6.0.1), SSH & Web Terminal (10.1.1), Samba Backup (5.0.0), Samba share (9.5.1), Tailscale (0.6.1), Tailscale (1.24.0.0), ZeroTier One (0.13.2)


dashboards: 2
resources: 11
views: 17
mode: storage