| 1 | ### Understand the alert |
| 2 | |
| 3 | The Netdata Agent calculates the percentage of used memory. This alert indicates high cgroup memory utilization. Out Of Memory (OOM) killer will kill some processes when the utilization reaches 100%. To fix this issue, try to increase the cgroup memory limit (if set). |
| 4 | |
| 5 | This alert is triggered in warning state when the percentage of used memory is between 80-90% and in critical state between 90-98%. |