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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:57:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 02:57:58 +0000 |
commit | be1c7e50e1e8809ea56f2c9d472eccd8ffd73a97 (patch) | |
tree | 9754ff1ca740f6346cf8483ec915d4054bc5da2d /health/guides/net/10s_received_packets_storm.md | |
parent | Initial commit. (diff) | |
download | netdata-upstream.tar.xz netdata-upstream.zip |
Adding upstream version 1.44.3.upstream/1.44.3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'health/guides/net/10s_received_packets_storm.md')
-rw-r--r-- | health/guides/net/10s_received_packets_storm.md | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/health/guides/net/10s_received_packets_storm.md b/health/guides/net/10s_received_packets_storm.md new file mode 100644 index 00000000..29e1f534 --- /dev/null +++ b/health/guides/net/10s_received_packets_storm.md @@ -0,0 +1,23 @@ +### Understand the alert + +This alert is triggered when there is a significant increase in the number of received packets within a 10-second interval. It indicates a potential packet storm, which may cause network congestion, dropped packets, and reduced performance. + +### Troubleshoot the alert + +1. **Check network utilization**: Monitor network utilization on the affected interface to identify potential bottlenecks, high bandwidth usage, or network saturation. + +2. **Identify the source**: Determine the source of the increased packet rate. This may be caused by a misconfigured application, a faulty network device, or a Denial of Service (DoS) attack. + +3. **Inspect network devices**: Check network devices such as routers, switches, and firewalls for potential issues, misconfigurations, or firmware updates that may resolve the problem. + +4. **Verify application behavior**: Ensure that the applications running on your network are behaving as expected and not generating excessive traffic. + +5. **Implement rate limiting**: If the packet storm is caused by a specific application or service, consider implementing rate limiting to control the number of packets being sent. + +6. **Monitor network security**: Check for signs of a DoS attack or other security threats, and take appropriate action to mitigate the risk. + +### Useful resources + +1. [Wireshark User's Guide](https://www.wireshark.org/docs/wsug_html_chunked/) +2. [Tcpdump Manual Page](https://www.tcpdump.org/manpages/tcpdump.1.html) +3. [Iperf - Network Bandwidth Measurement Tool](https://iperf.fr/) |