diff --git a/content/runbooks/node/NodeNetworkReceiveErrs.md b/content/runbooks/node/NodeNetworkReceiveErrs.md index 2f45588..42b0a77 100644 --- a/content/runbooks/node/NodeNetworkReceiveErrs.md +++ b/content/runbooks/node/NodeNetworkReceiveErrs.md @@ -16,7 +16,7 @@ Network attached storage performance issues or even data loss. ## Diagnosis -Investigate networkng issues on the node and to connected hardware. +Investigate networking issues on the node and to connected hardware. Check physical cables, check networking firewall rules and so on. ## Mitigation diff --git a/content/runbooks/node/NodeNetworkTransmitErrs.md b/content/runbooks/node/NodeNetworkTransmitErrs.md index dfcec44..7a44463 100644 --- a/content/runbooks/node/NodeNetworkTransmitErrs.md +++ b/content/runbooks/node/NodeNetworkTransmitErrs.md @@ -16,7 +16,7 @@ Network attached storage performance issues or even data loss. ## Diagnosis -Investigate networkng issues on the node and to connected hardware. +Investigate networking issues on the node and to connected hardware. Check network interface saturation. Check CPU usage saturation. Check physical cables, check networking firewall rules and so on. @@ -30,5 +30,5 @@ networking. - [Increase TX queue length](https://access.redhat.com/documentation/en-us/red_hat_openstack_platform/13/html/ovs-dpdk_end_to_end_troubleshooting_guide/high_packet_loss_in_the_tx_queue_of_the_instance_s_tap_interface) - Spread services to other nodes/pods. - Replace physical cables, change ports. -- Look into introducting Quality of Service or other +- Look into introducing Quality of Service or other [TCP congestion avoidance algorithms](https://en.wikipedia.org/wiki/TCP_congestion_control)