Recognition

Posts

10 Posts
  • Published Question

    Kubernetes LB health check documentation questions

    I noticed that in the documentation https://www.digitalocean.com/docs/kubernetes/how-to/configure-load-balancers/ the following statement is made By default, the load balancer performs health checks on the worker nod...
    Accepted Answer: Hi there, What youre seeing there is a nodeport that is where the LB checks the health on the node. If you use kubectl to describe the pertinent service you will see that this 30666 nodeport translates to a different ...
    1 By scottmiller DigitalOcean Managed Kubernetes
  • Published Question

    Removing first node crashes entire cluster

    I have noticed that if I set up a k8s cluster of 3 nodes, then power down the first node to simulate a failure, the cluster immediately stops receiving traffic and instead of routing traffic to the two other nodes the...
    0 By scottmiller DigitalOcean Managed Kubernetes
  • Published Question

    Expected behavior when nodes are powered down

    I set up a cluster with three nodes. They all got added to the LB and everything appeared fine. Then to simulate a failure, I powered down the first node droplet, expecting the LB to just stop sending traffic to it....
    1 By scottmiller Kubernetes Load Balancing
  • Published Answer

    How long does it typically take a cluster to come up and be live?

    I found this great article that explains how to configure rolling updates (another place I was seeing downtime after `kubectl apply…
    By scottmiller
  • Published Question

    How long does it typically take a cluster to come up and be live?

    I have successfully launched my app using DO Kubernetes, but have noticed that from typing kubectl apply for the first time to the cluster being able to serve requests takes around 5 minutes. Is this typical? It see...
    Accepted Answer: Hi there! Yes it can take anywhere from 3-10min for the cluster to come up. This is heavily dependent on the cluster size and how many nodes need to bootstrap as well as other factors such as the standard performance ...
    4 By scottmiller Kubernetes Ruby on Rails
  • Published Answer

    New monitoring script not working- best way to debug?

    After a little digging, I was able to determine the cause was an unrelated defunct entry in my sources.list. Once I removed it, …
    By scottmiller
  • Published Question

    New monitoring script not working- best way to debug?

    I followed the instructions to update my monitoring script as the old 'do-agent' is deprecated. However, for some unknown reason, the install appears to have failed as I am no longer getting monitoring. This is on U...
    2 By scottmiller Monitoring Ubuntu
  • Published Answer

    Configure Helpy.io to use IMAP and Gmai

    Hi @mladenjordanov sorry for the delay in response. This looks like a Postgres login problem. In the default configuration, the d…
    By scottmiller
  • Published Answer

    Configure Helpy.io to use IMAP and Gmai

    Thanks for that answer @mladenjordanov I have seen that PG error most commonly if the current logged in user does not match the us…
    By scottmiller
  • Published Answer

    Configure Helpy.io to use IMAP and Gmai

    Hey- Scott here from Helpy. The trick is to make sure you are running the command with the correct user account. The one-click…
    By scottmiller