At some point, there will be a system change significant enough that a maintenance window needs to be scheduled with customers. But that doesn’t mean the end-user traffic or client integrations will stop requesting the services. What we need to present to end-users is a maintenance page during this outage to indicate the overall solution … GCP: Cloud Run/Function to handle requests to GKE cluster during maintenance
The ELK stack (ElasticSearch-Logstash-Kibana), is a horizontally scalable solution with multiple tiers and points of extension and scalability. Because so many companies have adopted the platform and tuned it for their specific use cases, it would be impossible to enumerate all the novel ways in which scalability and availability had been enhanced by load balancers, … ELK: Architectural points of extension and scalability for the ELK stack
The Logstash Indexing layer receives data from any number of input sources, transforms the data, and then submits it to Elasticsearch for indexing. Transforming and extracting data from every event can be both I/O as well as CPU intensive. Horizontal or Vertical Vertical scaling will only go so far in the Logstash indexing layer. In … ELK: Performance of the Logstash Indexing layer