Elasticsearch apart from being an overkill for logging, I feel has a high cost of maintenance as the system starts to scale. Somehow that cost is not very visib

Elasticsearch apart from being an overkill for logging, I feel has a high cost of maintenance as the system starts to scale. Somehow that cost is not very visible in the start. One of the Singapore based successful start-up (Grab) had blogged about some other pain-points a couple of years back ( https://engineering.grab.com/how-built-logging-stack https://engineering.grab.com/how-built-logging-stack ) as well.