Lesson Learned: Graylog JVM Heap Over-Allocation
·526 words·3 mins
The Problem # I noticed my Graylog VM was consuming more memory than expected. The VM has 4GB RAM allocated, but both Graylog and OpenSearch were competing for memory, leaving little headroom for the operating system’s filesystem cache.
What I Tried # First, I checked memory usage on the Graylog VM: