Analytics Plugin high memory consumption can cause OOMEs

Problem

OutOfMemoryErrors when starting the Jira instance.

ThreadPoolAsyncTaskExecutor::Thread 13 consumes a Retained Heap of 6,422,859,280.

The java.io.UnixFileSystem holds 30,830,856 entries of java.lang.String values from uk.org.simonsite.log4j.appender called by the com.atlassian.analytics.client.logger.Log4jAnalyticsLogger

Environment

Jira 8.13.4

Steps to Reproduce

Unknown

Expected Results

Analytics plugin memory consumption does not grow to disproportionate amounts.

Actual Results

Analytics plugin consumes >6GB of retained heap space.

Workaround

Disable the analytics plugin.