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In our previous blog post , we discussed the value of running the Linux perf native CPU sampling profiler to investigate Java CPU usage in production. However, perf generally requires root access and OpenShift application containers generally don't run with such privileged access. This...
If your Java workload is experiencing high CPU in production, the basic workflow is generally the following. This article will quickly review the first three steps and then we'll focus on the fourth step in green: Review a native sampling profiler. Garbage Collection The first thing to...