What will be the three things you will look into when your java system.application goes slow suddenly. Means one day you notice application is running very slow and till yesterday it was fine, so what three things you will see first or debug first.
1. checking logs.
2. checking memory usage and cpu usage, if behave exceptionally.
3. dump thread or think about what is recently config/code change, or what is the possible datasource change
4. low virtual memory
1. checking logs.
2. checking memory usage and cpu usage, if behave exceptionally.
3. dump thread or think about what is recently config/code change, or what is the possible datasource change
4. low virtual memory
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