![]() To start the System Monitor tool, either select. ![]() Monitored Linux CPU usage helps debug processes, manage system resources, make real-time decisions, and evaluate systems. ![]() Monitoring how this resource is used will ensure that the limited processing power is used as effectively as possible. That way we don’t start panicking when the server says 99% of memory is being used, but in reality that memory is being used by the Linux page cache. The Resources tab of the System Monitor tool allows you to view the current CPU usage on the system. The CPU utilization in Linux determines much of a system’s performance. Linux offers several tools to investigate CPU and memory usage like top, sar, and watch. ![]() When kbmemused is over 917504 KB or 896 MB, and kbcached is under 131072 KB or 128MB this command will output the memory usage stats from sar.ĭoing it this way we can ensure that we’re only looking at times when our actual free memory on the server has dipped below 128MB. The command below goes through your sar logs and shows anytime that your server’s memory is spiking. The kbcached column shows how much memory was cached. The %memused column shows how much memory was used as a percentage of total memory available. The kbmemused column shows how much memory was used. ![]() The kbmemfree column shows how much memory was free. ![]()
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