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Whenever a linux server stops working correctly, it can be really difficult to figure out what may be wrong with it. This is even more true if it is a high-performance Linux server, like the HPE server. HPE servers are powerful, reliable pieces of hardware, but, like any other machine, they can and do go wrong.
To troubleshoot and diagnose problems with HPE servers, the first step is to use the ‘top’ utility to check the load and number of tasks running on the server. The ‘top’ utility allows users to view how many processes are running on the system, their individual resource usage, and their CPU utilization. This information can quickly diagnose if a process is hogging the server’s resources or if there are too many processes running.
Another useful tool for troubleshooting HPE server issues is the ‘lsof’ command. This command provides a list of all open files and their associated processes. This allows users to quickly identify any unexpected file accesses or programs running on the server that may have caused the issue. Additionally, the ‘ip’ command provides useful networking information such as open ports and interfaces, as well as active and listening connections.
If none of the above methods show any clues as to the cause of the problem, then the next step is to take advantage of the HPE server’s monitoring capabilities. HPE servers come with built-in monitoring tools, such as “hpvmsnap” and “hpvmstat”, that allow users to monitor system performance and log any errors. In addition, most HPE servers also have systems health alerts, which allow users to be alerted by email if something on the system changes unexpectedly. If an alert is received, then it can be a sign of a serious problem, which may require more digging to diagnose.
If, after using all of these troubleshooting techniques, the problem still persists, then the next step would be to try and reboot the server. By rebooting, any processes that may have become stuck can be cleared out and the system can be restarted. If all else fails, then it may be necessary to contact HPE’s customer service team, who can investigate the issue further, and help find a solution.
No matter what the problem is with an HPE server, by following the steps outlined here, users can quickly diagnose and troubleshoot the issue. With the right tools and monitoring capabilities, most issues can be solved before too much downtime is incurred.
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新聞名稱：故障排除LinuxTopHP服務(wù)器故障解決方案（linuxtophp）
文章出自：http://www.dlmjj.cn/article/dpjiocp.html
