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| Support - Interview Questions and Answers for 'System monitoring' - 3 question(s) found - Order By Newest | |||||
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| Ans. Nagios is open source system , network and infrastructure monitoring software application. It alerts the user if anything goes wrong. Nagios is widely used as monitoring tool for enterprise applications. | |||||
| Help us improve. Please let us know the company, where you were asked this question : | |||||
 Discuss Correct / Improve  production support application support nagios system monitoring | |||||
 Related Questions | |||||
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| Ans. We use SAR command for that purpose. We also have GUI system monitoring tool to keep real time check of requests, load and memory usage. | |||||
| Help us improve. Please let us know the company, where you were asked this question : | |||||
| Discuss Correct / Improve server monitoring production support servers website traffic system monitoring sar application support | |||||
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| Doesn't it make sense to necessarily initialize references to some object to avoid NullPointerExceptions ? Can this be done ? | |||||
| What is the purpose of String Pool ? Don't you think it's a performance overhead to have unnecessary check for string in string pool ? | |||||
| Is it necessary to specify "employeeId" with @PathParam("employeeId") in this case, @Path("/{employeeId}") public String employeeInfo(@PathParam("employeeId") Long employeeId){ } | |||||
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| Ans. Yes we have created System as well as Log monitoring scripts to keep track of exceptions. We are also using a tool that will inform the stake holders if an exceptional event occurs with the system. | |||||
| Help us improve. Please let us know the company, where you were asked this question : | |||||
| Discuss Correct / Improve production support system monitoring log monitoring | |||||
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| Have you ever faced any problem due to caching? | |||||
| What is Hot Deployment ? | |||||
| Difference between Hot and Cold Deployment ? | |||||
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| How do you monitor your logs while investigating a high severity problem ? | |||||
