Question: How Do You Investigate Performance Issues?

Why the server is slow?

Slow server.

The problem: Server teams don’t like to hear it, but the most common causes of slow application performance are the applications or servers themselves, not the network.

A front-end web server talks with an application server that talks with a middleware server that queries one or more database servers..

How do you identify application performance issues?

Here are seven of the most common web application performance roadblocks and how to fix them:DNS issues and network connectivity.Slow servers and loading time.Poorly written code.Lack of load balancing.Traffic spikes.Specific HTML title tags.Failing to optimize bandwidth Usage.

How do you troubleshoot performance issues?

Troubleshooting Steps:Step 1: Restart your computer regularly. … Step 2: Run the automated tools provided in the SupportAssist tool. … Step 3: Run a complete hardware diagnostic test. … Step 4: Scan your computer for malware. … Step 5: Restore your Dell computer using Windows System Restore. … Step 6: Reinstall Microsoft Windows.

How do you troubleshoot a server issue?

Troubleshooting Server Down IssuesAnalyze Your Network Infrastructure. You will have a better chance at troubleshooting network problems if you first figure out where everything is connected in the infrastructure. … Study Your Network. … Connection is Down. … No IP Address. … No DNS Servers. … No Default Gateway. … Misconfigured IP Subnet Mask.

How do you diagnose a slow computer?

Windows has a built-in diagnostics tool called Performance Monitor. It can review your computer’s activity in real time or through your log file. You can use its reporting feature to determine what’s causing your PC to slow down. To access Resource and Performance Monitor, open Run and type PERFMON.

What are the three most probable causes of performance issues in production?

Reasons for Performance Issues in Production SystemsLack of Local Performance Testing. … Third-Party Systems May Behave in Unexpected Ways. … Unexpected Network Delays. … Lack of Logs to Measure the System’s Performance. … Data Growth in Database Systems Will Slow Down Your System.

What are your first actions to resolve a performance issue?

To deal with the matter correctly, there are a few steps to follow:Informal conversation(s) Your starting point for resolving issues should be to deal with them early and informally. … Offer support. … Performance review meeting. … Decision and sanction. … Inform the employee. … Agree a performance improvement plan. … Follow-up meeting.

How do I fix a slow network problem?

The Top 10 Ways to Deal with a Slow Internet ConnectionCheck your speeds (and your internet plan) … Give your hardware the universal fix. … Know your hardware’s limitations. … Fix your wifi signal. … Turn off or limit bandwidth-hogging apps. … Try a new DNS server. … Call your internet provider. … Optimize your web for a slow connection.More items…•

What are some common performance issues?

Types of Performance ProblemsQuantity of work (untimely completion, limited production)Quality of work (failure to meet quality standards)Inappropriate behaviors (often referred to as poor attitude)Resistance to change.Inappropriate interpersonal relations.Inappropriate physical behavior.

What causes slow network performance?

There are many reasons your Internet connection might appear slow. It could be a problem with your modem or router, Wi-Fi signal, signal strength on your cable line, devices on your network saturating your bandwidth, or even a slow DNS server. These troubleshooting steps will help you pin down the cause.

What are 4 common signs that there may be some performance problems or issues you might need to deal with?

Work Behavior ChangesChanges in work performance, e.g., difficulty meeting deadlines, mistakes or errors.Difficulty concentrating or recalling instructions.Fatigue, lack of interest or participation.Excessive amount of personal time on the telephone, on break or unaccounted-for time.

What are the most common problems in the workplace?

Common workplace issues that employees face include:Interpersonal conflict.Communication problems.Gossip.Bullying.Harassment.Discrimination.Low motivation and job satisfaction.Performance issues.More items…•

What are the common performance issues in SQL Server?

Our SQL Server Performance Tuning Services and Training OfferingsGeneral workload slowdown.Connection/query timeouts.Excessive CPU usage.Memory pressure.Excessive I/O read/write latency.Query plan analysis.Indexing strategy.Excessive transaction log or tempdb size.More items…

What is the main cause of slow Internet connection?

Two of the most frequent causes of poor Internet performance are spyware and viruses. Spyware can slow your system by interfering with your browser and monopolizing your Internet connection. Spyware monitors your Internet use and keystrokes, which adds delays. … Computer viruses can also cause poor Internet performance.