1: Check in /var/log/messages or may be run dmesg to get some pointer 2: If your system is hanging on regular basis then configure kdump along with sysrq keys to know the exact problem.
How troubleshoot Linux server hang?
Even Linux servers can go haywire some days. Here’s the first steps you should take in troubleshooting and fixing them. I’ve seen plenty of Linux servers run day in and day out for years, with nary a reboot.
…
- Check the hardware! …
- Define the exact problem. …
- Top. …
- What’s up with disk space? …
- Check the logs.
How do I find out why my Linux server crashed?
How to Diagnose Why Your Linux Server Crashed?
- Linux Process Management. Top. …
- Analyze Network Traffic. Occasionally a server crash will be triggered by issues with network traffic. …
- Check the Logs. When all else fails, sifting through your server logs is one of the best ways to troubleshoot any errors.
How do I fix my server hang up?
To run Internet Explorer Troubleshooter, follow these steps:
- a. Close all programs.
- b. Click Start, and then click Control Panel.
- c. Under System and Security, click Find and fix problems.
- d. On the task pane on the left, click View All.
- e. Click Internet Explorer Performance. …
- f. Click on Next.
- g.
Why does server keep freezing?
A server might hang both due to hardware and software issues. Following are the reasons for a server freeze due to hardware and software issues: If a Network Interface Controller (NIC) has a faulty component or if it is attached to a bad cable, false interrupts might occur.
How do I troubleshoot Linux?
How to troubleshoot network connectivity with Linux server
- Check your network configuration. …
- Check the network configuration file. …
- Check the servers DNS records. …
- Test the connection both ways. …
- Find out where the connection fails. …
- Firewall settings. …
- Host status information.
How do you troubleshoot a server?
Server Troubleshooting Checklist
- Establish and Maintain a Standardized Troubleshooting Routine.
- Start at the Bottom and Work Your Way Up.
- Troubleshoot Connectivity Issues.
- Troubleshoot Name Resolution Issues.
- Troubleshoot Application Issues.
- Troubleshoot Print Server Issues.
- Troubleshoot Email Server Issues.
How can I find out why my server crashed?
Identify the Cause
The first step is to see if you can discover what happened. The most common cause of a server failure is a power failure. Storms, natural disasters, and citywide power outages can shut your server off if you don’t have a backup generator. Server overload can cause sporadic or system-wide crashes.
Why did Linux hang?
Some of the common causes that cause freezing/hanging in Linux are either software or hardware related issues. They include; system resources exhaustion, application compatibility issues, under-performing hardware, slow networks, device/application configurations, and long-running un-interruptable computations.
What is the difference between server hang and crash?
Q1) How do you differentiate between a server hang and server crash issue? Ans: When a server crashes, the JAVA process no longer exists. When the server is hung, it stops responding.
What does server hang up mean?
Whenever a computer trips a “Server Hangup” error, it means that the server the computer is trying to communicate with has stopped responding. The term “hang” is a type of “abnormal end,” or “abend,” that describes when a computer stops responding in a program or process.
What is a server crash?
Server crashes occur when a website, software application, or operating system stops functioning and does not get displayed. Servers are nothing but hardware infused with a lot of software programs incorporating lists of codes necessary to make data (website/application) available for users.
How do I freeze a server?
Right-click on the Server you want to freeze and select Freeze. Alternatively click on the Freeze button.
How do I stop my server from crashing?
Tips to prevent your server from crashing
- Ensure that the server room is neat and clean.
- Ensure that the cold air comes from the front and the hot air is expelled from the back. …
- Keep the doors of the server room closed so that dust is prevented from entering as that can cause a lot of overheating.