How to troubleshoot with dmesg ?

This is really very helpful command when you start troubleshooting your linux issues.Try the below steps to explore more into that .

1. dmesg |more

2. dmesg|grep memory -- > it will give you the memory details
3. dmesg |grep eth       - - >it will give you the interface details.
4. dmesg -c                 --> to clear the dmesg entry from it before reboot {only if required}