Logs
Working with DMESG
dmesg - print or control the kernel ring buffer
rex@mintAspire-V5 ~ $ less /var/log/dmesg rex@mintAspire-V5 ~ $ ls /var/log/dmesg* /var/log/dmesg /var/log/dmesg.1.gz /var/log/dmesg.3.gz /var/log/dmesg.0 /var/log/dmesg.2.gz /var/log/dmesg.4.gz rex@mintAspire-V5 ~ $
After executing command less /var/log/dmesg
Type below /error and you can locate specific error on the logs. Below example.
[ 1.771867] usb 3-1.4: string descriptor 0 read error: -22
[ 1.771877] usb 3-1.4: New USB device found, idVendor=0489, idProduct=e04e
[ 1.771880] usb 3-1.4: New USB device strings: Mfr=1, Product=2, SerialNumber
Working with /var/log/message
rex@mintAspire-V5 ~ $ less /var/log/messages rex@mintAspire-V5 ~ # more -f /var/log/messages
# cat /var/log/messages
# tail -f /var/log/messages
# grep -i error /var/log/messages
Almost all logfiles are located under /var/log directory and its sub-directories on Linux. You can change to this directory using the cd command. You need be the root user to view or access log files on Linux or Unix like operating systems. You can use the following commands to see the log files:
less command
more command
cat command
grep command
tail command
zcat command
zgrep command
zmore command
Running the Logs on the Powershell.
Quick screen shot of PowerShell type -wait (type is an alias for get-content)
type -wait c:\test\app\log\realtimeshot-000T.txt
Viewing Logs in Real Time:
If your log file name is /var/log/messages, enter:
tail -f /var/log/messages :: Running 50 lines :: tail -50 -f /var/log/messages :: tail -f n 50 /var...
If your log file name is /var/log/lighttpd/access.log, enter:
tail -f /var/log/lighttpd/access.log
If your php log file name is /var/log/lighttpd/scripts.log, enter
tail -f /var/log/lighttpd/scripts.log