Common Linux Log query commands

1. View the Live log:

Tail- F nohup.out

2. Paging to view all logs:

Cat Nohup. Out |

4. Paging through the top N rows of logs:

Tail-n nohup. Out | More

5. View real-time logs and retrieve keywords:

Tail- F nohup.out | grep "keyword"

6. Retrieve the log and display the pre-and post-n-Row Records of the log:

Cat Nohup. Out | grep- n -b10 -a10 "keyword"

7. View the log, starting with line 1000th and displaying 500 rows:

Cat Nohup. Out | tail - n+| Head - n -

# # # 8. View the log, display 1000 rows to 1500 lines: "Shell cat nohup.out | head-n 1500| tail-n +

9. Delete the line that includes the keyword:

Sed-i '/keyword/d ' nohup. out

Common Linux Log query commands