Linux Records-Filter logs sed, find, tail,du command

1. View logs for a certain period of time

#cat Hdfs-audit.log | Sed-n '/2018-04-11 10:00:00/,/2018-04-11 10:01:00/p ' | More---Direct use time period

#cat Hdfs-audit.log | Sed-n '/2018-04-11 09:[0-9][0-9]/,/2018-04-11 10:[0-9]:[0-9]/p ' | More---Use regular expressions

#sed查看log时间段 (sed-n '/start/,/end/P ' p is printed out, D is deleted)

2. View the end of the log 100 lines

#tail-F-N-Hdfs-audit.log

3. Delete files with folders larger than 1G

#find/home/test/-size +1024m-exec rm {} \

4. View the TCP connection type

#netstat-an|awk '/tcp/{print $6} ' |sort|uniq-c

5. Number of statistics File bytes

Wc-c Hdfs-audit.log

6. View File and folder size

Du-ah--max-depth=1

Linux Records-Filter logs sed, find, tail,du command