linux view the last few lines of the log
tail -n 50 wx.log
Example: Looking at /var/log/boot.log, only the last line is displayed. then execute
tail -n 1 /var/log/boot.log
tail -n 1000: show last 1000 lines
tail -n +1000: start from 1000 lines, display after 1000 lines
head -n 1000: display the first 1000 lines
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