Linux operations command log

In a Linux Terminal, for the convenience of checking operations possible errors, as well as avoid screen scroll limit, we may record the operations log.

Common tool screen, script, and the tee. 1.screen — screenmanagerwithVT100/ANSIterminalemulatio > screen-L > here is what we do > exit after a similar file name: screenlog.0 > morescreenlog.0 so you can see what you have just done, find possible problems 2.script — maketypescriptofterminalsession > script > our operations > exit generates one such file: typescript > moretypescript here we do 3.tee – readfromstandardinputandwritetostandardoutputandfiles this command can read Terminal input and output to a terminal or file, sometimes it can be used to record make commands can produce output to the terminal by a large amount of content is output to the file. This way you can easily record a log of these commands. > Make2 > & 1 | teemake.log, of course, we can also redirect to a file > make > make.logPS: 2 > & 1 to log the error log ifyouwanttofilterthecontrolsymbols, trytousethe "col" commandliketis: $ catscreenlog.0 | col-b > screenlogor $ cattypescript | col-b > scriptlog