ts moreutils time stamp log

make clean;make 2>&1 | tee >(ts "%H_%M_%S" > spendinglogs6.log)

https://unix.stackexchange.com/questions/26728/prepending-a-timestamp-to-each-line-of-output-from-a-command

I wish to prepend a timestamp to each line of output from a command. For example:

foo
bar
baz

would become

[2011-12-13 12:20:38] foo
[2011-12-13 12:21:32] bar
[2011-12-13 12:22:20] baz

https://stackoverflow.com/questions/39239379/add-timestamp-to-teed-output-but-not-original-output

Check out ts from the moreutils package.

If you're using bash, you can tee to a shell pipe as a file:





https://unix.stackexchange.com/questions/272433/piping-into-moreutils-ts-with-nanosecond-precision







https://manpages.debian.org/testing/moreutils/ts.1.en.html




https://rentes.github.io/unix/utilities/2015/07/27/moreutils-package/



https://joeyh.name/code/moreutils/