How to pipe awk output (with periodic, continuous input) to output file?

Fresh3 days ago

Mar 15, 202616908 views

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Problem

I am trying to write a command that pipes the continuous output of a free command (run every second) to an awk command that parses a specific value (available free memory) and outputs this to a file with a timestamp. Here are my current attempts at the command: And alternatively, after a bit of Goo…

Error Output

free -mto -s 1 | awk '/Mem/ { print strftime("%r") "," $4 }' >>memOut

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Fix for: How to pipe awk output (with periodic, continuous input) to output file?

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You have to flush the buffer to see something in during the execution: Here's an alternative version:

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How to pipe awk output (with periodic, continuous input) to output file?

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1 Fix

Fix for: How to pipe awk output (with periodic, continuous input) to output file?

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