pv

TLDR

Show transfer progress

$ pv [file] > [output]

Pipe with progress

$ cat [file] | pv > [output]

Limit transfer rate

$ pv -L [1m] [file] > [output]

Show ETA

$ pv -e [file] > [output]

Name the transfer

$ pv -N "Copying" [file] > [output]

pv [options] [files]

pv monitors data through a pipe. Pipe viewer utility.
The tool shows transfer progress. Progress bar for pipes.
pv visualizes pipelines.

FILES

Input files.

-L RATE

Rate limit.

-N NAME

Transfer name.

-e

Show ETA.

-p

Show percentage.

-t

Show elapsed time.

-r

Show rate.

-s SIZE

Expected size.

Adds small overhead. Insert between commands.

pv was created for monitoring data progress through pipelines.