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@puhuri@mastodon.social
2026-03-09 17:21:42

The 'pv' #Linux utility is quite nice as you can track any process read process with the -d option. But what if it is not installed?
p=long_run_prog_name; while pgrep $p >/dev/null; do echo $(date -Isec) $(awk -v s=$(stat -c %s infile) '/pos/{printf "%.3f %%\n", 100*$2/s}' $(eval echo /proc/{$(pgrep -d, $p)}/fdinfo/3) ); sleep 30;done
'infile' is …

$Shell code fragment p=long_run_prog_name while pgrep $p >/dev/null do echo $(date -Isec) \ $(awk -v s=$(stat -c %s infile) '/pos/{printf "%.3f %%\n", 100*$2/s}' \ $(eval echo /proc/{$(pgrep -d, $p)}/fdinfo/3) ) sleep 30 done$