22 lines
389 B
Perl
22 lines
389 B
Perl
#!perl
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use strict;
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#examine specific field from /proc/*/stat
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my $field = shift;
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my $proc = "/proc";
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opendir DH, $proc or die;
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chdir $proc;
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local $/;
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while (my $pid = readdir DH) {
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next unless $pid =~ /^\d+$/;
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open FH, "$pid/stat" or next;
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my $data = <FH>;
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close FH;
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my(@fields) = split /\s+/, $data;
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print "$pid $fields[1] -> $fields[$field]\n";
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}
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closedir DH;
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