Last active
December 23, 2015 19:39
-
-
Save equinox79/6683640 to your computer and use it in GitHub Desktop.
プロセス毎のファイルディスクリプタ利用数を表示(5個以上開いているもののみ)
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
#!/usr/bin/env perl | |
# | |
# Name: fdcnt.pl | |
# | |
# Usage: | |
# $ sudo perl fdcnt.pl | sort -rn | |
# | |
# Licence: MIT | |
# | |
use strict; | |
use warnings; | |
my $pid_list = `ps -ef|grep -v grep|awk '{print \$2,\$8,\$9,\$10,\$11,\$12,\$13,\$14}'`; | |
foreach my $line ( map { [split /\s/] } split( /\n/, $pid_list ) ) { | |
my $proc_path = "/proc/$$line[0]/fd"; | |
next unless ( -d $proc_path ); | |
my $fd_count = `ls $proc_path|wc -l`; | |
$fd_count =~ s/\n//g; | |
if ( $fd_count > 5 ) { | |
print sprintf ( | |
"%s\t%s\t%s\n", | |
( $fd_count, $$line[0], join( " ", @$line[ 1 .. $#$line ] ) ) | |
); | |
} | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment