kernelversion-summary


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#!/usr/bin/perl

use strict;
use warnings;

use SiteSummary;

my %kernelvers;

for_all_hosts(\&handle_host);

print_summary();

sub handle_host {
    my $hostid = shift;
    #print "$hostid\n";
    for my $kver (get_linux_kernel_ver($hostid)) {
	$kver = "" unless defined $kver;
	$kernelvers{$kver}++;
    }
}

sub print_summary {
    printf("  %-20s %5s\n", "kernel", "count");
    for my $kver (sort keys %kernelvers) {
	printf("  %-20s %5d\n", $kver, $kernelvers{$kver});
    }
}