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#!/usr/bin/perl
use warnings;
use strict;
use Sys::Virt;
my $pagetoscan = shift @ARGV || 200;
my $sleepmillis = shift @ARGV || 100;
my $uri = "qemu:///system";
my $con = Sys::Virt->new(address => $uri);
my $params = $con->get_node_memory_parameters();
foreach my $key (keys %{$params}) {
printf "%s: %d\n", $key, $params->{$key};
}
my %param = (Sys::Virt::NODE_MEMORY_SHARED_PAGES_TO_SCAN => $pagetoscan,
Sys::Virt::NODE_MEMORY_SHARED_SLEEP_MILLISECS => $sleepmillis);
$con->set_node_memory_parameters(\%param);
$params = $con->get_node_memory_parameters();
foreach my $key (keys %{$params}) {
printf "%s: %d\n", $key, $params->{$key};
}
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