smeserver-clamav/root/etc/e-smith/db/configuration/migrate/clamdMemLimit

{
    my $clamd = $DB->get('clamd');
    return unless $clamd;

    my $size = 1610612736;
    $DB->set_prop('clamd', 'MemLimit', $size) if $DB->get_prop('clamd','MemLimit') < $size;
}