How*_*ard 7 php amazon-web-services amazon-cloudwatch

任何人都可以解释如何使用AWS PHP SDK以类似于上面的屏幕的方式记录指标.
我使用以下PHP代码,但选择菜单显示" ELB:AvaliabiltyZone ",如何使其显示" 由AvaliabiltyZone聚合 "?这里使用的逻辑是什么?
$response = $cw->put_metric_data("ELB", array(
array(
"MetricName" => "Latency",
"Dimensions" => array(
array("Name" => "AvaliabiltyZone" , "Value" => "us-east-1c")
),
"Timestamp" => "now",
"Value" => 1,
"Unit" => "None"
),
));
Run Code Online (Sandbox Code Playgroud)