本文為英文版的機器翻譯版本，如內容有任何歧義或不一致之處，概以英文版為準。

# Amazon MQ for RabbitMQ 資源上限
<a name="rabbitmq-resource-hard-limit"></a>

您可以設定資源限制，最多可達下表所示的最大值。若要了解如何更新代理程式的資源限制，請參閱 [資源限制組態](configure-resource-limits.md)。

## 針對單一執行個體部署使用規定人數佇列的 m7g 大小調整準則
<a name="sizing-guidelines-m7g-single-instance"></a>

下表顯示單一執行個體代理程式每個執行個體類型的**上限**值。


| 執行個體類型 | 連線 | 頻道 | 每個頻道的消費者數 | 佇列 | Vhosts | 鮑魚 | 交換 | 位元組中的訊息大小 | 
| --- | --- | --- | --- | --- | --- | --- | --- | --- | 
| mq.m7g.medium | 300 | 900 | 1,000 | 2,500 | 10 | 150 | 12500 | 134217728 | 
| mq.m7g.large | 5,000 | 15,000 | 1,000 | 20,000 | 1500 | 250 | 100,000 | 134217728 | 
| mq.m7g.xlarge | 10,000 | 30,000 | 1,000 | 30,000 | 1,500 | 500 | 150，000 | 134217728 | 
| mq.m7g.2xlarge | 20,000 | 60,000 | 1,000 | 40,000 | 1,500 | 1,000 | 200,000 | 134217728 | 
| mq.m7g.4xlarge | 40,000 | 120,000 | 1,000 | 60,000 | 1,500 | 2000 | 300,000 | 134217728 | 
| mq.m7g.8xlarge | 80,000 | 240，000 | 1,000 | 80,000 | 1,500 | 4000 | 400,000 | 134217728 | 
| mq.m7g.12xlarge | 120,000 | 360,000 | 1,000 | 100,000 | 1,500 | 6,000 | 500,000 | 134217728 | 
| mq.m7g.16xlarge | 160,000 | 480，000 | 1,000 | 120,000 | 1,500 | 8,000 | 600，000 | 134217728 | 

## 使用用於叢集部署的規定人數佇列來調整 m7g 的大小準則
<a name="sizing-guidelines-m7g-cluster"></a>

下表顯示叢集代理程式每個執行個體類型的**上限**值。


| 執行個體類型 | 每個節點的連線數 | 每個節點的頻道 | 每個頻道的消費者數 | 佇列 | Vhosts | 鮑魚 | 交換 | 位元組中的訊息大小 | 
| --- | --- | --- | --- | --- | --- | --- | --- | --- | 
| mq.m7g.medium | 300 | 900 | 1,000 | 500 | 10 | 50 | 500 | 134217728 | 
| mq.m7g.large | 5,000 | 15,000 | 1,000 | 10,000 | 1,500 | 150 | 50,000 | 134217728 | 
| mq.m7g.xlarge | 10,000 | 30,000 | 1,000 | 15,000 | 1,500 | 300 | 75,000 | 134217728 | 
| mq.m7g.2xlarge | 20,000 | 60,000 | 1,000 | 20,000 | 1,500 | 600 | 100,000 | 134217728 | 
| mq.m7g.4xlarge | 40,000 | 120,000 | 1,000 | 30,000 | 1,500 | 1200 | 150，000 | 134217728 | 
| mq.m7g.8xlarge | 80,000 | 240，000 | 1,000 | 40,000 | 1,500 | 2,400 | 200,000 | 134217728 | 
| mq.m7g.12xlarge | 120,000 | 360,000 | 1,000 | 50,000 | 1,500 | 3,600 | 250,000 | 134217728 | 
| mq.m7g.16xlarge | 160,000 | 480，000 | 1,000 | 60,000 | 1,500 | 4，800 | 300,000 | 134217728 | 

## M5 單一執行個體部署的最大資源限制
<a name="sizing-guidelines-single-instance"></a>

下表顯示單一執行個體代理程式每個執行個體類型的**上限**值。


| 執行個體類型 | 連線 | 頻道 | 每個頻道的消費者數 | 佇列 | Vhosts | 鮑魚 | 
| --- | --- | --- | --- | --- | --- | --- | 
| m5.large | 5,000 | 15,000 | 1,000 | 30,000 | 1500 | 250 | 
| m5.xlarge | 10,000 | 30,000 | 1,000 | 60,000 | 1500 | 500 | 
| m5.2xlarge | 20,000 | 60,000 | 1,000 | 120,000 | 1500 | 1,000 | 
| m5.4xlarge | 40,000 | 120,000 | 1000 | 240，000 | 1,000 | 2,000 | 

## 錯誤訊息
<a name="sizing-guidelines-limits-error-messages"></a>

 超過限制時，會傳回下列錯誤訊息。所有值都以**m7.large**單一執行個體限制為基礎。

**注意**  
下列訊息的錯誤代碼可能會根據您使用的用戶端程式庫而變更。

**Connection (連線)**

`ConnectionClosedByBroker 500 "NOT_ALLOWED - connection refused: node connection limit (5000) is reached"`

**Channel**

`ConnectionClosedByBroker 1500 "NOT_ALLOWED - number of channels opened on node 'rabbit@ip-10-0-23-173.us-west-2.compute.internal' has reached the maximum allowed limit of (15,000)"`

**消費者**

`ConnectionClosedByBroker: (530, 'NOT_ALLOWED - reached maximum (1,000) of consumers per channel')`

**訊息大小上限 **

` (406, 'PRECONDITION_FAILED - message size 524289 is larger than configured max size 524288') `

**Exchange**

` (406, "PRECONDITION_FAILED - cannot declare exchange 'limit_test_3' in vhost '/': exchange limit of 10 is reached") `

**注意**  
下列錯誤訊息使用 HTTP Management API 格式。

**佇列**

`{"error":"bad_request","reason":"cannot declare queue 'my_queue': queue limit in cluster (10,000) is reached"}]`

**雪**鏟

`{"error":"bad_request","reason":"Validation failed\n\ncomponent shovel is limited to 150 per node\n"}`

**Vhost**

`{"error":"bad_request","reason":"cannot create vhost 'my_vhost': vhost limit of 1500 is reached"}`