What is the AWS recommended way of managing large messages in SQS?

To manage large Amazon Simple Queue Service (Amazon SQS) messages, you can use Amazon Simple Storage Service (Amazon S3) and the Amazon SQS Extended Client Library for Java. This is especially useful for storing and consuming messages up to 2 GB.

How do I filter messages in SQS?

Message Filtering

1. Step 1: Create the Orders-EU SQS queue.
2. Step 2: Subscribe the Orders-EU SQS Queue to the Orders SNS Topic.
3. Step 3: Create EU Orders subscription filter policy.
4. Step 4: Publish test messages using the Event Generator.
5. Step 5: Verify message delivery.
6. Step 6: Cleanup.

What is the maximum Visibilitytimeout of an SQS message in a FIFO queue?

12 hours
To prevent other consumers from processing the message again, Amazon SQS sets a visibility timeout, a period of time during which Amazon SQS prevents other consumers from receiving and processing the message. The default visibility timeout for a message is 30 seconds. The minimum is 0 seconds. The maximum is 12 hours.

What is the receive count in SQS?

In SQS, one of the attributes for a message that appears in SQS console in the Receive Count which is a numeric property. After a message is created, the receive count property increases even though no interaction has happened or the same message has not been resent.

What is the max size of SNS message?

256 KB
To publish large Amazon SNS messages, you can use the The Amazon SNS Extended Client Library for Java . This library is useful for messages that are larger than the current maximum of 256 KB, up to maximum of 2 GB.

How we can send more than 256kb message in SQS?

Message Size To avoid SendMessage errors, ensure the maximum message size is larger than the messages you send. If your messages are larger than the SQS limit of 256 KB, you can use the Amazon SQS Extended Library for Java to store messages in S3 and send references to them.

What is SNS message filtering?

Amazon SNS message filtering lets you simplify your pub/sub messaging architecture by offloading message filtering logic from your subscriber systems as well as message routing logic from your publisher systems.

What is filter policy?

A filter policy is a simple JSON object containing attributes that define which messages the subscriber receives. When you publish a message to a topic, Amazon SNS compares the message attributes to the attributes in the filter policy for each of the topic’s subscriptions.

What is the maximum retention period for an SQS message?

14 days
You can configure the Amazon SQS message retention period to a value from 1 minute to 14 days. The default is 4 days. Once the message retention quota is reached, your messages are automatically deleted.

How do I purge messages in SQS queue?

To purge a queue, log in to the AWS Management Console and choose Amazon SQS. Then, select a queue, and choose “Purge Queue” from the Queue Actions menu. The queue will then be cleared of all messages.

How many messages queues can be created in SQS?

Amazon SQS allows 120,000 inflight messages in standard queues and 20,000 for messages in FIFO queues. There is no limit to the number of message queues a user can create, but the name of the message queue can be no longer than 80 characters.

Can SNS write to S3?

After you create a topic, Amazon SNS sends an email. You use the link in the email to confirm the topic subscription. You attach an access policy to the topic to grant Amazon S3 permission to post messages.