Simple Queue Service
Fully managed message queues for microservices, distributed systems, and serverless applications
Queue types
Standard QueuesFIFO Queues3rd SQS queue - Dead Letter QueueFunctionality
Unlimited queues and messages
- In any region
Payload size
- Up to 256KB
- Each 64KB of payload is billed as 1 request
There are ways to send payload that is over 256KB using S3.
Batches
- Send/receive/delete messages in batches of up to 10 messages or 256KB
- One batch cost as the same as one message, so using batches is more cost effective
- Adjust
MaxNumberOfMessagesto reduce costs and receive as many messages as possible if you app can consume
Polling
pollingRetain messages in queues for up to 14 days
Send and read messages simultaneuously
Message locking
- The message is locked while being processed
Queue sharing
- Securely share Amazon SQS queues anonymously or with specific AWS accounts
- Queue sharing can also be restricted by IP address and time-of-day
Server-side encryption (SSE)
- SSE encrypts messages as soon as SQS receives them
- SQS only decrypts messages when they are sent to an authorized consumer
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Message Life CycleHow to monitor and debug SQSSend/Receive/Delete SQS messages