Quotas and limits in Message Queue
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Yandex Message Queue has the following limits:
- Quotas are organizational restrictions that can be changed by technical support on request.
- Limits are technical restrictions due to the Yandex.Cloud architecture specifics. The limits cannot be changed.
Quotas
Messages
| Type of limit | Value |
|---|---|
Number of SendMessage and SendMessageBatch calls per queue |
300 calls per second for standard queues 30 calls per second for FIFO queues |
Number of ReceiveMessage calls per queue |
300 calls per second for standard queues 30 calls per second for FIFO queues |
Number of DeleteMessage and DeleteMessageBatch calls per queue |
300 calls per second for standard queues 30 calls per second for FIFO queues |
Number of ChangeMessageVisibility and ChangeMessageVisibilityBatch calls per queue |
300 calls per second for standard queues 30 calls per second for FIFO queues |
Number of CreateQueue calls per cloud |
2 calls per second |
Number of DeleteQueue calls per cloud |
5 calls per second |
| Number of other request calls per cloud | 100 calls per second |
| Number of queues per cloud | 10 |
Limits
Queues
| Type of limit | Value |
|---|---|
Minimum message enqueue delay (DelaySeconds parameter) |
0 seconds |
Maximum message enqueue delay (DelaySeconds parameter) |
900 seconds (15 minutes) |
| Number of messages being processed per standard queue | 120,000 |
| Number of messages being processed per FIFO queue | 20,000 |
| Queue name | Maximum of 80 characters, including numbers, small and capital Latin letters, hyphens, and underscores. The name of a FIFO queue must end with the .fifo suffix. |
Messages
| Type of limit | Value |
|---|---|
| Batch entry ID | Maximum of 80 characters, including numbers, small and capital Latin letters, hyphens, and underscores. |
| Maximum number of message attributes | 10 |
| Maximum number of entries per batch | 10 |
| Message content | XML, JSON, and unformatted text. The following Unicode characters are supported:
|
| Maximum period for retaining messages in a queue | 1209600 seconds (14 days) |
| Minimum period for retaining messages in a queue | 60 seconds (1 minute) |
Maximum message enqueue delay (DelaySeconds parameter) |
900 seconds (15 minutes) |
Minimum message enqueue delay (DelaySeconds parameter) |
0 seconds |
| Maximum message size | 262144 bytes (256 KB) |
| Minimum message size | 1 byte |
| Maximum message visibility timeout | 12 hours |
| Minimum message visibility timeout | 0 seconds |
Maximum clients waiting time to wait for the message from an empty queue (WaitTimeSeconds parameter) |
20 seconds |