Amazon DataSync quotas
Find out about quotas and limits when working with Amazon DataSync.
Storage system, file, and object limits
The following table describes the limits that DataSync has when working with storage systems, files, and objects.
Description | Limit |
---|---|
Maximum total file path length |
4,096 bytes |
Maximum file path component (file name, directory, or subdirectory) length |
255 bytes |
Maximum length of Windows domain |
253 characters |
Maximum length of server hostname |
255 characters |
Maximum Amazon S3 object name length |
1,024 UTF-8 characters |
DataSync task quotas
The following table describes the quotas for DataSync tasks in a specific Amazon Web Services account and Amazon Web Services Region.
Resource | Quota | Can you increase the quota? |
---|---|---|
Maximum number of tasks you can create |
100 |
Yes |
Maximum number of files, objects, or directories per task when transferring data between self-managed storage or other cloud and Amazon services |
50 million ImportantRemember the following about this quota:
|
Yes TipInstead of requesting an increase, you can create tasks that focus on specific directories using include and exclude filters. For more information, see filtering the data transferred by DataSync. |
Maximum number of files, objects, or directories per task when transferring data between Amazon storage services |
25 million ImportantIf you transfer Amazon S3 objects with prefixes, the prefixes are
treated as directories and count towards the quota. For example,
DataSync would consider |
Yes TipInstead of requesting an increase, you can create tasks that focus on specific directories using include and exclude filters. For more information, see filtering the data transferred by DataSync. |
Maximum number of files, objects, or directories per task when running DataSync on an Amazon Snowcone device |
200,000 |
No |
Maximum throughput per task |
10 Gbps (for transfers that use a DataSync agent) |
No |
5 Gbps (for transfers that don't use a DataSync agent) |
No |
|
Maximum number of characters you can include in a task filter |
102,400 characters NoteIf you're using the DataSync console, this limit includes all the characters combined in your include and exclude patterns. |
No |
Number of days a task execution's history is retained | 30 | No |
DataSync Discovery quotas
The following table describes the quotas for DataSync Discovery in a specific Amazon Web Services account and Amazon Web Services Region.
Resource | Quota | Can you increase the quota? |
---|---|---|
Maximum number of storage systems you can use with DataSync Discovery |
10 |
No |
Maximum number of storage systems a DataSync agent can access at a time |
4 |
No |
Request a quota increase
You can request an increase for some DataSync quotas. Increases aren't granted right away and might take a couple of days to take effect.
To request a quota increase
-
Open the Amazon Support Center
page, sign in if necessary, and then choose Create case. -
For Create case, choose Service limit increase.
-
For Limit type, choose DataSync.
-
For Region, select your Amazon Web Services Region, and for Limit, select the quota that you want to increase.
-
Fill in the case description, and then choose your preferred method of contact.
If you need to increase a different quota, fill out a separate request.