---
title: "Supported S3 Requests"
slug: "supported-s3-requests"
tags: ["5.5"]
updated: 2026-10-27T23:00:54Z
published: 2026-10-27T23:00:54Z
canonical: "docs.vastdata.com/supported-s3-requests"
---

> ## Documentation Index
> Fetch the complete documentation index at: https://docs.vastdata.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Supported S3 Requests

VAST Cluster supports a subset of S3 requests listed below.

## Bucket Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| List the buckets on the S3 server | ListBuckets | ListAllMyBuckets |
| Create a bucket | CreateBucket | CreateBucket |
| List the objects in bucket | ListObjects or ListObjectsV2 | ListBucket |
| Delete a bucket | DeleteBucket | DeleteBucket |
| Return the region in which the bucket resides | GetBucketLocation | GetBucketLocation |
| Return metadata from an object without returning the object itself. | HeadBucket | ListBucket |
| Return the policy for the bucket | GetBucketPolicy | GetBucketPolicy |
| Create a policy for the bucket | PutBucketPolicy | PutBucketPolicy |
| Delete a bucket policy | DeleteBucketPolicy | DeleteBucketPolicy |

## Bucket ACL Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set the ACL of a bucket | PutBucketAcl | PutBucketAcl |
| Return the ACL of a bucket | GetBucketAcl | GetBucketAcl |

## Bucket Tagging Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set tags on a bucket | PutBucketTagging | PutBucketTagging |
| Return the tag set associated with a bucket | GetBucketTagging | GetBucketTagging |
| Delete the tags from a bucket | DeleteBucketTagging | PutBucketTagging |

## Bucket Logging Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Configure bucket logging | PutBucketLogging | PutBucketLogging |
| Return bucket logging confirmation | GetBucketLogging | GetBucketLogging |

## Bucket Event Notification Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Configure bucket event notifications | PutBucketNotificationConfiguration | PutBucketNotification |
| Return bucket event notifications configuration | GetBucketNotificationConfiguration | GetBucketNotfication |

## Bucket CORS Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set CORS rules for the bucket | PutBucketCors | PutBucketCors |
| Get bucket CORS rules | PutBucketCors | PutBucketCors |
| Delete bucket CORS rules | DeleteBucketCors | DeleteBucketCors |

## Object Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Create an object | PutObject | PutObject |
| Create a copy of an object | CopyObject | GetObject and PutObject. Object rename is also supported with a VAST rename header. See [Renaming Objects](/docs-5-5/docs/renaming-objects). |
| Retrieve an object | GetObject | GetObject |
| Retrieve metadata of an object without returning the object itself | HeadObject | GetObject |
| Delete an object | DeleteObject | DeleteObject |
| Delete multiple objects in a bucket | DeleteObjects | DeleteObject |

## Object ACL Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set ACL permissions on an existing object | PutObjectAcl | PutObjectAcl |
| Return the ACL of an object | GetObjectAcl | GetObjectAcl |

## Upload Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Initiate upload of a file in multiple parts (multipart upload) | CreateMultipartUpload | PutObject |
| Abort a multipart upload | AbortMultipartUpload | AbortMultipartUpload |
| Complete a multipart upload | CompleteMultipartUpload | PutObject |
| Upload a part in a multipart upload. | UploadPart | PutObject |
| Upload a part by copying data from an existing object as data source. | UploadPartCopy | PutObject, GetObject |
| List the parts that have been uploaded for a specific multipart upload. | ListParts | ListMultipartUploadParts |
| List multipart uploads | ListMultipartUploads | ListBucketMultipartUploads |

## Object Versioning Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set versioning state on a bucket. | PutBucketVersion | PutBucketVersion |
| Get versioning state of a bucket | GetBucketVersion | GetBucketVersion |
| Return metadata about all versions of the objects in a bucket | ListObjectVersions | ListBucketVersions |
| Return object version | GetObject | GetObjectVersion |
| Retrieve metadata of an object version without returning the object version itself | GetObject | GetObjectVersion |
| Set object version ACL | PutObjectAcl | PutObjectVersionAcl |
| Return object version ACL | GetObjectAcl | GetObjectVersionAcl |
| Delete object(s) version | DeleteObject, DeleteObjects | DeleteObjectVersion |

## Object Locking Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Place an object lock configuration on a bucket | PutObjectLockConfiguration | PutBucketObjectLockConfiguration |
| Get the object lock configuration for a bucket | GetObjectLockConfiguration | GetBucketObjectLockConfiguration |
| Place an object retention configuration on an object | PutObjectRetention | PutObjectRetention |
| Get an object's retention settings | GetObjectRetention | GetObjectRetention |
| Apply a legal hold configuration to an object | PutObjectLegalHold | PutObjectLegalHold |
| Get an object's current legal hold status | GetObjectLegalHold | GetObjectLegalHold |

## Object Tagging Operations

| Task | S3 Request | S3 Action |
| --- | --- | --- |
| Set a supplied tag-set to an object that already exists in a bucket | PutObjectTagging | PutObjectTagging |
| Set a supplied tag-set to a version of an object that already exists in a bucket | PutObjectTagging | PutObjectVersionTagging |
| Return the tag-set of an object | GetObjectTagging | GetObjectTagging |
| Return the tag-set of a version of an object | GetObjectTagging | GetObjectVersionTagging |
| Remove the tag-set from an object | DeleteObjectTagging | DeleteObjectTagging |
| Remove the tag-set from a version of an object | DeleteObjectTagging | DeleteObjectVersionTagging |