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Elastic File Storage
Document
Elastic File Storage
Elastic File Storage
Document
Elastic File Storage (EFS)
What's New
New feature release notes
Product announcement
Notice Regarding Launching Elastic File Storage Data Insight
Notice Regarding Permission Validation for EFS Permission Groups
Commercial Billing Announcement for Elastic File Storage Burst Bandwidth
Announcement on Releasing Elastic File Storage
Overview
What is Elastic File Storage (EFS)
Product features
Product advantages
Application scenarios
Basic concepts
Product specifications
Product selection
Usage limits
Regions and availability zones
Billing
Billing overview
Billing notes
Arrears
Taxes and invoices
Getting Started
Quick start
User Guide
Managing file systems
Creating file systems
Viewing file systems
Deleting file systems
Managing bandwidth modes
Managing burst bandwidth
Managing mount targets
Managing directory quotas
Managing access points
Access point overview
Managing access points
Configuring access point policies
Viewing access point mount commands
Mounting with access points and FSX
Unmounting mount directories
Managing permission groups
Mounting file systems
Using NFS
NFS overview
Recommended NFS kernel versions
Mounting file systems
Unmounting file systems
Using FSX
FSX overview
FSX release notes
Downloading FSX installation packages
Installing FSX
Mounting file systems
Setting up automatic mounting via FSX
FAQs
Choosing the right client
DataFlow
Data Flow overview
DataFlow policy
Creating DataFlow policies
Enabling DataFlow policy rules
Disabling DataFlow policy rules
Editing DataFlow policies
Deleting DataFlow policies
DataFlow task
Creating import tasks
Creating export tasks
Creating eviction tasks
Managing DataFlow tasks
Viewing DataFlow logs
DataFlow FAQ
Monitoring alarm
Viewing performance monitoring
Creating alert policies
Permission management
Service-linked role for EFS
Configuring IAM permissions for DataFlow
Managing tags
Tag overview
Binding tags
Filtering file systems by tag
Editing tags
Unbinding tags
Best Practices
Using EFS in container environments
API Reference
API release notes
API overview
Call methods
Request structure
Service address
Signature Mechanism
Common Parameters
Return result
Region Information
DescribeRegions - List Regions
DescribeZones - List Availability Zones
File system
CreateFileSystem - Create a file system
DescribeFileSystems - List file systems
UpdateFileSystem - Update file system
DeleteFileSystem - Deleting file systems
Permission group
CreatePermissionGroup - Creating permission groups
DescribePermissionGroups - List permission groups
UpdatePermissionGroup - Update permission group
DeletePermissionGroup - Delete permission groups
CreatePermissionRule - Create a permission group rule
DescribePermissionRules - List permission group rules
UpdatePermissionRule - Update permission group rule
DeletePermissionRule - Delete permission group rules
Mount targets
CreateMountPoint - Creating a mount target
UpdateMountPoint - Update mount target
DescribeMountPoints - List mount targets
DeleteMountPoint - Delete mount targets
Access point
CreateAccessPoint - Creating an access point
UpdateAccessPoint - Update access point
DescribeAccessPoints - List access points
DeleteAccessPoint - Delete access point
Directory quota
CreateQuota - Create a directory quota
DescribeQuotas - List directory quotas
UpdateQuota - Update directory quota
DeleteQuota - Delete a directory quota
Directory
CreateDir - Create directory
CheckDir - Check directory
Tags
TagResources - Bind tags
ListTagsForResources - List resources under the specified tag
UntagResources - Remove tags
SDK Reference
Overview
Go SDK
Download and install the SDK
Initialize client
Code example
Java SDK
Download and install the SDK
Initialize the client
Code example
Python SDK
Download and install the SDK
Initialize the client
Code examples
FileNAS
What's New
New feature release notes
Product announcement
Capacity FileNAS Discontinuation Announcement
Notice Regarding the Expansion of FileNAS Permission Validation Scope
Capacity FileNAS Usage Limitations Announcement
Overview
What is FileNAS
Product advantages
Application scenarios
Basic concepts
Quota management
Product selection
Capacity FileNAS (Discontinued)
Product specification - Capacity FileNAS
Limits - Capacity FileNAS
Regions and availability zones - Capacity FileNAS
Cache FileNAS
Limits - Cache FileNAS
Extreme FileNAS
Product specifications - Extreme FileNAS
Limits - Extreme FileNAS
Regions and availability zones - Extreme FileNAS
NFS protocol
NFS protocol
Recommended NFS kernel versions
Billing
Billing overview
Billable item
Billable items - Capacity FileNAS
Billable items - Extreme FileNAS
Billing method
Pay-as-you-go
Resource packages
Overview of resource packages
Purchasing resource packages
Viewing resource package usage details
Unsubscribing from resource packages
Arrears
Taxes and invoices
Getting Started
Quick start
User Guide
Capacity FileNAS (Discontinued)
Managing file systems
Creating file systems
Viewing file systems
Deleting file systems
Exporting File System List
Managing mount targets
Managing permission groups
Mounting file systems
Mounting file systems
Unmounting file systems
Managing tags
Tag overview
Binding tags
Filtering file systems by tag
Editing tags
Unbinding tags
Monitoring alarm
Viewing performance monitoring
Creating alert policies
Managing directory quotas
Usage statistics
Cache FileNAS
Managing mount targets
Managing access points
Access point overview
Managing access points
Configuring access point policies
Viewing access point mount commands
Mounting file systems
NFS client
Mounting file systems
Unmounting file systems
FSX client
FSX overview
Installing FSX
Mounting file systems
FSX configuration for automatic file system mounting
FAQs
Extreme FileNAS
Managing file systems
Creating file systems
Viewing file systems
Expanding file systems
Deleting file systems
Exporting File System List
Managing mount targets
Mounting file systems
Mounting a file system on Linux
Mounting file systems
Unmounting file systems
Snapshot
Overview
Creating snapshots
Viewing snapshots
Modifying snapshot properties
Creating file systems through Snapshots
Deleting snapshots
Automatic snapshot policy
Creating auto snapshot policies
Associating an auto snapshot policy with file systems
Unbinding an auto snapshot policy from file systems
Modifying auto snapshot policies
Deleting auto snapshot policies
Managing tags
Tag overview
Binding or adding tags
Filtering file systems by tag
Unbinding or deleting tags
Cross service authorization
Monitoring alarm
Viewing performance monitoring
Creating alert policies
Setting the maintainable period
Managing permission groups
Usage statistics
API Reference
API version notes
API overview
Calling method
Request structure
Signature mechanism
Common parameters
Return result
Overview information
DescribeFileSystemOverview - query file system overview information
DescribeFileSystemStatistics - query file system statistics
Region
DescribeRegions - list regions
DescribeZones - list Availability Zones
File system
DescribeFileSystems - List file systems
CreateFileSystem - create file system
DeleteFileSystem - delete file system
UpdateFileSystem - update file system
ExpandFileSystem - expand file system
Mount targets
DescribeMountPoints - List mount points
CreateMountPoint - Create a mount target
DeleteMountPoint - Delete mount targets
UpdateMountPoint - Update mount point
DescribeMountedClients - List mounted clients
Management permission group
DescribePermissionGroups - List permission groups
CreatePermissionGroup - create permission group
DeletePermissionGroup - delete permission group
UpdatePermissionGroup - update permission group
DescribePermissionRules - list permission rules
UpdatePermissionRule - update permission rule
Manage catalog quotas
SetDirQuota - set file system directory quota
DescribeDirQuotas - Retrieve directory quota information
CancelDirQuota - Cancel file system directory quota
Snapshot
CreateSnapshot - create snapshot
DescribeSnapshots - List Snapshots
UpdateSnapshot - update snapshot
DeleteSnapshot - delete snapshot
Automatic snapshot policy
CreateAutoSnapshotPolicy
DeleteAutoSnapshotPolicy
UpdateAutoSnapshotPolicy
ApplyAutoSnapshotPolicy
DescribeAutoSnapshotPolicies
CancelAutoSnapshotPolicy
SDK Reference
Overview
Go SDK
Download and install the SDK
Initialize client
Code examples
Java SDK
Download and install the SDK
Initialize the client
Code example
Python SDK
Download and install the SDK
Initialize client
Code example
Best Practices
Migrating data with rsync
Migrating data between FileNAS and TOS using tosutil
Using FileNAS in container environments
FAQ
Mounting and using FileNAS
Documentation
Elastic File Storage
FileNAS
User Guide
Extreme FileNAS
Monitoring alarm
Creating alert policies
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Monitoring alarm
Creating alert policies
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Creating alert policies
Last updated: 2026.04.27 16:20:15