DescribeInstances - Tair - Alibaba Cloud Documentation Center

Queries the information about one or more ApsaraDB for Redis instances.

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Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

Operation: the value that you can use in the Action element to specify the operation on a resource.
Access level: the access level of each operation. The levels are read, write, and list.
Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
- The required resource types are displayed in bold characters.
- If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
Condition Key: the condition key that is defined by the cloud service.
Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.

Operation	Access level	Resource type	Condition key	Associated operation
kvstore:DescribeInstances	READ	Redis acs:kvstore:{#regionId}:{#accountId}:instance/* Redis acs:kvstore:{#regionId}:{#accountId}:instance/{#instanceId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
RegionId	string	Yes	The region ID of the instance. Note When you call this operation and specify the Tag parameter, you must also specify this parameter.	cn-hangzhou
InstanceIds	string	No	The ID of the instance. Note If you specify multiple instance IDs, separate these IDs with commas (,).	r-bp1zxszhcgatnx****
InstanceStatus	string	No	The state of the instance. Valid values: Normal: The instance is normal. Creating: The instance is being created. Changing: The configurations of the instance are being changed. Inactive: The instance is disabled. Flushing: The instance is being released. Released: The instance is released. Transforming: The billing method of the instance is being changed. Unavailable: The instance is suspended. Error: The instance failed to be created. Migrating: The instance is being migrated. BackupRecovering: The instance is being restored from a backup. MinorVersionUpgrading: The minor version of the instance is being updated. NetworkModifying: The network type of the instance is being changed. SSLModifying: The SSL certificate of the instance is being changed. MajorVersionUpgrading: The major version of the instance is being upgraded. The instance remains accessible during the upgrade. Note For more information about instance states, see Instance states and impacts.	Normal
ChargeType	string	No	The billing method of the instance. Valid values: PrePaid: subscription PostPaid: pay-as-you-go	PostPaid
NetworkType	string	No	The network type of the instance. Valid values: CLASSIC: classic network VPC: Virtual Private Cloud (VPC)	CLASSIC
EngineVersion	string	No	The database engine version of the instance. Valid values: 2.8, 4.0, 5.0, and 6.0. Enumeration Value: 1.0 2.8 4.0 5.0 6.0 7.0	4.0
InstanceClass	string	No	The instance type of the instance. For more information, see Instance types.	redis.master.small.default
VpcId	string	No	The ID of the VPC.	vpc-bp1nme44gek34slfc****
VSwitchId	string	No	The ID of the vSwitch.	vsw-bp1e7clcw529l773d****
PageNumber	integer	No	The number of the page to return. Pages start from page 1. Default value: 1.	1
PageSize	integer	No	The number of entries to return on each page. Maximum value: 50. Default value: 10.	10
InstanceType	string	No	The database engine of the instance. Valid values: Tair Redis Memcache	Redis
SearchKey	string	No	The keyword used for fuzzy search. The keyword can be based on an instance name or an instance ID.	apitest
ArchitectureType	string	No	The architecture of the instance. Valid values: cluster: cluster architecture standard: standard architecture rwsplit: read/write splitting architecture	standard
Expired	string	No	Specifies whether the instance has expired. Valid values: true: The instance has expired. false: The instance has not expired.	false
ZoneId	string	No	The zone ID of the instance.	cn-hongkong-b
ResourceGroupId	string	No	The ID of the resource group to which the instance belongs. Note You can query resource group IDs by using the ApsaraDB for Redis console or by calling the ListResourceGroups operation. For more information, see View basic information of a resource group.	rg-acfmyiu4ekp****
GlobalInstance	boolean	No	Specifies whether to return the child instances of distributed instances. Valid values: true: Only child instances are returned. false: Child instances are not returned.	true
EditionType	string	No	The edition of the instance. Valid values: Community: Community Edition Enterprise: Enhance Edition (Tair)	Enterprise
PrivateIp	string	No	The private IP address of the instance.	172.16.49.***
Tag	object []	No	The tags of the instance.
Key	string	No	The key of the tag. A tag is a key-value pair. Note A maximum of five key-value pairs can be specified at a time.	Storage type
Value	string	No	The value of the tag. A tag is a key-value pair.	Local disk

Response parameters

Parameter	Type	Description	Example
	object	The object.
RequestId	string	The ID of the request.	1E83311F-0EE4-4922-A3BF-730B312B****
PageNumber	integer	The page number of the returned page.	1
PageSize	integer	The number of entries returned per page.	30
TotalCount	integer	The total number of instances.	1
Instances	object []	Details of the instances.
VpcId	string	The ID of the VPC.	vpc-bp1nme44gek34slfc****
PrivateIp	string	The private IP address of the instance. Note This parameter is not returned when the instance is deployed in the classic network.	172.16.49.***
Capacity	long	The storage capacity of the instance. Unit: MB.	4096
ReplacateId	string	The logical ID of the replica instance.	grr-bp11381ebc16****
CreateTime	string	The time when the instance was created.	2018-11-07T08:49:00Z
ConnectionDomain	string	The internal endpoint of the instance.	r-bp1zxszhcgatnx****.redis.rds.aliyuncs.com
IsRds	boolean	Indicates whether the instance is managed by ApsaraDB RDS. Valid values: true: The instance is managed by ApsaraDB RDS. false: The instance is not managed by ApsaraDB RDS.	true
ChargeType	string	The billing method of the instance. Valid values: PrePaid: subscription PostPaid: pay-as-you-go	PostPaid
ArchitectureType	string	The architecture of the instance. Default value: NULL. Valid values: cluster: The instance is a cluster instance. standard: The instance is a standard instance. rwsplit: The instance is a read/write splitting instance. NULL: The instance can be a cluster, standard, or read/write splitting instance.	cluster
NetworkType	string	The network type of the instance. Valid values: CLASSIC: classic network VPC: VPC	CLASSIC
ConnectionMode	string	The connection mode of the instance. Valid values: Standard: standard mode Safe: proxy mode	Standard
Port	long	The port number of the instance.	6379
SecondaryZoneId	string	The ID of the secondary zone. Note If multiple zones are returned for ZoneId such as cn-hangzhou-MAZ10(h,i), this parameter is ignored.	cn-hangzhou-h
EngineVersion	string	The database engine version of the instance. Valid values: 2.8, 4.0, 5.0, and 6.0.	4.0
PackageType	string	The plan type of the instance. Valid values: standard: standard plan customized: custom plan	standard
Config	string	The parameter configurations of the instance. For more information, see Modify parameters of an instance.	{\"maxmemory-policy\":\"volatile-lfu\",\"EvictionPolicy\":\"volatile-lru\",\"hash-max-ziplist-entries\":512,\"zset-max-ziplist-entries\":128,\"zset-max-ziplist-value\":64,\"set-max-intset-entries\":512,\"hash-max-ziplist-value\":64,\"#no_loose_disabled-commands\":\"flushall,flushdb\",\"lazyfree-lazy-eviction\":\"yes\"}
Bandwidth	long	The bandwidth of the instance. Unit: Mbit/s.	96
InstanceName	string	The name of the instance.	apitest
ShardCount	integer	The number of data shards in the instance. Note This parameter is returned only when the instance is a cluster instance that uses cloud disks.	3
UserName	string	The username that is used to connect to the instance. By default, the username that is named after the instance ID is returned.	r-bp1zxszhcgatnx****
GlobalInstanceId	string	The ID of the distributed instance. Note This parameter is returned only when the instance is a child instance of a distributed instance.	gr-bp14rkqrhac****
QPS	long	The expected maximum queries per second (QPS).	100000
InstanceClass	string	The instance class of the instance.	redis.logic.sharding.2g.2db.0rodb.4proxy.default
DestroyTime	string	The time when the instance was deleted.	2019-04-28T10:03:01Z
InstanceId	string	The ID of the instance.	r-bp1zxszhcgatnx****
InstanceType	string	The database engine of the instance. Valid values: Tair Redis Memcache	Redis
HasRenewChangeOrder	boolean	Indicates whether your Alibaba Cloud account has pending orders for renewal and configuration change. Valid values: true: Your Alibaba Cloud account has pending orders for renewal and configuration change. false: Your Alibaba Cloud account does not have pending orders for renewal and configuration change.	false
RegionId	string	The region ID of the instance.	cn-hangzhou
EndTime	string	The time when the subscription instance expires.	2019-06-13T16:00:00Z
VSwitchId	string	The ID of the vSwitch.	vsw-bp1e7clcw529l773d****
NodeType	string	The node type. Valid values: double: The instance contains a master node and a replica node. single: The instance contains only a master node. This node type is phrased out.	double
Connections	long	The maximum number of connections supported by the instance.	20000
ResourceGroupId	string	The ID of the resource group to which the instance belongs.	rg-acfmyiu4ekp****
ZoneId	string	The zone ID of the instance.	cn-hangzhou-b
InstanceStatus	string	The state of the instance. Valid values: Normal: The instance is normal. Creating: The instance is being created. Changing: The configurations of the instance are being changed. Inactive: The instance is disabled. Flushing: The instance is being released. Released: The instance is released. Transforming: The billing method of the instance is being changed. Unavailable: The instance is suspended. Error: The instance failed to be created. Migrating: The instance is being migrated. BackupRecovering: The instance is being restored from a backup. MinorVersionUpgrading: The minor version of the instance is being updated. NetworkModifying: The network type of the instance is being changed. SSLModifying: The SSL certificate of the instance is being changed. MajorVersionUpgrading: The major version of the instance is being upgraded. The instance remains accessible during the upgrade.	Normal
CloudType	string	This parameter is returned only when the instance is in a cloud box.	cloudbox
EditionType	string	The edition of the instance. Valid values: Community: Community Edition Enterprise: Enhance Edition (Tair)	Enterprise
Tags	object []	Details of the tags.
Key	string	The key of the tag.	key1
Value	string	The value of the tag.	value1
ShardClass	string	The shard class for the instance.	redis.shard.small.ce

Examples

Sample success responses

JSONformat

{
  "RequestId": "1E83311F-0EE4-4922-A3BF-730B312B****",
  "PageNumber": 1,
  "PageSize": 30,
  "TotalCount": 1,
  "Instances": {
    "KVStoreInstance": [
      {
        "VpcId": "vpc-bp1nme44gek34slfc****",
        "PrivateIp": "172.16.49.***",
        "Capacity": 4096,
        "ReplacateId": "grr-bp11381ebc16****",
        "CreateTime": "2018-11-07T08:49:00Z",
        "ConnectionDomain": "r-bp1zxszhcgatnx****.redis.rds.aliyuncs.com",
        "IsRds": true,
        "ChargeType": "PostPaid",
        "ArchitectureType": "cluster",
        "NetworkType": "CLASSIC",
        "ConnectionMode": "Standard",
        "Port": 6379,
        "SecondaryZoneId": "cn-hangzhou-h",
        "EngineVersion": "4.0",
        "PackageType": "standard",
        "Config": "{\\\"maxmemory-policy\\\":\\\"volatile-lfu\\\",\\\"EvictionPolicy\\\":\\\"volatile-lru\\\",\\\"hash-max-ziplist-entries\\\":512,\\\"zset-max-ziplist-entries\\\":128,\\\"zset-max-ziplist-value\\\":64,\\\"set-max-intset-entries\\\":512,\\\"hash-max-ziplist-value\\\":64,\\\"#no_loose_disabled-commands\\\":\\\"flushall,flushdb\\\",\\\"lazyfree-lazy-eviction\\\":\\\"yes\\\"}",
        "Bandwidth": 96,
        "InstanceName": "apitest",
        "ShardCount": 3,
        "UserName": "r-bp1zxszhcgatnx****",
        "GlobalInstanceId": "gr-bp14rkqrhac****",
        "QPS": 100000,
        "InstanceClass": "redis.logic.sharding.2g.2db.0rodb.4proxy.default",
        "DestroyTime": "2019-04-28T10:03:01Z",
        "InstanceId": "r-bp1zxszhcgatnx****",
        "InstanceType": "Redis",
        "HasRenewChangeOrder": false,
        "RegionId": "cn-hangzhou",
        "EndTime": "2019-06-13T16:00:00Z",
        "VSwitchId": "vsw-bp1e7clcw529l773d****",
        "NodeType": "double",
        "Connections": 20000,
        "ResourceGroupId": "rg-acfmyiu4ekp****",
        "ZoneId": "cn-hangzhou-b",
        "InstanceStatus": "Normal",
        "CloudType": "cloudbox",
        "EditionType": "Enterprise",
        "Tags": {
          "Tag": [
            {
              "Key": "key1",
              "Value": "value1"
            }
          ]
        },
        "ShardClass": "redis.shard.small.ce"
      }
    ]
  }
}

Error codes

HTTP status code	Error code	Error message
400	InvalidInstanceIds.Malformed	The Specified parameter InstanceIds is not valid.

For a list of error codes, visit the Service error codes.

Change history

Change time

Summary of changes

Operation

2023-04-13

The error codes of the API operation change.,The response structure of the API operation changes.

see changesets

Change item	Change content
Error Codes	The error codes of the API operation change.
	delete Error Codes: 400
Output Parameters	The response structure of the API operation changes.

2022-03-07

The error codes of the API operation change.,The response structure of the API operation changes.

see changesets

Change item	Change content
Error Codes	The error codes of the API operation change.
	delete Error Codes: 400
Output Parameters	The response structure of the API operation changes.

2022-03-07

The error codes of the API operation change.,The response structure of the API operation changes.

see changesets

Change item	Change content
Error Codes	The error codes of the API operation change.
	delete Error Codes: 400
Output Parameters	The response structure of the API operation changes.