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(At least one data node is required when you configure instance types.) Use commas (,) to separate multiple types.
Table 2 Node quantity ranges Node Type Value Range Data nodes Without master nodes: 1 to 32 With master nodes: 1 to 200 Master nodes 3, 5, 7, or 9 (must be an odd number from 3 to 9) Client nodes 1–32 Cold data nodes 1–32 Change Impact Before the change, learn about possible impacts
Constraints: N/A Options: N/A Default value: N/A maxSnapshotBytesPerSeconds No String Parameter description: This parameter sets the maximum backup speed per node (bytes per second).
Table 2 Node quantity ranges Node Type Value Range Data nodes Without master nodes: 1 to 32 With master nodes: 1 to 200 Master nodes 3, 5, 7, or 9 (must be an odd number from 3 to 9) Client nodes 1–32 Cold data nodes 1–32 Change Impact Before the change, learn about possible impacts
Supported values: all: all node types ess: data node ess-cold: cold data node ess-client: client node ess-master: master node NOTE: All mission-critical data has been backed up before an AZ switchover. This is to prevent data loss.
Status Codes Status Code Description 200 Request succeeded. 406 The server could not fulfill the request according to the content characteristics of the request. Error Codes See Error Codes. Parent topic: Snapshot Management
Keep Master Node, Client Node, and Cold Data Node unselected. Master nodes manage cluster-wide operations, including metadata, indexes, and shard allocation.
Table 2 Node quantity ranges Node Type Value Range Data nodes Without master nodes: 1 to 32 With master nodes: 1 to 200 Master nodes 3, 5, 7, or 9 (must be an odd number from 3 to 9) Client nodes 1–32 Cold data nodes 1–32 Change Impact Before the change, learn about possible impacts
Table 2 Node quantity ranges Node Type Value Range Data nodes Without master nodes: 1 to 32 With master nodes: 1 to 200 Master nodes 3, 5, 7, or 9 (must be an odd number from 3 to 9) Client nodes 1–32 Cold data nodes 1–32 Change Impact Before the change, learn about possible impacts
Data migration duration (min) = Total data size (MB)/[Total number of vCPUs of the data nodes x 32 (MB/s) x 60 (s) x Concurrency] where, Typically, when concurrency is higher than 1, the actual data migration rate can only reach half of the throughput intended by the configured concurrency
Data migration duration (min) = Total data size (MB)/[Total number of vCPUs of the data nodes x 32 (MB/s) x 60 (s) x Concurrency] where, Typically, when concurrency is higher than 1, the actual data migration rate can only reach half of the throughput intended by the configured concurrency
/huaweicloud/huaweicloud-sdk-go-v3/services/css/v1" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/css/v1/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/css/v1/region" ) func main() { // The AK and SK used for authentication are hard-coded or
Options: ess: data node ess-cold: cold data node ess-master: master node. ess-client: client node Table 4 EsflavorsVersionsFlavorsResp Parameter Type Description cpu Integer Parameter description: Number of CPU cores of an instance. ram Integer Parameter description: Memory size of
WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := css.NewCssClient( css.CssClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth).
WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := css.NewCssClient( css.CssClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth).
Status Codes Status Code Description 200 Request succeeded. 400 Invalid request. The client should not repeat the request without modifications. 403 Request rejected. The server has received the request and understood it, but the server refuses to respond to it.
Options: The value can be true (supported) or false (not supported). Table 4 ClusterDetailInstances Parameter Type Description status String Parameter description: Node status.
WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := css.NewCssClient( css.CssClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth).
The value can be server or client. server indicates server certificates, and client indicates CA certificates.
Set the node quantity to 3, and node specifications to 4 vCPUs | 16GB under General computing. (The test data volume is relatively small, and the CPU specifications need to be kept close to those used in third-party performance benchmarking.)