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在 Amazon Keyspaces 中查看多区域表的预置容量和自动扩缩设置

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在 Amazon Keyspaces 中查看多区域表的预置容量和自动扩缩设置 - Amazon Keyspaces(Apache Cassandra 兼容)

本文属于机器翻译版本。若本译文内容与英语原文存在差异,则一律以英文原文为准。

本文属于机器翻译版本。若本译文内容与英语原文存在差异,则一律以英文原文为准。

您可以使用或CQL在 Amazon Keyspaces 控制台上查看多区域表的预配置容量和自动扩展设置。 AWS CLI本节提供了如何使用CQL和执行此操作的示例 AWS CLI。

Cassandra Query Language (CQL)
使用查看多区域表的预配置容量和 auto Scaling 设置 CQL
  • 要查看多区域表的自动扩缩配置,请使用以下命令。

    SELECT * FROM system_multiregion_info.autoscaling WHERE keyspace_name = 'mykeyspace' AND table_name = 'mytable';

    此命令的输出如下所示:

    keyspace_name | table_name | region | provisioned_read_capacity_autoscaling_update | provisioned_write_capacity_autoscaling_update ----------------+------------+----------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- mykeyspace | mytable | ap-southeast-1 | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}} mykeyspace | mytable | us-east-1 | {'minimum_units': 5, 'maximum_units': 20, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 70, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}} mykeyspace | mytable | eu-west-1 | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}}
CLI
使用查看多区域表的预配置容量和 auto scaling 设置 AWS CLI
  • 要查看多区域表的自动扩缩配置,您可以使用 get-table-auto-scaling-settings 操作。以下CLI命令就是一个示例。

    aws keyspaces get-table-auto-scaling-settings --keyspace-name mykeyspace --table-name mytable

    您应当看到如下输出。

    { "keyspaceName": "mykeyspace", "tableName": "mytable", "resourceArn": "arn:aws:cassandra:us-east-1:777788889999:/keyspace/mykeyspace/table/mytable", "autoScalingSpecification": { "writeCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 10, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 0, "scaleOutCooldown": 0, "targetValue": 50.0 } } }, "readCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 20, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 60, "scaleOutCooldown": 60, "targetValue": 70.0 } } } }, "replicaSpecifications": [ { "region": "us-east-1", "autoScalingSpecification": { "writeCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 10, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 0, "scaleOutCooldown": 0, "targetValue": 50.0 } } }, "readCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 20, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 60, "scaleOutCooldown": 60, "targetValue": 70.0 } } } } }, { "region": "eu-north-1", "autoScalingSpecification": { "writeCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 10, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 0, "scaleOutCooldown": 0, "targetValue": 50.0 } } }, "readCapacityAutoScaling": { "autoScalingDisabled": false, "minimumUnits": 5, "maximumUnits": 10, "scalingPolicy": { "targetTrackingScalingPolicyConfiguration": { "disableScaleIn": false, "scaleInCooldown": 60, "scaleOutCooldown": 60, "targetValue": 50.0 } } } } } ] }
使用查看多区域表的预配置容量和 auto Scaling 设置 CQL
  • 要查看多区域表的自动扩缩配置,请使用以下命令。

    SELECT * FROM system_multiregion_info.autoscaling WHERE keyspace_name = 'mykeyspace' AND table_name = 'mytable';

    此命令的输出如下所示:

    keyspace_name | table_name | region | provisioned_read_capacity_autoscaling_update | provisioned_write_capacity_autoscaling_update ----------------+------------+----------------+-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- mykeyspace | mytable | ap-southeast-1 | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}} mykeyspace | mytable | us-east-1 | {'minimum_units': 5, 'maximum_units': 20, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 70, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}} mykeyspace | mytable | eu-west-1 | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 60, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 60}}} | {'minimum_units': 5, 'maximum_units': 10, 'scaling_policy': {'target_tracking_scaling_policy_configuration': {'scale_out_cooldown': 0, 'disable_scale_in': false, 'target_value': 50, 'scale_in_cooldown': 0}}}
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