计划查询示例架构 - Amazon Timestream
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从2025年6月20日起,亚马逊Timestream版 LiveAnalytics 将不再向新客户开放。如果您想使用亚马逊 Timestream LiveAnalytics,请在该日期之前注册。现有客户可以继续照常使用该服务。有关更多信息,请参阅 Amazon Timestream 以了解 LiveAnalytics 可用性变更。

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。

计划查询示例架构

在此示例中,我们将使用一个示例应用程序,该应用程序模仿来自大量服务器的 DevOps 场景监控指标。用户希望就异常资源使用情况发出警报,创建有关聚合车队行为和利用率的仪表板,并对最近和历史数据进行复杂的分析以找出相关性。下图说明了一组受监控实例向 Timestream 发送指标的设置。 LiveAnalytics另一组并发用户对警报、仪表板或临时分析发出查询,其中查询和摄取并行运行。

Diagram showing data flow from servers to Timestream database, with users querying for analytics.

所监控的应用程序被建模为一项高度扩展的服务,部署在全球多个地区。每个区域进一步细分为多个缩放单元,称为单元,这些单元在区域内的基础设施方面具有一定程度的隔离。每个单元进一步细分为孤岛,这代表了软件隔离的程度。每个思洛存储器都有五个微服务,这些微服务构成了一个孤立的服务实例。每个微服务都有几台服务器,这些服务器具有不同的实例类型和操作系统版本,这些服务器部署在三个可用区中。这些标识发出指标的服务器的属性在 Timestream 中建模为的维度。 LiveAnalytics在这个架构中,我们有一个维度层次结构(例如区域、单元、筒仓和 microservice_name)和其他跨越层次结构的维度(例如 instance_type 和 availability_zone)。

该应用程序会发出各种指标(例如 cpu_user 和 memory_free)和事件(例如 task_completed 和 gc_reclevied)。每个指标或事件都与八个维度(例如区域或小区)相关联,这些维度可以唯一标识发出该指标或事件的服务器。写入数据时将 20 个指标一起存储在带有度量名称指标的多度量记录中,所有 5 个事件一起存储在另一个带有度量名称事件的多指标记录中。数据模型、架构和数据生成可以在开源数据生成器中找到。除了架构和数据分布外,数据生成器还提供了一个示例,说明使用多个写入器并行摄取数据,使用 Timestream 的摄取缩放每秒采集数百万个测量值。 LiveAnalytics 下面我们显示架构(表和度量架构)以及数据集中的一些示例数据。

多重测量记录

表架构

以下是使用多度量记录摄取数据后的表架构。它是 DESCRIBE 查询的输出。假设数据被提取到数据库 raw_data 和表 devops 中,则查询如下。

DESCRIBE "raw_data"."devops"
类型 LiveAnalytics 属性类型的时间流
availability_zone varchar 维度
微服务名 varchar 维度
实例名 varchar 维度
进程_名称 varchar 维度
os_version varchar 维度
jdk_version varchar 维度
细胞 varchar 维度
区域 varchar 维度
筒仓 varchar 维度
instance_type varchar 维度
measure_name varchar MEASURE_NAME
时间 timestamp TIMESTAMP
内存_免费 double
cpu_steal double
cpu_iowait double
cpu_user double
内存缓存 double
disk_io_reads double
cpu_Hi double
每次读取的延迟 double
网络字节输出 double
cpu_idle double
disk_free double
内存_已用 double
cpu_system double
文件描述符_in_use double
disk_used double
cpu_nice double
disk_io_writes double
cpu_si double
每次写入延迟 double
network_bytes_in double
任务结束状态 varchar
gc_pause double
任务_已完成 bigint
gc_recleved double

度量架构

以下是 SHOW MEASURES 查询返回的度量架构。

SHOW MEASURES FROM "raw_data"."devops"
measure_name data_type Dimensions
events multi [{“data_type”: “varchar”、“dimension_name”: “availability_zone”}、{“data_type”: “varchar”、“dimension_name”: “instance_type”: “varchar”、“dimension_name”: “instance_name”}、{“data_type”: “varchar”、“varchar”、“dimension_name”: “instance_name”}、{“data_tydimension_name”: “process_name”}、{“data_type”: “varchar”、“dimension_name”: “jdimension_name”: “jdimen_name”: “jdimen_type”: “jdimension_name”: “region”}, {“data_type”: “region”}, {“data_type”: “dimension_type”: “region”}, {“data_type”: “dimension_“ varchar”、“dimension_name”: “silo”}]
指标 multi [{“data_type”: “varchar”、“dimension_name”: “availability_zone”}、{“data_type”: “varchar”、“dimension_name”: “instance_type”: “varchar”、“dimension_name”: “instance_name”}、{“data_type”: “varchar”、“varchar”、“dimension_name”: “instance_name”}、{“data_tydimension_name”: “os_version”},{“data_type”: “varchar”,“dimension_name”: “cell”},{“data_type”: “dimension_name”: “silo”},{“data_type”: “varchar”,“dimension_name”: “silo”},{“data_type”: “varchar”, “dimension_name”: “silo”},{“data_type”: “varchchar”,“dimension_name”: “instance_type”}]

示例数据

区域 单元格 筒仓 availability_zone 微服务名 实例名 instance_type os_version 进程_名称 jdk_version measure_name Time cpu_user cpu_system cpu_idle cpu_steal cpu_iowait cpu_nice cpu_Hi cpu_si 内存_已用 内存缓存 disk_io_reads 每次读取的延迟 disk_io_writes 每次写入延迟 disk_used disk_free 网络字节_in 网络字节输出 文件描述符_in_use 内存_免费 任务结束状态 gc_pause 任务_已完成 gc_recleved
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com m5.8xlarge AL2012 指标 11/12/2021 12:43 62.8 0.408 34.2 0.972 0.0877 0.103 0.567 0.844 57.6 88.9 52.6 91.9 31.7 2.25 63.5 29.2 85.3 49.8 32.3 57.6
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com m5.8xlarge AL2012 指标 11/12/2021 12:41 56 0.923 39.9 0.799 0.532 0.655 0.851 0.317 90.5 31.9 56.6 37.1 25 93.3 52.2 33.1 7.14 53.7 65.9 20.4
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com m5.8xlarge AL2012 指标 11/12/2021 12:39 48.5 0.801 48.2 0.18 0.943 0.0316 0.844 0.54 97.4 41.4 55.1 32.7 86.2 33.7 72.7 61.5 80.8 5.15 44.3 8.5
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com m5.8xlarge AL2012 指标 11/12/2021 12:38 37.5 0.723 58.8 0.317 0.608 0.859 0.791 0.393 4.84 78.9 20.3 41.4 46.8 3.87 84.6 60.6 21.1 11.8 2.76 10
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com m5.8xlarge AL2012 指标 11/12/2021 12:36 58 0.786 38.7 0.219 0.436 0.829 0.331 0.734 51 36.8 81.8 50.5 77.9 17.8 82.3 64 7.69 66.5 56.2 31.3
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com 主机管理器 JDK_8 events 11/12/2021 12:43 75.8 成功_没有_结果 85.5 348 64.8
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com 主机管理器 JDK_8 events 11/12/2021 12:41 7.47 成功_WITH_RESULT 22.8 42 7.45
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com 主机管理器 JDK_8 events 11/12/2021 12:39 64.1 成功_WITH_RESULT 6.77 249 72.3
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com 主机管理器 JDK_8 events 11/12/2021 12:38 23 成功_WITH_RESULT 53.3 138 99
us-east-2 us-east-2-cell-1 us-east-2-cell-1-silo-2 us-east-2-1 athena i--2-cell-1-silo zaZswmJk-athena-us-east 2-00000216.amazonaws.com 主机管理器 JDK_8 events 11/12/2021 12:36 39.4 成功_没有_结果 79.6 254 82.9

单项测量记录

Timestream for LiveAnalytics 还允许您使用每个时间序列记录中的一个度量来摄取数据。以下是使用单一测量记录摄取时的架构详细信息。

表架构

以下是使用多度量记录摄取数据后的表架构。它是 DESCRIBE 查询的输出。假设数据被提取到数据库 raw_data 和表 devops 中,则查询如下。

DESCRIBE "raw_data"."devops_single"
类型 LiveAnalytics 属性类型的时间流
availability_zone varchar 维度
微服务名 varchar 维度
实例名 varchar 维度
进程_名称 varchar 维度
os_version varchar 维度
jdk_version varchar 维度
细胞 varchar 维度
区域 varchar 维度
筒仓 varchar 维度
instance_type varchar 维度
measure_name varchar MEASURE_NAME
时间 timestamp TIMESTAMP
measure_value::double double MEASURE_VALUE
measure_value::bigint bigint MEASURE_VALUE
measure_value::varchar varchar MEASURE_VALUE

度量架构

以下是 SHOW MEASURES 查询返回的度量架构。

SHOW MEASURES FROM "raw_data"."devops_single"
measure_name data_type Dimensions
cpu_Hi double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_idle double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_iowait double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_nice double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_si double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_steal double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_system double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
cpu_user double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
disk_free double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
disk_io_reads double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
disk_io_writes double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
disk_used double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'},{'dimension_name':'cell','data_type':'varchar'},{'dimension_name':'silo','data_type':'varchar'},{'dimension_name':'varchar'},{'dimension_name'},{'dimension_name'}:'instance_type','data_type': 'varchar'}]
文件描述符_in_use double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
gc_pause double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name ',' data_type ':' varchar '},{' dimension_name ':' jdk_version ',' data_type ':' varchar '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name ':' silo '、' data_type ':' varchar '}]
gc_recleved double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name ',' data_type ':' varchar '},{' dimension_name ':' jdk_version ',' data_type ':' varchar '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name ':' silo '、' data_type ':' varchar '}]
每次读取延迟 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
每次写入延迟 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
内存缓存 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
内存_免费 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name ',' data_type ':' varchar '},{' dimension_name ':' os_version ',' data_type ':' varchar '},{' dimension_name ':' cell ',' data_type ':' varchar '},{' dimension_name ':' cell ',' data_type ':' varchar '},{' dimension_name ':' cell ',' data_type ':' varchar '},{' dimensname ':' region '、' data_type ':' varchar '}、{' dimension_name ':' silo '、' data_type ':' varchar '}、{' dimension_name ':' instance_type '、'data_type': 'varchar'}]
内存_已用 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
网络字节_in double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
网络字节输出 double [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{'dimension_name':'os_version'},{'dimension_name':'os_version','data_type': 'varchar'}、{'dimension_name':'cell'、'data_type':'varchar'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name':'varchar'}、{'dimension_name'}、{'dimension_name':'silo'、'data_type':'varchar'}、{'dimension_name instance_type','data_type': 'varchar'}]
任务_已完成 bigint [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name ',' data_type ':' varchar '},{' dimension_name ':' jdk_version ',' data_type ':' varchar '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name ':' silo '、' data_type ':' varchar '}]
任务结束状态 varchar [{'dimension_name ':' availability_zone ',' data_type ':' varchar '},{' dimension_name ':' microservice_name ':' varchar '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name '},{' dimension_name ':' process_name ',' data_type ':' varchar '},{' dimension_name ':' jdk_version ',' data_type ':' varchar '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name '},{' dimension_name ':' region ',' data_type ':' varchar '},{' dimension_name ':' silo '、' data_type ':' varchar '}]

示例数据

availability_zone 微服务名 实例名 进程_名称 os_version jdk_version 单元格 区域 筒仓 instance_type measure_name Time measure_value::double measure_value::bigint measure_value::varchar
eu-west-1-1 大力神 i-zaZswmJk--1-cell-9-silo-2-00000027.am hercules-eu-west azonaws.com AL2012 eu-west-1-cell-9 eu-west-1 eu-west-1-cell-9-silo-2 r5.4xlarge cpu_Hi 34:57.2 0.87169
eu-west-1-1 大力神 i-zaZswmJk--1-cell-9-silo-2-00000027.am hercules-eu-west azonaws.com AL2012 eu-west-1-cell-9 eu-west-1 eu-west-1-cell-9-silo-2 r5.4xlarge cpu_idle 34:57.2 3.46266
eu-west-1-1 大力神 i-zaZswmJk--1-cell-9-silo-2-00000027.am hercules-eu-west azonaws.com AL2012 eu-west-1-cell-9 eu-west-1 eu-west-1-cell-9-silo-2 r5.4xlarge cpu_iowait 34:57.2 0.10226
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