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Posted to notifications@iotdb.apache.org by "张洪胤 (Jira)" <ji...@apache.org> on 2022/11/19 12:43:00 UTC
[jira] [Assigned] (IOTDB-4994) Micrometer and DropWizard behave differently
[ https://issues.apache.org/jira/browse/IOTDB-4994?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
张洪胤 reassigned IOTDB-4994:
--------------------------
Assignee: 张洪胤
> Micrometer and DropWizard behave differently
> --------------------------------------------
>
> Key: IOTDB-4994
> URL: https://issues.apache.org/jira/browse/IOTDB-4994
> Project: Apache IoTDB
> Issue Type: Wish
> Reporter: Lei Rui
> Assignee: 张洪胤
> Priority: Major
>
> Micrometer: Value only appears in one window.
> DropWizard: Value retains in every window.
> Here is an example of Micrometer:
> {code:java}
> IoTDB> select DCP_SeriesScanOperator_hasNext_count.`name=DCP_A_GET_CHUNK_METADATAS`.value as cnt from root.__system.metric.`0.0.0.0:6667`
> +-----------------------------+---+
> | Time|cnt|
> +-----------------------------+---+
> |2022-11-19T20:12:09.306+08:00|2.0|
> |2022-11-19T20:12:24.305+08:00|0.0|
> |2022-11-19T20:12:39.306+08:00|0.0|
> |2022-11-19T20:12:54.306+08:00|0.0|
> +-----------------------------+---+
> Total line number = 4
> It costs 0.022s
> IoTDB> select sum(DCP_SeriesScanOperator_hasNext_count.`name=DCP_A_GET_CHUNK_METADATAS`.value) as sum_cnt from root.__system.metric.`0.0.0.0:6667`
> +-------+
> |sum_cnt|
> +-------+
> | 2.0|
> +-------+
> Total line number = 1
> It costs 0.320s {code}
> Here is an example of DropWizard:
> {code:java}
> IoTDB> select `dropwizard:DCP_SeriesScanOperator_hasNext_count`.`name=DCP_A_GET_CHUNK_METADATAS`.value as cnt from root.__system.metric.`0.0.0.0:6667`
> +-----------------------------+---+
> | Time|cnt|
> +-----------------------------+---+
> |2022-11-19T20:09:17.090+08:00| 2|
> |2022-11-19T20:09:31.881+08:00| 2|
> |2022-11-19T20:09:46.847+08:00| 2|
> |2022-11-19T20:10:01.867+08:00| 2|
> |2022-11-19T20:10:16.868+08:00| 2|
> |2022-11-19T20:10:31.852+08:00| 2|
> +-----------------------------+---+
> Total line number = 6
> It costs 0.035s
> IoTDB> select sum(`dropwizard:DCP_SeriesScanOperator_hasNext_count`.`name=DCP_A_GET_CHUNK_METADATAS`.value) as sum_cnt from root.__system.metric.`0.0.0.0:6667`
> +-------+
> |sum_cnt|
> +-------+
> | 18.0|
> +-------+
> Total line number = 1
> It costs 0.010s {code}
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