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Adds ClickHouse system metrics to the Operator Dashboard's Clickhouse tab #503
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33 changes: 33 additions & 0 deletions
33
tutoraspects/templates/openedx-assets/assets/charts/clickhouse_metrics.yaml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,33 @@ | ||
| _file_name: clickhouse_metrics.yaml | ||
| slice_name: ClickHouse metrics | ||
| description: null | ||
| certified_by: null | ||
| certification_details: null | ||
| viz_type: table | ||
| params: | ||
| datasource: 30__table | ||
| viz_type: table | ||
| query_mode: raw | ||
| groupby: [] | ||
| time_grain_sqla: P1D | ||
| temporal_columns_lookup: {} | ||
| all_columns: | ||
| - name | ||
| - value | ||
| - description | ||
| percent_metrics: [] | ||
| adhoc_filters: [] | ||
| order_by_cols: [] | ||
| row_limit: 1000 | ||
| server_page_length: 10 | ||
| order_desc: true | ||
| table_timestamp_format: smart_date | ||
| show_cell_bars: true | ||
| color_pn: true | ||
| extra_form_data: {} | ||
| dashboards: [] | ||
| query_context: null | ||
| cache_timeout: null | ||
| uuid: 2f84cbc3-4068-4d4d-bd40-ae348e4be95d | ||
| version: 1.0.0 | ||
| dataset_uuid: 9eee1df8-ad25-4d0f-8e53-90c277cf28e4 |
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117 changes: 117 additions & 0 deletions
117
tutoraspects/templates/openedx-assets/assets/datasets/clickhouse_computed_metrics.yaml
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,117 @@ | ||
| _file_name: clickhouse_computed_metrics.yaml | ||
| table_name: clickhouse_computed_metrics | ||
| main_dttm_col: null | ||
| description: null | ||
| default_endpoint: null | ||
| offset: 0 | ||
| cache_timeout: null | ||
| schema: system | ||
| sql: | | ||
| SELECT | ||
| name, | ||
| toFloat64(value) AS value, | ||
| description | ||
| FROM system.metrics | ||
| WHERE metric IN ( | ||
| 'Query', | ||
| 'DelayedInserts', | ||
| 'DistributedFilesToInsert' | ||
| ) | ||
|
|
||
| UNION ALL | ||
|
|
||
| SELECT | ||
| metric AS name, | ||
| round(toFloat64(value), 2) AS value, | ||
| description | ||
| FROM system.asynchronous_metrics | ||
| WHERE metric IN ('MaxPartCountForPartition', 'Uptime') | ||
|
|
||
| UNION ALL | ||
|
|
||
| SELECT | ||
| name, | ||
| toFloat64(value) AS value, | ||
| description | ||
| FROM system.events | ||
| WHERE event IN ( | ||
| 'RejectedInserts', | ||
| 'ReplicatedDataLoss', | ||
| 'DataAfterMergeDiffersFromReplica', | ||
| 'DataAfterMutationDiffersFromReplica' | ||
| ) | ||
|
|
||
| UNION All | ||
|
|
||
| SELECT | ||
| 'StuckReplicationTasks' AS name, | ||
| toFloat64(count()) AS value, | ||
| 'Replication tasks that were retried or postponed over 100 times.' AS description | ||
| FROM system.replication_queue | ||
| WHERE num_tries > 100 OR num_postponed > 100 | ||
|
|
||
| UNION ALL | ||
|
|
||
| SELECT | ||
| CONCAT('cluster ', name) AS name, | ||
| ROUND(SUM(free_space) / SUM(total_space), 3) * 100 AS value, | ||
| 'Free space per cluster node, as percent' AS description | ||
| FROM system.disks | ||
| GROUP BY name | ||
| params: null | ||
| template_params: null | ||
| filter_select_enabled: true | ||
| fetch_values_predicate: null | ||
| extra: null | ||
| normalize_columns: false | ||
| uuid: 9eee1df8-ad25-4d0f-8e53-90c277cf28e4 | ||
| metrics: | ||
| - metric_name: count | ||
| verbose_name: COUNT(*) | ||
| metric_type: count | ||
| expression: COUNT(*) | ||
| description: null | ||
| d3format: null | ||
| currency: null | ||
| extra: | ||
| warning_markdown: '' | ||
| warning_text: null | ||
| columns: | ||
| - column_name: value | ||
| verbose_name: null | ||
| is_dttm: false | ||
| is_active: true | ||
| type: Float64 | ||
| advanced_data_type: null | ||
| groupby: true | ||
| filterable: true | ||
| expression: null | ||
| description: null | ||
| python_date_format: null | ||
| extra: {} | ||
| - column_name: name | ||
| verbose_name: null | ||
| is_dttm: false | ||
| is_active: true | ||
| type: String | ||
| advanced_data_type: null | ||
| groupby: true | ||
| filterable: true | ||
| expression: null | ||
| description: null | ||
| python_date_format: null | ||
| extra: {} | ||
| - column_name: description | ||
| verbose_name: null | ||
| is_dttm: false | ||
| is_active: true | ||
| type: String | ||
| advanced_data_type: null | ||
| groupby: true | ||
| filterable: true | ||
| expression: null | ||
| description: null | ||
| python_date_format: null | ||
| extra: {} | ||
| version: 1.0.0 | ||
| database_uuid: 21174b6c-4d40-4958-8161-d6c3cf5e77b6 | ||
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I'm somewhat concerned that we won't be able to translate these descriptions, but we have another task to look at how to make that work so it's non-blocking.