![]() Number of total unhandled errors occurred in the database. Number of successfully executed JSON queries. Number of total JSON queries, including retries. Number of total rollbacks executed on the database tables. Write amplification is questdb_physically_written_rows_total / questdb_committed_rows_total. Greater than committed_rows when out-of-order ingestion is enabled. Number of total rows physically written to disk. Number of total rows committed to the database tables. Number of total out-of-order (O3) commits executed on the database tables. Number of total commits of all types (in-order and out-of-order) executed on the database tables. ![]() The following metrics are available: Metric In the graphing tab of Prometheus ( ), autocompleteĬan be used to graph QuestDB-specific metrics which are all prefixed with should show that QuestDB is being scraped Prometheus should be available on 0.0.0.0:9090 and navigating to Prometheus -config.file = questdb.yml Copy Metrics.enabled key in server configuration: Before being able to query metrics, they must be enabled via the QuestDB has a /metrics HTTP endpoint on port 9003 to expose Prometheus Scraping Prometheus metrics from QuestDB # For moreĭetails, refer to the official Prometheus You can do so fromĭocker, or directly as a binary. Instance, and how to enable alerting from QuestDB to Prometheus Alertmanager. Via this endpoint, how to configure Prometheus to scrape metrics from a QuestDB This document describes how to enable metrics Users can measure the internal status of a QuestDB instance via an HTTP endpointĮxposed by QuestDB at port 9003. Stored with the timestamp at which it was recorded, alongside optional key-value PrometheusĬollects and stores metrics as time series data, i.e. Prometheus is an open-source systems monitoring and alerting toolkit.
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