diff --git a/pages/doc/metric_types.md b/pages/doc/metric_types.md index d73eb16f2..3b6e9a880 100644 --- a/pages/doc/metric_types.md +++ b/pages/doc/metric_types.md @@ -71,11 +71,12 @@ With the 2024-05 release, we introduce **ephemeral** metrics, which have a short Persistent -18 months of data retention. By default, all metrics and counters are persistent. Metrics are convertible to ephemeral. +18 months of data retention. By default, all ingested metrics are persistent but are convertible to ephemeral. Counters are persistent and not convertible. Ephemeral 28 days of data retention. Suitable for metrics that are relevant for a short time and that have high cardinality, such as the Kubernetes metrics (kubernetes.). +

By default, only the internal metrics are ephemeral and they are not convertible to persistent.

Converting metrics from persistent to ephemeral improves the query performance and reduces the cardinality.

diff --git a/pages/doc/metrics_managing.md b/pages/doc/metrics_managing.md index 97463ea5e..38927ad6f 100644 --- a/pages/doc/metrics_managing.md +++ b/pages/doc/metrics_managing.md @@ -106,7 +106,7 @@ On the Metrics Browser, you can: * Filter by name or source. * Hide and redisplay individual metrics or metrics namespaces to unclutter your page. * View the metric type in terms of retention period - persistent or ephemeral. -* Convert persistent metrics to ephemeral and the reverse. +* Convert persistent metrics to ephemeral and the reverse. Internal metrics are ephemeral and not convertible. * Create a chart or dashboard for an individual metric or for the current set of metrics. * View the sources and point tags for an individual metric. @@ -164,7 +164,7 @@ With the 2024-05 release, we introduce **ephemeral** metrics, which have short [ Converting persistent metrics to ephemeral can significantly improve the [query performance](query_language_performance.html) and reduce the [cardinality](cardinality.html). -{% include note.html content="To change the retention period of a metric or metrics namespace, you must be a Super Admin user with [enabled Super Admin mode](users_account_managing.html#enable-or-disable-super-admin-mode)." %} +{% include note.html content="To change the retention period of a metric or metrics namespace, you must be a Super Admin user with [enabled Super Admin mode](users_account_managing.html#enable-or-disable-super-admin-mode). Internal metrics are ephemeral and not convertible to persistent." %} {% include important.html content="Converting a persistent metric to ephemeral **permanently deletes** the data points of this metric that are older than 28 days." %} diff --git a/pages/doc/wavefront_internal_metrics.md b/pages/doc/wavefront_internal_metrics.md index 96089a780..a1c8ea36c 100644 --- a/pages/doc/wavefront_internal_metrics.md +++ b/pages/doc/wavefront_internal_metrics.md @@ -12,6 +12,8 @@ You can: * Clone and modify one of the Operations for Applications Usage integration dashboards. * Create your own dashboard, query these metrics in charts, and create alerts for some of these metrics. +{% include note.html content="The internal metrics are [**ephemeral**](metric_types.html#metric-types-per-retention-period) and not convertible to persistent." %} + ## Internal Metrics Overview We collect the following sets of metrics. diff --git a/pages/doc/wavefront_release_notes.md b/pages/doc/wavefront_release_notes.md index aa3ccd34c..4da5fa17c 100644 --- a/pages/doc/wavefront_release_notes.md +++ b/pages/doc/wavefront_release_notes.md @@ -36,6 +36,11 @@ In October, 2023, we start to incrementally [**onboard**](csp_migration.html) al {% include warning.html content="The Operations for Applications authentication and authorization will be **deprecated** in the future. Therefore, after onboarding to VMware Cloud services, **replace** [your service accounts with server to server apps](csp_migration.html#how-to-replace-a-service-account-with-a-server-to-server-app) and [your Operations for Applications API tokens with VMware Cloud Services access tokens](csp_migration.html#how-to-replace-an-operations-for-applications-api-token-with-a-vmware-cloud-services-access-token), including [the Operations for Application API tokens of your Wavefront proxies](csp_migration.html#how-to-replace-the-operations-for-application-api-token-of-a-wavefront-proxy)." %} +## 2024-07.x Release Notes + +* **Ephemeral Internal Metrics**: All [internal metrics](wavefront-internal-metrics.html) are now [ephemeral](metric_types.html#metric-types-per-retention-period), so that they are retained for 28 days. Internal metrics are not convertible to persistent. + + ## 2024-05.x Release Notes * **New Ephemeral Metric Type**: With this release, we introduce ephemeral metrics, which have a short retention period. Ephemeral metrics are retained for 28 days, whereas persistent (default) metrics are retained for 18 months. For details, see [Metric Types per Retention Period](metric_types.html#metric-types-per-retention-period).