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[#section-new-feature-800-couchbase-cluster]
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=== Couchbase Cluster
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+ https://jira.issues.couchbase.com/browse/MB-61457[MB-61457]::
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+ The following settings have been added to the `/pools/default/buckets` REST APIs.
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+ +
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+
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+ |===
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+ |Argument Name |Type |Valid values |Default
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+
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+ |`accessScannerEnabled`
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+ |bool
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+ |true, false
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+ |true
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+
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+ |`expiryPagerSleepTime`
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+ |int
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+ |0 to maxInt
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+ |600
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+
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+ |`warmupBehavior`
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+ |string
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+ |background, blocking, none
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+ |background
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+
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+ |`memoryLowWatermark`
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+ |int
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+ |50 to 89
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+ |75
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+
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+ |`memoryHighWatermark`
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+ |int
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+ |51 to 90
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+ |85
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+ |===
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+
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+ https://jira.issues.couchbase.com/browse/MB-61946[MB-61946]::
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+ The `/pools/default/nodeServices` endpoint results now include the UUID and name of the cluster.
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+ +
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+ [source, shell]
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+ ----
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+ "clusterUUID": "0e23ca344ef4aafaf2b48ed90c5335ef",
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+ "clusterName": "CouchbaseTestLab"
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+ ----
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+
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https://jira.issues.couchbase.com/browse/MB-62583[MB-62583]::
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The `/prometheus_sd_config` endpoint provides a new option “clusterLabels” which species the cluster name and cluster UUID be returned. Prometheus will use them as labels in time series data. This provides a method to guarantee uniqueness for stats with the same name gathered from multiple clusters.
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@@ -15,15 +59,6 @@ curl --get -u <username:password> \
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-d clusterLabels=none|uuidOnly|uuidAndName
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----
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- https://jira.issues.couchbase.com/browse/MB-61946[MB-61946]::
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- The `/pools/default/nodeServices` endpoint results now include the UUID and name of the cluster.
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- +
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- [source, shell]
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- ----
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- "clusterUUID": "0e23ca344ef4aafaf2b48ed90c5335ef",
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- "clusterName": "CouchbaseTestLab"
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- ----
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-
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[#section-new-feature-data-service]
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=== Data Service
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@@ -37,15 +72,14 @@ The previous warmup behavior was to load values and not complete warmup until th
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* The bucket low watermark (i.e., 75% of the Bucket quota)
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--
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- *Resolution:* Couchbase Server removes the `warmup_min_memory_threshold` and `warmup_min_items_threshold` parameters,
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- and adds a new parameter: `warmup_behavior`.
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- This new parameter can be used to change the thresholds using a single command.
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+ *Resolution:* Couchbase Server adds a new parameter, `warmup_behavior`.
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+ This new parameter can be used to change the thresholds using a single command.
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+
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`warmup_behavior` takes one of three settings:
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+
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[horizontal]
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`blocking`:::
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- Warmup behaves the same as it did before with no secondary warmup.
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+ Warmup behaves the same as it did before with no background warmup
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`background`:::
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Warmup now loads items in the background, allowing the bucket to have write availability much quicker than blocking.
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`none`:::
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