Update release notes for RS 8.0.2-17

Added performance improvements and memory reduction details, including enhancements to the replication mechanism and Redis Query Engine. Updated Redis Flex engine information and introduced lag-aware availability API.

Author: AlonMagrafta

content/operate/rs/release-notes/rs-8-0-releases/rs-8-0-2-17.md

@@ -97,6 +97,17 @@ Redis Enterprise Software databases created with or upgraded to Redis version 8
 | Flash-enabled ([Redis Flex]({{<relref "/operate/rs/databases/flash">}})) | [JSON]({{<relref "/operate/oss_and_stack/stack-with-enterprise/json">}})<br />[Probabilistic]({{<relref "/operate/oss_and_stack/stack-with-enterprise/bloom">}}) |
 | [Active-Active]({{<relref "/operate/rs/databases/active-active">}}) | [Search and query]({{<relref "/operate/oss_and_stack/stack-with-enterprise/search/search-active-active">}})<br />[JSON]({{<relref "/operate/oss_and_stack/stack-with-enterprise/json">}}) |
 
+#### Performance improvements and memory reduction
+
+- More than 30 performance and resource utilization and and memory footprint improvements.
+
+- An improved replication mechanism that is more performant (faster) and robust and saves up to 35% memory during replication.
+
+- Up to 87% lower command latency.
+
+- Redis Query Engine (RQE) – Up to 144% higher QPS, new vector compression.
+
+
 #### Redis Flex revamped engine
 
 Redis Flex is getting a revamped engine. With performance improvements, increased stability, and removing previous limitations around RAM utilization.
@@ -114,6 +125,11 @@ For more information about Redis Flex, see:
 - [Redis Flex overview]({{< relref "/operate/rs/databases/flash" >}})
 - [Redis Flex quick start]({{< relref "/operate/rs/databases/flash/quickstart" >}})
 
+
+#### Redis Flex revamped engine
+
+
+
 #### Lag-aware availability API
 
 The [database availability API]({{<relref "/operate/rs/references/rest-api/requests/bdbs/availability">}}) now supports lag-aware availability checks that consider replication lag tolerance.