Features

• You can create namespaces in Redpanda cloud using rpk cloud namespace. by @r-vasquez in [[v23.3.x] rpk cloud namespace: create, list, delete #16777](https://github.com/redpanda- data/redpanda/pull/16777)
• #16570 [[v23.3.x] xform/service: Remove exception handling from _log_manager->start #16572](https://github.com/redpanda-data/redpanda/issues/ 16572) Publish log (i.e. stderr/stdout) output from data transforms exclusively to an internally managed Redpanda topic (_redpanda.transform_logs). Data transform logs will no longer appear in broker logs. by @oleiman in [[v23.3.x] Wire transform::logging::manager into transform API, rpc client #16663](https://github. com/[v23.3.x] Wire transform::logging::manager into transform API, rpc client #16663)
• #16895 Add Prometheus metrics for data transforms logging by @ oleiman in #16913

Bug Fixes

• Fixes a plausible correctness issue with idempotent requests during replication failures. by @bharathv in [[v23.3.x] rm_stm/idempotency: fix the producer lock scope #16749](https:// github.com/[v23.3.x] rm_stm/idempotency: fix the producer lock scope #16749)
• #16129 Fixes a bug in SASL user deletion and update where usernames with a + symbol in the username were prevented from being deleted by @pgellert in [[v23.3.x] admin: fix path param parsing in admin api #16811](https://github.com/redpanda-data/ redpanda/pull/16811)
• #16659 Fixes a bug in the tiered storage time-based query implementation that could result in a consumer hang when consuming very old data. by @andrwng in [[v23.3.x] cloud_storage: skip over segments below archive start #16660](https://github.com/ [v23.3.x] cloud_storage: skip over segments below archive start #16660)
• #16717 Fixed a few oversized allocations for some admin server endpoints. by @rockwotj in #16719
• #16884 Fixed deleting Data Transforms with names that had URL unsafe characters by @rockwotj in #16885
• #16937 Fixes a bug in windowed compaction that could cause Redpanda to crash when an error occurs while reading batches. by @andrwng in [[v23.3.x] storage: fix windowed compaction error handling #16940](https://github.com/redpanda-data/redpanda/pull/ 16940)

Improvements

• Adds observability into producer evictions in each shard. by @bharathv in [[v23.3.x] producer_state_manager: add a metric for eviction #16839](https://github.com/redpanda-data/redpanda/ pull/16839)
• Fix large wasm module deployments by @rockwotj in #16767
• Increase data_transforms_logging_buffer_capacity_bytes from 100KiB to 500KiB by @oleiman in [[v23.3.x] config: Increase transform logs buffer cap #16977](https://github.com/ [v23.3.x] config: Increase transform logs buffer cap #16977)
• Large allocations are now logged by default (similar to reactor stalls) by @StephanDollberg in [[v23.3.x] Enable large alloc warnings above 128KiB by default  #16844](https://github.com/ [v23.3.x] Enable large alloc warnings above 128KiB by default  #16844)
• #16795 Added ability to change transactional manage topic properties by @mmaslankaprv in #16968
• #16831 get_cluster_uuid returns a correctly formatted string by @ andijcr in #16832
• #16888 Data Transform builds in rpk now uses tinygo v0.31.1 by @ rockwotj in #16889
• #16947 better control of memory usage in storage layer. by @ mmaslankaprv in #16963
• #16997 Added EHOSTUNREACH to retry-able error code list by @ michael-redpanda in #16998
• optimized updating leadership metadata with health reports by @mmaslankaprv in [[v23.3.x] Refactored cluster::partition_leaders_table to use hierarchical structure of metadata #16709](https://github.com/redpanda-data/ redpanda/pull/16709)
• preventing large allocation in partition balancer code by @mmaslankaprv in [[v23.3.x] c/leader_balancer: replaced muted group index with roaring bitmap #16939](https://github.com/redpanda-data/ redpanda/pull/16939)
• rpk: Remove 10s timeout in rpk profile create by @r-vasquez in [[v23.3.x] rpk: remove timeout for profile create #16852](https://github.com/redpanda-data/redpanda/pull/ 16852)
• PR #16682 [v23.3.x] Implement async_for_each by @travisdowns
• PR #16688 [v23.3.x] Add forward iterator to async_for_each by @ travisdowns
• PR #16691 [v23.3.x] Rethrow on unknown exceptions in fetch handler by @ballard26
• PR #16784 [v23.3.x] c/leaders: trigger leadership notification when term changes by @mmaslankaprv
• PR #16801 [v23.3.x] c/topic_table_probe: use btree_map in topic table probe by @mmaslankaprv
• PR #16829 [v23.3.x] rpk: update help text of decommission-status by @ daisukebe
• PR #16891 [v23.3.x] cmake: upgrade tinygo compiler by @rockwotj
• PR #16894 [v23.3.x] cloud_storage: Improve stale_reader test by @Lazin
• PR #16897 [v23.3.x] Fixed background apply fiber race condition in raft::state_machine_manager by @mmaslankaprv
• PR #16903 [v23.3.x] cloud_storage: various non-functional changes by @andrwng
• PR #16908 Revert "[v23.3.x] rm_stm/idempotency: fix the producer lock scope" by @bharathv
• PR #16935 [v23.3.x] fix for cluster_config_test.py::test_aliasing by @andijcr
• PR #16965 [v23.3.x] Ensure fragment_vector fragments are always <= 128KiB by @ballard26

Full Changelog: v23.3.6...v23.3.7