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Odyssey 1.5.1 released

Дата публикации: 14-07-2026 00:00:00


We are excited to announce a new release of the Odyssey — advanced multi-threaded connection pooler for PostgreSQL and Apache Cloudberry.
A lot of new small features have been implemented, alongside extended protocol support refactoring - many violations fixed, and
overall performance of pipelining improved.
New features:
simple shared pools support
pool_pin_on_listen option for transaction pooling
improvements of balancing
cpu_affinity support
build with aws-lc support
SSLKEYLOGFILE support
support for queue time metrics: avg_wait_time / total_wait_time
poll server on attach for transparent failed backends closing
NOTICE with queue time via pool_notice_after_waiting_ms option
server_drop_on_cached_plan_error option
improvements of prometheus metrics exporter
Bug fixes
recheck pool size after server creation
better cancel support: wait for PG to close the cancel-connection and fix race
auth_query fixes
correct Close support in Extended protocol
DEALLOCATE ALL support
correct COPY support in extended protocol
More on pages:
release page on github
documentation at pg-odyssey.tech
community links
We are already preparing the 1.5.2 with even more features and fixes, stay tuned! :)


Основное содержимое страницы с новостью.

Posted on 2026-07-14 by Yandex

Related Open Source

We are excited to announce a new release of the Odyssey — advanced multi-threaded connection pooler for PostgreSQL and Apache Cloudberry.

A lot of new small features have been implemented, alongside extended protocol support refactoring - many violations fixed, and overall performance of pipelining improved.

New features:
  • simple shared pools support
  • pool_pin_on_listen option for transaction pooling
  • improvements of balancing
  • cpu_affinity support
  • build with aws-lc support
  • SSLKEYLOGFILE support
  • support for queue time metrics: avg_wait_time / total_wait_time
  • poll server on attach for transparent failed backends closing
  • NOTICE with queue time via pool_notice_after_waiting_ms option
  • server_drop_on_cached_plan_error option
  • improvements of prometheus metrics exporter
Bug fixes
  • recheck pool size after server creation
  • better cancel support: wait for PG to close the cancel-connection and fix race
  • auth_query fixes
  • correct Close support in Extended protocol
  • DEALLOCATE ALL support
  • correct COPY support in extended protocol

More on pages:

We are already preparing the 1.5.2 with even more features and fixes, stay tuned! :)

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