Blog
Engenharia
Fencing a Postgres primary that might still be alive
Promoting a standby doesn't stop the old Postgres primary from taking writes. Here's how the control plane behind ClickHouse Managed Postgres fences it on bare metal, AWS and GCP, and why the design is fail-open.
Furkan Sahin
Nov 5, 2026 · 14 minutos de leitura
Mike Heffner, Ray Jenkins · Nov 25, 2025
Mark Needham · Nov 20, 2025
Anmol Jain, Full Stack Developer SDE 2, & Siddhant Gaba, Python Developer SDE 2, at Idea Clan · Nov 20, 2025
Zoe Steinkamp · Nov 20, 2025
Victor Gao · Nov 19, 2025
Melvyn Peignon · Nov 18, 2025
ClickHouse · Nov 17, 2025
Severin Neumann · Nov 14, 2025
Lionel Palacin · Nov 13, 2025
Akshay Gupta, Lead Data Engineer, and Priyanshu Sehgal, Sr. Data Engineer · Nov 13, 2025
Dmitry Pavlov · Nov 12, 2025
Kevin Biju Kizhake Kanichery · Nov 11, 2025
ClickHouse · Nov 10, 2025
Alexey Milovidov · Nov 10, 2025
ClickHouse · Nov 7, 2025
Follow us
