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Christophe Pettus: All Your GUCs in a Row: num_os_semaphores

Planet PostgreSQL2026-10-07 09:000 views

PostgreSQL 18's new `num_os_semaphores` preset reports how many OS semaphores the server needs—a formula that drifted wrong for twelve years until the… (I consult on PostgreSQL through PGX Inc..)

Source：https://postgr.es/p/9x7

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Christophe Pettus: All Your GUCs in a Row: num_os_semaphores

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