From bfa516b8c68203df8dccab168a729dc9823045dd Mon Sep 17 00:00:00 2001 From: Christoph Berg Date: Thu, 16 Oct 2025 13:24:56 +0200 Subject: [PATCH] numa: Catch "Operation not permitted" error On older (before 2.0.19) libnuma versions, the error thrown when the NUMA status cannot be inquired is different. --- .../expected/pg_buffercache_numa_2.out | 21 +++++++++++++++++++ src/test/regress/expected/numa_2.out | 9 ++++++++ 2 files changed, 30 insertions(+) create mode 100644 contrib/pg_buffercache/expected/pg_buffercache_numa_2.out create mode 100644 src/test/regress/expected/numa_2.out diff --git a/contrib/pg_buffercache/expected/pg_buffercache_numa_2.out b/contrib/pg_buffercache/expected/pg_buffercache_numa_2.out new file mode 100644 index 00000000000..b970dd2eaf9 --- /dev/null +++ b/contrib/pg_buffercache/expected/pg_buffercache_numa_2.out @@ -0,0 +1,21 @@ +SELECT NOT(pg_numa_available()) AS skip_test \gset +\if :skip_test +\quit +\endif +-- We expect at least one entry for each buffer +select count(*) >= (select setting::bigint + from pg_settings + where name = 'shared_buffers') +from pg_buffercache_numa; +ERROR: failed NUMA pages inquiry: Operation not permitted +-- Check that the functions / views can't be accessed by default. To avoid +-- having to create a dedicated user, use the pg_database_owner pseudo-role. +SET ROLE pg_database_owner; +SELECT count(*) > 0 FROM pg_buffercache_numa; +ERROR: permission denied for view pg_buffercache_numa +RESET role; +-- Check that pg_monitor is allowed to query view / function +SET ROLE pg_monitor; +SELECT count(*) > 0 FROM pg_buffercache_numa; +ERROR: failed NUMA pages inquiry: Operation not permitted +RESET role; diff --git a/src/test/regress/expected/numa_2.out b/src/test/regress/expected/numa_2.out new file mode 100644 index 00000000000..b4c19f01f59 --- /dev/null +++ b/src/test/regress/expected/numa_2.out @@ -0,0 +1,9 @@ +SELECT NOT(pg_numa_available()) AS skip_test \gset +\if :skip_test +SELECT COUNT(*) = 0 AS ok FROM pg_shmem_allocations_numa; +\quit +\endif +-- switch to superuser +\c - +SELECT COUNT(*) >= 0 AS ok FROM pg_shmem_allocations_numa; +ERROR: failed NUMA pages inquiry status: Operation not permitted -- 2.51.0