diff options
Diffstat (limited to 'src/backend/utils/misc')
| -rw-r--r-- | src/backend/utils/misc/guc_tables.c | 13 | ||||
| -rw-r--r-- | src/backend/utils/misc/postgresql.conf.sample | 1 |
2 files changed, 14 insertions, 0 deletions
diff --git a/src/backend/utils/misc/guc_tables.c b/src/backend/utils/misc/guc_tables.c index 4984d12606c..c89316ce294 100644 --- a/src/backend/utils/misc/guc_tables.c +++ b/src/backend/utils/misc/guc_tables.c @@ -75,6 +75,7 @@ #include "storage/aio.h" #include "storage/bufmgr.h" #include "storage/bufpage.h" +#include "storage/io_worker.h" #include "storage/large_object.h" #include "storage/pg_shmem.h" #include "storage/predicate.h" @@ -3268,6 +3269,18 @@ struct config_int ConfigureNamesInt[] = }, { + {"io_workers", + PGC_SIGHUP, + RESOURCES_IO, + gettext_noop("Number of IO worker processes, for io_method=worker."), + NULL, + }, + &io_workers, + 3, 1, MAX_IO_WORKERS, + NULL, NULL, NULL + }, + + { {"backend_flush_after", PGC_USERSET, RESOURCES_IO, gettext_noop("Number of pages after which previously performed writes are flushed to disk."), gettext_noop("0 disables forced writeback."), diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample index db44fa563b5..7d0bf1dc006 100644 --- a/src/backend/utils/misc/postgresql.conf.sample +++ b/src/backend/utils/misc/postgresql.conf.sample @@ -207,6 +207,7 @@ # can execute simultaneously # -1 sets based on shared_buffers # (change requires restart) +#io_workers = 3 # 1-32; # - Worker Processes - |