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Add max_sync_workers_per_subscription to postgresql.conf.sample.

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This commit also does

- add REPLICATION_SUBSCRIBERS into config_group
- mark max_logical_replication_workers and max_sync_workers_per_subscription
  as REPLICATION_SUBSCRIBERS parameters
- move those parameters into "Subscribers" section in postgresql.conf.sample

Author: Masahiko Sawada, Petr Jelinek and me
Reported-by: Masahiko Sawada
Discussion: http://postgr.es/m/CAD21AoAonSCoa=v=87ZO3vhfUZA1k_E2XRNHTt=xioWGUa+0ug@mail.gmail.com
This commit is contained in:
Fujii Masao 2017-04-12 00:10:54 +09:00
parent 1c1a4726eb
commit ff7bce1743
3 changed files with 12 additions and 3 deletions
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6
src/backend/utils/misc/guc.c
View File

@ -610,6 +610,8 @@ const char *const config_group_names[] =
gettext_noop("Replication / Master Server"), gettext_noop("Replication / Master Server"),
/* REPLICATION_STANDBY */ /* REPLICATION_STANDBY */
gettext_noop("Replication / Standby Servers"), gettext_noop("Replication / Standby Servers"),
/* REPLICATION_SUBSCRIBERS */
gettext_noop("Replication / Subscribers"),
/* QUERY_TUNING */ /* QUERY_TUNING */
gettext_noop("Query Tuning"), gettext_noop("Query Tuning"),
/* QUERY_TUNING_METHOD */ /* QUERY_TUNING_METHOD */
@ -2511,7 +2513,7 @@ static struct config_int ConfigureNamesInt[] =
{ {
{"max_logical_replication_workers", {"max_logical_replication_workers",
PGC_POSTMASTER, PGC_POSTMASTER,
RESOURCES_ASYNCHRONOUS, REPLICATION_SUBSCRIBERS,
gettext_noop("Maximum number of logical replication worker processes."), gettext_noop("Maximum number of logical replication worker processes."),
NULL, NULL,
}, },
@ -2523,7 +2525,7 @@ static struct config_int ConfigureNamesInt[] =
{ {
{"max_sync_workers_per_subscription", {"max_sync_workers_per_subscription",
PGC_SIGHUP, PGC_SIGHUP,
RESOURCES_ASYNCHRONOUS, REPLICATION_SUBSCRIBERS,
gettext_noop("Maximum number of table synchronization workers per subscription."), gettext_noop("Maximum number of table synchronization workers per subscription."),
NULL, NULL,
}, },

8
src/backend/utils/misc/postgresql.conf.sample
View File

@ -164,7 +164,6 @@
#max_parallel_workers_per_gather = 2 # taken from max_parallel_workers #max_parallel_workers_per_gather = 2 # taken from max_parallel_workers
#max_parallel_workers = 8 # maximum number of max_worker_processes that #max_parallel_workers = 8 # maximum number of max_worker_processes that
# can be used in parallel queries # can be used in parallel queries
#max_logical_replication_workers = 4 # taken from max_worker_processes
#old_snapshot_threshold = -1 # 1min-60d; -1 disables; 0 is immediate #old_snapshot_threshold = -1 # 1min-60d; -1 disables; 0 is immediate
# (change requires restart) # (change requires restart)
#backend_flush_after = 0 # measured in pages, 0 disables #backend_flush_after = 0 # measured in pages, 0 disables
@ -273,6 +272,13 @@
#wal_retrieve_retry_interval = 5s # time to wait before retrying to #wal_retrieve_retry_interval = 5s # time to wait before retrying to
# retrieve WAL after a failed attempt # retrieve WAL after a failed attempt
# - Subscribers -
# These settings are ignored on a publisher.
#max_logical_replication_workers = 4 # taken from max_worker_processes
#max_sync_workers_per_subscription = 2 # taken from max_logical_replication_workers
#------------------------------------------------------------------------------ #------------------------------------------------------------------------------
# QUERY TUNING # QUERY TUNING

1
src/include/utils/guc_tables.h
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@ -72,6 +72,7 @@ enum config_group
REPLICATION_SENDING, REPLICATION_SENDING,
REPLICATION_MASTER, REPLICATION_MASTER,
REPLICATION_STANDBY, REPLICATION_STANDBY,
REPLICATION_SUBSCRIBERS,
QUERY_TUNING, QUERY_TUNING,
QUERY_TUNING_METHOD, QUERY_TUNING_METHOD,
QUERY_TUNING_COST, QUERY_TUNING_COST,