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-rw-r--r--src/backend/utils/misc/postgresql.conf.sample6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index 8de86e0c945..43c2ec2153e 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -202,6 +202,12 @@
#maintenance_io_concurrency = 10 # 1-1000; 0 disables prefetching
#io_combine_limit = 128kB # usually 1-32 blocks (depends on OS)
+#io_method = sync # sync (change requires restart)
+#io_max_concurrency = -1 # Max number of IOs that one process
+ # can execute simultaneously
+ # -1 sets based on shared_buffers
+ # (change requires restart)
+
# - Worker Processes -
#max_worker_processes = 8 # (change requires restart)