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-rw-r--r--src/backend/utils/misc/postgresql.conf.sample4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/backend/utils/misc/postgresql.conf.sample b/src/backend/utils/misc/postgresql.conf.sample
index ffa5055b768..977e13e0aff 100644
--- a/src/backend/utils/misc/postgresql.conf.sample
+++ b/src/backend/utils/misc/postgresql.conf.sample
@@ -131,6 +131,10 @@
#bgwriter_lru_maxpages = 100 # 0-1000 max buffers written/round
#bgwriter_lru_multiplier = 2.0 # 0-10.0 multipler on buffers scanned/round
+# - Asynchronous Behavior -
+
+#effective_io_concurrency = 1 # 1-1000, or 0 to disable prefetching
+
#------------------------------------------------------------------------------
# WRITE AHEAD LOG