<p>Enables or disables the data collection agents that populate the <codeph>gpperfmon</codeph> database for Greenplum Command Center.</p>
<p>Enables or disables the data collection agents that populate the <codeph>gpperfmon</codeph>
database for Greenplum Command Center.</p>
<tableid="gp_enable_gpperfmon_table">
<tgroupcols="3">
<colspeccolnum="1"colname="col1"colwidth="1*"/>
...
...
@@ -3840,10 +3841,11 @@
<title>gp_gpperfmon_send_interval</title>
<body>
<p>Sets the frequency that the Greenplum Database server processes send query execution
updates to the data collection agent processes used to populate the <codeph>gpperfmon</codeph> database for Command Center. Query operations
(iterators) executed during this interval are sent through UDP to the segment monitor
agents. If you find that an excessive number of UDP packets are dropped during long-running,
complex queries, you may consider increasing this value.</p>
updates to the data collection agent processes used to populate the
<codeph>gpperfmon</codeph> database for Command Center. Query operations (iterators)
executed during this interval are sent through UDP to the segment monitor agents. If you
find that an excessive number of UDP packets are dropped during long-running, complex
queries, you may consider increasing this value.</p>
<tableid="gp_gpperfmon_send_interval_table">
<tgroupcols="3">
<colspeccolnum="1"colname="col1"colwidth="1*"/>
...
...
@@ -4146,7 +4148,7 @@
<topicid="gp_interconnect_setup_timeout">
<title>gp_interconnect_setup_timeout</title>
<body>
<note>This parameter is deprecated, as it applies only to an interconnect type that is no
<note>This parameter is deprecated, as it applies only to an interconnect type that is no
longer supported (<codeph>UDP</codeph>).</note>
<tableid="gp_interconnect_setup_timeout_table">
<tgroupcols="3">
...
...
@@ -4208,9 +4210,12 @@
<p>Sets the networking protocol used for Greenplum Database interconnect traffic. UDPIFC
specifies using UDP with flow control for interconnect traffic, and is the only value
supported.</p>
<p>UDPIFC (the default) specifies using UDP with flow control for interconnect traffic. Specify the
interconnect flow control method with <xrefhref="#gp_interconnect_fc_method"format="dita"/>.</p>
<p>With TCP as the interconnect protocol, Greenplum Database has an upper limit of 1000 segment instances - less than that if the query workload involves complex, multi-slice queries.</p>
<p>UDPIFC (the default) specifies using UDP with flow control for interconnect traffic.
Specify the interconnect flow control method with <xrefhref="#gp_interconnect_fc_method"
format="dita"/>.</p>
<p>With TCP as the interconnect protocol, Greenplum Database has an upper limit of 1000
segment instances - less than that if the query workload involves complex, multi-slice
