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Auditing and reporting: enabling audit log | enable/disable user connection log | audit log views | configuring audit logs
Migrating to Greenplum: Oracle to greenplum | 
DCA to DCA Transfer of Data 
Greenplum database tools and utilities: gpfdist | gpload | pgadmin3
Greenplum database troubleshooting: connection problem | database locks | long running SQL | resource utilization 
Greenplum database logs: Log locations | reading the log | log parameters | archiving log files
Greenplum database environment building blocks 
DCA | DIA | Data Domain | Greenplum HD | Command Center 
System Level schemas in Greenplum: information_schema | pg_catalog | gp_toolkit | pg_toast | pg_bitmapindex | pg_aoseg
Managing workload and resources: Enable workload management | Configure workload management | Resource Queues
Managing workload and resources: enable workload management | configure workload management | Resource Queues
Backup and Restore: Backup Greenplum database | Restore Greenplum Database | Backup a single table/schema in Greenplum | Restore a single table/schema in Greenplum 
Data Domain command reference | Greenplum Database Compatibility Matrix

Hostfiles created by the DCA Setup utility 
Configuration files are text files that contain the hostnames of servers that occupy quarter,
half, or full rack configurations. The file used depends on the desired function. See below for a description of each configuration and host file. 

The hostfiles are located at $ /home/gpadmin/gpconfigs
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1. gpexpand_mapExpansion MAP file created during the dca_setup option Expand the DCA. It’s purpose is to during GPDB reallocate primary and mirror instances on the new hardware.
2. gpinitsystem_map : MAP file used during installation of GPDB blocks to assign primary and mirror segments to each server.
3. hostfile :  Contains one hostname per server for ALL servers in the system. Includes GPDB, DIA and HD (if present).
4. hostfile_segments : Contains the hostnames of the segment servers of all GPDB blocks.
5. hostfile_gpdb : Contains the hostnames for GPDB servers.
6. hostfile_dia :  Contains the hostnames of the DIA servers.
7. hostfile_hadoop : Contains the hostnames of the Hadoop servers.
8. hostfile_hdm : Contains the hostnames of all Hadoop Master servers.
9. hostfile_hdw : Contains the hostnames of all Hadoop Worker servers.
10. hostfile_hdc : Contains the hostnames of all Hadoop Compute servers.

Default Ports for Customer Networks
Port   Application
22       SSH
5432   The default port number of the Greenplum Database server running on the master host.
28080 Command Center / GP Performance Manager
8080   The default HTTP port for Greenplum Chorus

DCA utilities
1. dca_setup 
2. dca_shutdown
3. dca_check 
4. dca_healthmon_ctl 
5. dca_blinker 
6. gppkg 
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Default user names and passwords: 
component       user                    password
Master Servers    BMC root user    For a new unconfigured server: password
                                                      For an existing configured server:sephiroth
                            root                   changeme
                            gpadmin             changeme
Interconnect,      admin                  changeme