Cluster 382 Validating the Greenplum Installation 382 Getting the Greenplum Database Cluster Connection Information 383 Additional Resources 383 Installing the Greenplum High Availability Service 383 I/O Settings 407 Networking 410 Transparent Huge Pages (THP) 410 IPC Object Removal 411 SSH Connection Threshold 411 Synchronizing System Clocks 412 Option 1: Configure System Clocks with the Coordinator Certificate 518 Configuring postgresql.conf for SSL Authentication 519 Configuring the SSL Client Connection 520 PAM-Based Authentication 521 Radius Authentication 522 RADIUS Authentication Options 522

Cluster 366 Validating the Greenplum Installation 366 Getting the Greenplum Database Cluster Connection Information 366 Managing Single Host Failures in VMware vSphere 366 How DRS and HA protect a Pages (THP) 392 IPC Object Removal 393 VMware Greenplum 6 Documentation VMware, Inc. 18 SSH Connection Threshold 393 Synchronizing System Clocks 394 To configure NTP 394 Creating the Greenplum Administrative Certificate 489 Configuring postgresql.conf for SSL Authentication 490 Configuring the SSL Client Connection 490 PAM-Based Authentication 491 Radius Authentication 492 RADIUS Authentication Options 493

I/O Settings 338 Networking 340 Transparent Huge Pages (THP) 340 IPC Object Removal 341 SSH Connection Threshold 341 Synchronizing System Clocks 342 To configure NTP 342 Creating the Greenplum Administrative Certificate 417 Configuring postgresql.conf for SSL Authentication 417 Configuring the SSL Client Connection 418 PAM-Based Authentication 419 Radius Authentication 420 RADIUS Authentication Options 420 Enabling LDAP Authentication with STARTTLS and TLS 874 Enabling LDAP Authentication with a Secure Connection and TLS/SSL 875 Configuring Authentication with a System-wide OpenLDAP System 875 Notes 876

I/O Settings 399 Networking 401 Transparent Huge Pages (THP) 401 IPC Object Removal 402 SSH Connection Threshold 402 Synchronizing System Clocks 403 To configure NTP 403 Creating the Greenplum Administrative Certificate 491 Configuring postgresql.conf for SSL Authentication 492 Configuring the SSL Client Connection 493 PAM-Based Authentication 494 Radius Authentication 495 RADIUS Authentication Options 495 Enabling LDAP Authentication with STARTTLS and TLS 1000 Enabling LDAP Authentication with a Secure Connection and TLS/SSL 1000 Configuring Authentication with a System-wide OpenLDAP System 1001 Notes 1002

I/O Settings 415 Networking 417 Transparent Huge Pages (THP) 417 IPC Object Removal 418 SSH Connection Threshold 418 Synchronizing System Clocks 420 To configure NTP 420 Creating the Greenplum Administrative Certificate 513 Configuring postgresql.conf for SSL Authentication 514 Configuring the SSL Client Connection 514 PAM-Based Authentication 515 Radius Authentication 516 RADIUS Authentication Options 517 Enabling LDAP Authentication with STARTTLS and TLS 1036 Enabling LDAP Authentication with a Secure Connection and TLS/SSL 1036 Configuring Authentication with a System-wide OpenLDAP System 1037 Notes 1038

I/O Settings 402 Networking 404 Transparent Huge Pages (THP) 404 IPC Object Removal 404 SSH Connection Threshold 405 Synchronizing System Clocks 406 To configure NTP 406 Creating the Greenplum Administrative Certificate 494 Configuring postgresql.conf for SSL Authentication 494 Configuring the SSL Client Connection 495 VMware Tanzu Greenplum 6 Documentation VMware, Inc 20 PAM-Based Authentication 496 Radius Enabling LDAP Authentication with STARTTLS and TLS 1005 Enabling LDAP Authentication with a Secure Connection and TLS/SSL 1005 Configuring Authentication with a System-wide OpenLDAP System 1006 Notes 1006

I/O Settings 200 Networking 202 Transparent Huge Pages (THP) 202 IPC Object Removal 203 SSH Connection Threshold 203 Synchronizing System Clocks 204 Option 1: Configure System Clocks with the Coordinator Certificate 284 Configuring postgresql.conf for SSL Authentication 285 Configuring the SSL Client Connection 286 PAM-Based Authentication 287 Radius Authentication 288 RADIUS Authentication Options 288 Enabling LDAP Authentication with STARTTLS and TLS 831 Enabling LDAP Authentication with a Secure Connection and TLS/SSL 832 Configuring Authentication with a System-wide OpenLDAP System 832 Notes 833

Options 251 Disk I/O Settings 252 Transparent Huge Pages (THP) 253 IPC Object Removal 254 SSH Connection Threshold 254 Synchronizing System Clocks 256 To configure NTP 256 Creating the Greenplum Administrative 497 Greenplum Database Client Applications 497 Connecting with psql 498 Using the PgBouncer Connection Pooler 499 Overview 499 Migrating PgBouncer 500 Configuring PgBouncer 501 PgBouncer Authentication Application Interfaces 505 VMware Tanzu Greenplum v6.20 Documentation VMware, Inc. 24 Troubleshooting Connection Problems 506 Configuring the Greenplum Database System 507 About Greenplum Database Master and

Options 253 Disk I/O Settings 254 Transparent Huge Pages (THP) 255 IPC Object Removal 256 SSH Connection Threshold 256 Synchronizing System Clocks 258 To configure NTP 258 Creating the Greenplum Administrative 0 Connecting with psql 505 Connecting with psql 0 Using the PgBouncer Connection Pooler 505 Using the PgBouncer Connection Pooler 0 Overview 506 Migrating PgBouncer 507 Configuring PgBouncer 507 Application Interfaces 512 Database Application Interfaces 0 Troubleshooting Connection Problems 513 Troubleshooting Connection Problems 0 Configuring the Greenplum Database System 513 Configuring the

Options 246 Disk I/O Settings 247 Transparent Huge Pages (THP) 248 IPC Object Removal 249 SSH Connection Threshold 249 Synchronizing System Clocks 251 To configure NTP 251 Creating the Greenplum Administrative 0 Connecting with psql 496 Connecting with psql 0 Using the PgBouncer Connection Pooler 496 Using the PgBouncer Connection Pooler 0 Overview 497 Migrating PgBouncer 498 Configuring PgBouncer 498 Application Interfaces 503 Database Application Interfaces 0 Troubleshooting Connection Problems 504 Troubleshooting Connection Problems 0 Configuring the Greenplum Database System 504 Configuring the