443 Example 1—Single gpfdist instance on single-NIC machine 444 Example 2—Multiple gpfdist instances 444 Example 3—Multiple gpfdists instances 444 Example 4—Single gpfdist instance with error logging VMware by Broadcom 18 Example 5—TEXT Format on a Hadoop Distributed File Server 445 Example 6—Multiple files in CSV format with header rows 445 Example 7—Readable External Web Table with Script 446 957 Managing Performance 959 Defining Database Performance 959 Understanding the Performance Factors 959 System Resources 960 Workload 960 Throughput 960 VMware Greenplum 7 Documentation VMware

on single-NIC machine 0 Example 2—Multiple gpfdist instances 797 Example 2—Multiple gpfdist instances 0 Example 3—Multiple gpfdists instances 797 Example 3—Multiple gpfdists instances 0 Example 4—Single Example 5—TEXT Format on a Hadoop Distributed File Server 0 Example 6—Multiple files in CSV format with header rows 798 Example 6—Multiple files in CSV format with header rows 0 Example 7—Readable External Defining Database Performance 994 Defining Database Performance 0 Understanding the Performance Factors 994 VMware Greenplum v6.18 Documentation VMware, Inc. 57 System Resources 995 Workload 995 Throughput

on single-NIC machine 0 Example 2—Multiple gpfdist instances 806 Example 2—Multiple gpfdist instances 0 Example 3—Multiple gpfdists instances 806 Example 3—Multiple gpfdists instances 0 Example 4—Single Example 5—TEXT Format on a Hadoop Distributed File Server 0 Example 6—Multiple files in CSV format with header rows 808 Example 6—Multiple files in CSV format with header rows 0 Example 7—Readable External Defining Database Performance 1003 Defining Database Performance 0 Understanding the Performance Factors 1003 VMware Greenplum v6.19 Documentation VMware, Inc. 58 System Resources 1004 Workload 1004

on single-NIC machine 0 Example 2—Multiple gpfdist instances 729 Example 2—Multiple gpfdist instances 0 Example 3—Multiple gpfdists instances 729 Example 3—Multiple gpfdists instances 0 Example 4—Single Example 5—TEXT Format on a Hadoop Distributed File Server 0 Example 6—Multiple files in CSV format with header rows 730 Example 6—Multiple files in CSV format with header rows 0 Example 7—Readable External Defining Database Performance 926 Defining Database Performance 0 Understanding the Performance Factors 926 VMware Greenplum v6.17 Documentation VMware, Inc. 53 System Resources 927 Workload 927 Throughput

794 Example 1—Single gpfdist instance on single-NIC machine 795 Example 2—Multiple gpfdist instances 795 Example 3—Multiple gpfdists instances 795 Example 4—Single gpfdist instance with error logging logging 796 Example 5—TEXT Format on a Hadoop Distributed File Server 796 Example 6—Multiple files in CSV format with header rows 797 Example 7—Readable External Web Table with Script 797 Example 8—Writable 993 Managing Performance 994 Defining Database Performance 994 Understanding the Performance Factors 994 System Resources 995 Workload 995 Throughput 995 Contention 995 Optimization 995 Determining

for a Cluster with a Single Segment per Segment Host 387 Removing HA Service for a Cluster with a Multiple Segments per Segment Host 387 Starting the VMware Greenplum Database 388 Installing the Postmaster 636 Example 1—Single gpfdist instance on single-NIC machine 637 Example 2—Multiple gpfdist instances 637 Example 3—Multiple gpfdists instances 637 Example 4—Single gpfdist instance with error logging logging 637 Example 5—TEXT Format on a Hadoop Distributed File Server 638 Example 6—Multiple files in CSV format with header rows 638 Example 7—Readable External Web Table with Script 639 Example 8—Writable

Performance Impact of Host Maintenance 372 High Availability Service for Greenplum Deployed With Multiple Segments Per Virtual Machine 373 Requirements 373 Adding the Greenplum Database Service 373 Managing 607 Example 1—Single gpfdist instance on single-NIC machine 607 Example 2—Multiple gpfdist instances 608 Example 3—Multiple gpfdists instances 608 Example 4—Single gpfdist instance with error logging logging 608 Example 5—TEXT Format on a Hadoop Distributed File Server 609 Example 6—Multiple files in CSV format with header rows 609 Example 7—Readable External Web Table with Script 609 Example 8—Writable

629 Example 1—Single gpfdist instance on single-NIC machine 630 Example 2—Multiple gpfdist instances 630 Example 3—Multiple gpfdists instances 631 Example 4—Single gpfdist instance with error logging logging 631 Example 5—TEXT Format on a Hadoop Distributed File Server 632 Example 6—Multiple files in CSV format with header rows 632 Example 7—Readable External Web Table with Script 632 Example 8—Writable 50 Managing Performance 1157 Defining Database Performance 1157 Understanding the Performance Factors 1157 System Resources 1158 Workload 1158 Throughput 1158 Contention 1158 Optimization 1158

607 Example 1—Single gpfdist instance on single-NIC machine 608 Example 2—Multiple gpfdist instances 608 Example 3—Multiple gpfdists instances 608 Example 4—Single gpfdist instance with error logging logging 608 Example 5—TEXT Format on a Hadoop Distributed File Server 609 Example 6—Multiple files in CSV format with header rows 609 Example 7—Readable External Web Table with Script 610 Example 8—Writable the query. For example the value can be referenced in WHERE clauses and target lists. Extracting multiple values in this way can improve performance over extracting them separately with per-key operators

604 Example 1—Single gpfdist instance on single-NIC machine 605 Example 2—Multiple gpfdist instances 605 Example 3—Multiple gpfdists instances 605 Example 4—Single gpfdist instance with error logging logging 606 Example 5—TEXT Format on a Hadoop Distributed File Server 606 Example 6—Multiple files in CSV format with header rows 607 Example 7—Readable External Web Table with Script 607 Example 8—Writable 1115 Managing Performance 1116 Defining Database Performance 1116 Understanding the Performance Factors 1116 System Resources 1117 Workload 1117 Throughput 1117 Contention 1117 Optimization 1117