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PostgreSQL 9.0 High Performance.

Author: Gregory Smith
Publisher: Birmingham : Packt Pub., 2010.
Edition/Format:   eBook : Document : EnglishView all editions and formats
Summary:
Accelerate your PostgreSQL system.
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Genre/Form: Electronic books
Additional Physical Format: Print version:
Smith, Gregory.
PostgreSQL 9.0 High Performance.
Birmingham : Packt Publishing, ©2010
Material Type: Document, Internet resource
Document Type: Internet Resource, Computer File
All Authors / Contributors: Gregory Smith
ISBN: 9781849510318 1849510318
OCLC Number: 796383595
Description: 1 online resource (868 pages)
Contents: PostgreSQL 9.0 High Performance; PostgreSQL 9.0 High Performance; Credits; About the Author; About the Reviewers; Preface; What this book covers; What you need for this book; Who this book is for; Conventions; Reader feedback; Customer support; Errata; Piracy; Questions; 1. PostgreSQL Versions; Performance of historical PostgreSQL releases; Choosing a version to deploy; Upgrading to a newer major version; Upgrades to PostgreSQL 8.3+ from earlier ones; Minor version upgrades; PostgreSQL or another database?; PostgreSQL tools; PostgreSQL contrib; Finding contrib modules on your system. Installing a contrib module from sourceUsing a contrib module; pgFoundry; Additional PostgreSQL-related software; PostgreSQL application scaling lifecycle; Performance tuning as a practice; Summary; 2. Database Hardware; Balancing hardware spending; CPUs; Memory; Disks; RAID; Drive error handling; Hard drive reliability studies; Drive firmware and RAID; SSDs; Disk controllers; Hardware and Software RAID; Recommended disk controllers; Attached storage-SAN and NAS; Reliable controller and disk setup; Write-back caches; Sources of write-back caching; Disk controller monitoring. Disabling drive write cachesPerformance impact of write-through caching; Summary; 3. Database Hardware Benchmarking; CPU and memory benchmarking; memtest86+; STREAM memory testing; STREAM and Intel vs. AMD; CPU benchmarking; Sources of slow memory and processors; Physical disk performance; Random access and I/Os Per Second; Sequential access and ZCAV; Short stroking; Commit rate; PostgreSQL test_fsync; INSERT rate; Windows commit rate; Disk benchmarking tools; hdtune; Short stroking tests; IOPS; Unpredictable performance and Windows; dd; bonnie++; bonnie++ 2.0; bonnie++ ZCAV; sysbench. Seek ratefsync commit rate; Complicated disk benchmarks; Sample disk results; Disk performance expectations; Sources of slow disk and array performance; Summary; 4. Disk Setup; Maximum filesystem sizes; Filesystem crash recovery; Journaling filesystems; Linux filesystems; ext2; ext3; ext4; XFS; Other Linux filesystems; Write barriers; Drive support for barriers; Filesystem support for barriers; General Linux filesystem tuning; Read-ahead; File access times; Read caching and swapping; Write cache sizing; I/O scheduler elevator; Solaris and FreeBSD filesystems; Solaris UFS; FreeBSD UFS2; ZFS. Windows filesystemsFAT32; NTFS; Adjusting mounting behaviour; Disk layout for PostgreSQL; Symbolic links; Tablespaces; Database directory tree; Temporary files; Disk arrays, RAID, and disk layout; Disk layout guidelines; Summary; 5. Memory for Database Caching; Memory units in the postgresql.conf; Increasing UNIX shared memory parameters for larger buffer sizes; Kernel semaphores; Estimating shared memory allocation; Inspecting the database cache; Installing pg_buffercache into a database; Database disk layout; Creating a new block in a database; Writing dirty blocks to disk.

Abstract:

Accelerate your PostgreSQL system.

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