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Informix Best Practices – Disks and Database Space Layout


This webcast will focus on best practices for Informix DBAs including why Not to use RAID5.

Slides:

InformixBestPractices-Disks_and_Database_Space_Layout.pdf

Example Code/Scripts:

InformixBestPractices-Disks_and_Database_Space_Layout_Scripts.zip

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Recent Posts

Advanced DataTools Newsletter – January 2021

Posted on January 11, 2021January 11, 2021 by Lester Knutsen

Happy New Year and Best Wishes for 2021! 1. Announcement from Advanced DataTools and XDB Systems, Inc on Informix Support and Consulting Advanced DataTools is excited to announce that Thomas Beebe and Mike Walker have formed XDB Systems, Inc. and acquired the customers, contracts, DBA support agreements, service agreements, and customer obligations from Advanced DataTools. […]

Display Informix Configuration Parameters with “onstat”

Posted on October 29, 2020October 29, 2020 by Mike Walker

Informix configuration settings are stored in $INFORMIXDIR/etc/$ONCONFIG. When checking to see an individual setting, an alternative to viewing the entire file is to run “onstat -c”. This shows the contents of the onconfig file. Using this onstat with grep allows you to easily and quickly see the value of a onconfig setting. For example, to […]

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Posted on October 21, 2020October 22, 2020 by Tom Beebe

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Extending Chunks

Posted on October 8, 2020October 8, 2020 by Mike Walker

Adding space to a dbspace used to involve adding a new chunk each time. If your Informix instance uses cooked files for storage, then the underlying file on the filesystem can be expanded to a larger size, preventing the need to add a new chunk. Extendable chunks are often considered part of automatic space management, […]

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Posted on September 24, 2020September 24, 2020 by Lester Knutsen

Lester Knutsen had the honor to be on the IBM Champions Chat: Meet the Lifetime IBM Champions. See the replay on on YouTube at – https://youtu.be/4ZB9N08mRmQ  

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