Category Archives: IBM i hardware maintenance

Expect Delays When Changing IBM i Disk Cache Batteries

Expect two sets of processing delays when changing IBM i disk cache batteries. Continue reading

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Will Opening the CEC Cover Turn Off Your Power 7 System?

Be careful when you take the cover off your Power 7 IBM i Central Electronics Complex unit (CEC, commonly pronounced “Keck”). You could accidentally power down your entire Power 7 system. Continue reading

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IT Jungle: Getting Short-Term Maintenance for Your Power i Machine

IT Jungle posted my recent article on how to get short-term maintenance (less than one year) for a Power i machine that will soon be taken out of service and returned to a leasing company. Here’s the situation I answer … Continue reading

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What’s IBM going to announce regarding i 6.1 on Power7+ Hardware?

IBM wound up posting some info on tomorrow’s announcement on the DeveloperWorks Web site today, where they mention the Power7+ versions of the 710, 720, 730, 740, 750, and 760 rack servers. They also mentioned enhancements to the HMC and … Continue reading

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Twitter Posts on the IBM i Cache Battery Maintenance Problem

If you’re interested in the IBM i cache battery maintenance issue I documented in IT Jungle, check out my ongoing discussion on this issue on my twitter feed @JoeHertvik. The problem is that due to new industry standards and regulations, … Continue reading

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IT Jungle: Strategically Using Power Systems’ Processor Trial Capacity On Demand

IT Jungle just posted my latest article on using Trial Capacity on Demand (TCoD). TCoD is IBM’s program for allowing IBM i customers to test adding extra processors or memory to your system before you purchase, allowing you to determine … Continue reading

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IT Jungle: OSHA Changes Affect IBM i Cache Battery Replacement

It’s amazing how many of my articles come out of IBM i issues that I’ve personally run into on the job. In this tip for IT Jungle, I talk about how changes to IBM i cache battery replacement can really … Continue reading

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From the Admin Alert archives: Checking Cache Battery Status on IBM i Systems

As I’ve written about in several Admin Alert columns for IT Jungle, IBM uses batteries in its IBM i disk controllers to provide caching for its disk drives. The batteries’ useful life is about 2.5 – 3 years. To avoid … Continue reading

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