Monthly Archives: August 2016

DevOps and IT fashions

Posted on Wednesday 31 August 2016 by richardsiddaway

DevOps is the latest IT fashion. That statement is more than likely viewed as a heresey by many people in IT. A few years ago Cloud could have been the first word in the sentence and a few years before … Continue reading →

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Windows 10 updates

Posted on Wednesday 31 August 2016 by richardsiddaway

With the anniversary update delivered the Windows 10 development carries on with new updates becoming available – now up to build 14915 Not much in the way of PowerShell goodies though

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Access functions

Posted on Wednesday 31 August 2016 by richardsiddaway

I had a request for the Access functions I wrote about in this post https://richardspowershellblog.wordpress.com/2009/12/18/access-functions/ They are no available from https://onedrive.live.com/?id=43CFA46A74CF3E96%2179699&cid=43CFA46A74CF3E96

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Optimising WMI calls–part 3

Posted on Tuesday 30 August 2016 by richardsiddaway

The next change just uses 1 call to get the disk information instead of 2 Measure-Command -Expression { $srvs = ‘W16TP5TGT01’, ‘W16TP5TGT02’ for ($i=1; $i -le 150; $i++){ foreach ($srv in $srvs) { $cs = New-CimSession -ComputerName $srv $bootupMemory = … Continue reading →

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Optimising WMI calls–part 2

Posted on Tuesday 30 August 2016 by richardsiddaway

Last time we looked at using CIM sessions to make a set of WMI calls run quicker. This time we’ll reduce the number of calls.  I’m deliberately just reducing the number of calls to the Win32_Service class.  We’ll look at … Continue reading →

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PowerShell speaker opportunities still open

Posted on Tuesday 30 August 2016 by richardsiddaway

You have just over a month to register your session proposals for the 2017 PowerShell Summit – https://powershell.org/2016/08/01/powershell-and-devops-global-summit-2017-call-for-topics/

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Optimising WMI calls–part 1

Posted on Monday 29 August 2016 by richardsiddaway

Recently saw some code where user was running this $bootupMemory = gwmi -Query “SELECT * FROM Win32_OperatingSystem” -ComputerName $srv$cpuLoad = gwmi -Query “SELECT * FROM Win32_Processor” -ComputerName $srv $tSessions = gwmi -Query “SELECT * FROM Win32_TerminalService” -ComputerName $srv $ima = … Continue reading →

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PowerShell is Open Sourced

Posted on Thursday 18 August 2016 by richardsiddaway

For those of you that have been at PowerShell events over the last few years you’ll have heard Jeffrey Snover state that he wanted to take PowerShell to other platforms. Now its happened Jeffrey has announced that an ALPHA release … Continue reading →

Posted in PowerShell v5 | Leave a comment

Update-Help errors

Posted on Tuesday 16 August 2016 by richardsiddaway

Updatable help brings the benefit of up to date help with typos fixed and new edge cases described. The down side is that it sometimes fails: PS> Update-Help -ForceUpdate-Help : Failed to update Help for the module(s) ‘Microsoft.PowerShell.Operation.Validation’with UI culture(s) … Continue reading →

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What you don’t know

Posted on Wednesday 10 August 2016 by richardsiddaway

  This article – https://powershell.org/2016/08/08/what-are-your-known-problems-solved-in-dsc/ – started me thinking about the times I’ve worked on big projects. One of the things we’d do was discuss things that could become problems. Knowledge falls into three groups: – things you know – … Continue reading →

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