You're reading from Mastering PowerShell Scripting - Fourth Edition

Product typeBook

Published inJun 2021

PublisherPackt

ISBN-139781800206540

Edition4th Edition

Tools

Windows Server

Concepts

System Administration

Author (1)

Chris Dent

Using runspaces and runspace pools

Runspaces and runspace pools are an efficient way of asynchronously executing PowerShell code. Runspaces are far more efficient than jobs created by Start-Job as they execute in the same process. The main disadvantage is complexity: PowerShell does not include native commands to simplify working with these classes.

These days, the lack of native tooling is less of a problem. PowerShell 7 includes several alternatives that execute code in efficient runspaces, including ForEach-Object with the -Parallel parameter, and the Start-ThreadJob command.

In addition to these, the (now older) PoshRSJob module remains available on the PowerShell Gallery: https://www.powershellgallery.com/packages/PoshRSJob.

The PoshRSJob module is very mature and has a rich set of features. It was the most frequently recommended module, providing an alternative to the Start-Job command.

When more flexibility or efficiency is needed, it is helpful to understand...

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Mastering PowerShell Scripting - Fourth Edition

Published in: Jun 2021Publisher: PacktISBN-13: 9781800206540

Author (1)

Chris Dent

Chris Dent is an automation specialist with deep expertise in the PowerShell language. Chris is often found answering questions about PowerShell in both the UK and virtual PowerShell user groups. Chris has been developing in PowerShell since 2007 and has released several modules over the years.
Read more about Chris Dent

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Using runspaces and runspace pools

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