<?xml version="1.0" encoding="UTF-8"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>multiprocessing — FixDevs</title><description>Latest fixes and solutions for multiprocessing errors on FixDevs.</description><link>https://fixdevs.com/</link><language>en</language><lastBuildDate>Sat, 14 Mar 2026 00:00:00 GMT</lastBuildDate><atom:link href="https://fixdevs.com/tags/multiprocessing/rss.xml" rel="self" type="application/rss+xml"/><item><title>Fix: Python threading Not Running in Parallel (GIL Limitations)</title><link>https://fixdevs.com/blog/python-gil-threading-not-parallel/</link><guid isPermaLink="true">https://fixdevs.com/blog/python-gil-threading-not-parallel/</guid><description>How to fix Python threading not achieving parallelism due to the GIL — when to use multiprocessing, concurrent.futures, or asyncio instead, and what the GIL actually blocks.</description><pubDate>Sat, 14 Mar 2026 00:00:00 GMT</pubDate><category>python</category><category>threading</category><category>performance</category><category>multiprocessing</category><category>debugging</category><author>FixDevs</author></item><item><title>Fix: Python multiprocessing Not Working (freeze_support, Pickle Errors, Zombie Processes)</title><link>https://fixdevs.com/blog/python-multiprocessing-not-working/</link><guid isPermaLink="true">https://fixdevs.com/blog/python-multiprocessing-not-working/</guid><description>How to fix Python multiprocessing not working — freeze_support error on Windows, pickle errors with lambdas, zombie processes, and Pool hanging indefinitely.</description><pubDate>Sat, 14 Mar 2026 00:00:00 GMT</pubDate><category>python</category><category>multiprocessing</category><category>debugging</category><category>performance</category><author>FixDevs</author></item></channel></rss>