Garbage Collection and TRIM in SSDs Explained – An SSD Primer

Garbage Collection in SSDs’ is a contributed article that was submitted by LSI and authored by Kent Smith, Senior Director of Product Marketing, Flash Components Division, LSI Corporation. It’s importance cannot be understated for anyone venturing into today’s world of SSDs. Garbage collection (GC) is a fundamental process with all solid state drives (SSDs), but it can be implemented in different ways that can impact the overall SSD performance and endurance. In this article, we’ll look at how GC works, how it can be implemented, and how it relates to the TRIM command and over provisioning.

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