Why Memory Alignment Matters in Go: Making Your Structs Lean and Fast

When writing Go code, it’s easy to forget what’s happening under the hood—especially when it comes to memory layout. But did you know that how you organize fields in a struct can actually bloat memory and even affect performance? Let’s take a fun but technical dive into how memory alignment works in Go, and why struct layout matters more than you might think.

Apr 3, 2025 - 12:50
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Why Memory Alignment Matters in Go: Making Your Structs Lean and Fast

When writing Go code, it’s easy to forget what’s happening under the hood—especially when it comes to memory layout. But did you know that how you organize fields in a struct can actually bloat memory and even affect performance?

Let’s take a fun but technical dive into how memory alignment works in Go, and why struct layout matters more than you might think.