# Feedback request: Performance improvements from reducing debug info

**URL:** <https://internals.rust-lang.org/t/feedback-request-performance-improvements-from-reducing-debug-info/21825>\
**Category:** Uncategorized\
**Created:** [November 5, 2024, 4:20pm UTC](https://internals.rust-lang.org/t/feedback-request-performance-improvements-from-reducing-debug-info/21825 "2024-11-05T16:20:29Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![rikyborg](https://sea2.discourse-cdn.com/flex002/user_avatar/internals.rust-lang.org/rikyborg/32/12149_2.png) [@rikyborg](https://internals.rust-lang.org/u/rikyborg)\
**Post date:** [November 6, 2024, 7:45am UTC](https://internals.rust-lang.org/t/feedback-request-performance-improvements-from-reducing-debug-info/21825/4 "2024-11-06T07:45:24Z")

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- default profile:
  - `cargo clean` then `cargo build`: 7.36s
  - `touch main.rs` then `cargo build`: 1.09s

- with `debug = "line-tables-only"`:
  - `cargo clean` then `cargo build`: 6.62s
  - `touch main.rs` then `cargo build`: 0.86s

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_[View the full topic](https://internals.rust-lang.org/t/feedback-request-performance-improvements-from-reducing-debug-info/21825)._