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build_helper: Exponentially increase rm delay #140114

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build_helper: Exponentially increase rm delay #140114

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4 changes: 2 additions & 2 deletions src/build_helper/src/fs/mod.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -52,7 +52,7 @@ pub fn recursive_remove<P: AsRef<Path>>(path: P) -> io::Result<()> {
let is_dir_like = fs::Metadata::is_dir;

const MAX_RETRIES: usize = 5;
const RETRY_DELAY_MS: u64 = 100;
const RETRY_MIN_DELAY_MS: u64 = 100;

let try_remove = || {
if is_dir_like(&metadata) {
Expand All @@ -72,7 +72,7 @@ pub fn recursive_remove<P: AsRef<Path>>(path: P) -> io::Result<()> {
Ok(()) => return Ok(()),
Err(e) if e.kind() == io::ErrorKind::NotFound => return Ok(()),
Err(_) if attempt < MAX_RETRIES - 1 => {
std::thread::sleep(std::time::Duration::from_millis(RETRY_DELAY_MS));
std::thread::sleep(std::time::Duration::from_millis(RETRY_MIN_DELAY_MS << attempt));
continue;
}
Err(e) => return Err(e),
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