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update ec share size

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update bitrot
This commit is contained in:
weisd
2025-06-10 11:17:53 +08:00
parent 6ea0185519
commit 754ffd0ff2
21 changed files with 1903 additions and 1618 deletions
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crates/filemeta/src/fileinfo.rs
+6 -2
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@@ -93,6 +93,10 @@ pub struct ErasureInfo {
pub checksums: Vec<ChecksumInfo>,
}
pub fn calc_shard_size(block_size: usize, data_shards: usize) -> usize {
(block_size.div_ceil(data_shards) + 1) & !1
}
impl ErasureInfo {
pub fn get_checksum_info(&self, part_number: usize) -> ChecksumInfo {
for sum in &self.checksums {
@@ -109,7 +113,7 @@ impl ErasureInfo {
/// Calculate the size of each shard.
pub fn shard_size(&self) -> usize {
self.block_size.div_ceil(self.data_blocks)
calc_shard_size(self.block_size, self.data_blocks)
}
/// Calculate the total erasure file size for a given original size.
// Returns the final erasure size from the original size
@@ -120,7 +124,7 @@ impl ErasureInfo {
let num_shards = total_length / self.block_size;
let last_block_size = total_length % self.block_size;
let last_shard_size = last_block_size.div_ceil(self.data_blocks);
let last_shard_size = calc_shard_size(last_block_size, self.data_blocks);
num_shards * self.shard_size() + last_shard_size
}