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src/client/merge_known_chunks.rs: reduce RAM usage 

There is no need to store chunk data for known chunks.
This commit is contained in:
Dietmar Maurer 2019-05-24 07:42:58 +02:00
parent ecb21b4794
commit 9bb675ec23
2 changed files with 6 additions and 6 deletions
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4
src/client/http_client.rs
View File

@ -582,9 +582,9 @@ impl BackupClient {
}
MergedChunkInfo::Known(chunk_list) => {
let mut digest_list = vec![];
for chunk_info in chunk_list {
for (_offset, digest) in chunk_list {
//println!("append existing chunk ({} bytes)", chunk_info.data.len());
digest_list.push(tools::digest_to_hex(&chunk_info.digest));
digest_list.push(tools::digest_to_hex(&digest));
}
println!("append existing chunks ({})", digest_list.len());
let param = json!({ "wid": wid, "digest-list": digest_list });

8
src/client/merge_known_chunks.rs
View File

@ -10,7 +10,7 @@ pub struct ChunkInfo {
}
pub enum MergedChunkInfo {
Known(Vec<ChunkInfo>),
Known(Vec<(u64,[u8;32])>),
New(ChunkInfo),
}
@ -65,11 +65,11 @@ impl <S> Stream for MergeKnownChunksQueue<S>
match last {
None => {
self.buffer = Some(MergedChunkInfo::Known(vec![chunk_info]));
self.buffer = Some(MergedChunkInfo::Known(vec![(chunk_info.offset, chunk_info.digest)]));
// continue
}
Some(MergedChunkInfo::Known(mut list)) => {
list.push(chunk_info);
list.push((chunk_info.offset, chunk_info.digest));
let len = list.len();
self.buffer = Some(MergedChunkInfo::Known(list));
@ -80,7 +80,7 @@ impl <S> Stream for MergeKnownChunksQueue<S>
}
Some(MergedChunkInfo::New(_)) => {
self.buffer = Some(MergedChunkInfo::Known(vec![chunk_info]));
self.buffer = Some(MergedChunkInfo::Known(vec![(chunk_info.offset, chunk_info.digest)]));
return Ok(Async::Ready(last));
}
}