use a sliding window of in-memory writable chunks

2022-01-23 23:02:05 -08:00
parent 520591e6ea
commit 3bba2124ef
5 changed files with 26 additions and 3 deletions
--- a/weed/filesys/page_writer/chunk_interval_list.go
+++ b/weed/filesys/page_writer/chunk_interval_list.go
@@ -51,6 +51,12 @@ func (list *ChunkWrittenIntervalList) MarkWritten(startOffset, stopOffset int64)
 func (list *ChunkWrittenIntervalList) IsComplete(chunkSize int64) bool {
 	return list.size() == 1 && list.head.next.isComplete(chunkSize)
 }
+func (list *ChunkWrittenIntervalList) WrittenSize() (writtenByteCount int64) {
+	for t := list.head; t != nil; t = t.next {
+		writtenByteCount += t.Size()
+	}
+	return
+}

 func (list *ChunkWrittenIntervalList) addInterval(interval *ChunkWrittenInterval) {