Use BufferProvider

hirose31 · hirose31 · commit cce580551f20 · 2022-04-28T13:25:58.000+09:00
https://zenn.dev/ichigo_dev/articles/2ff2ae3ce02e2a5f15da
diff --git a/pkg/m/s3.go b/pkg/m/s3.go
@@ -163,7 +163,9 @@ func (s3m *S3Model) SetBucket(bucket string) error {
 		}
 
 		s3m.client = s3.NewFromConfig(cfg)
-		s3m.downloader = s3manager.NewDownloader(s3m.client)
+		s3m.downloader = s3manager.NewDownloader(s3m.client, func(d *s3manager.Downloader) {
+			d.BufferProvider = s3manager.NewPooledBufferedWriterReadFromProvider(8 * 1024 * 1024) // 8MB
+		})
 
 		return nil
 	}

Original file line number	Diff line number	Diff line change
`@@ -163,7 +163,9 @@ func (s3m *S3Model) SetBucket(bucket string) error {`
`163`	`163`	`}`
`164`	`164`
`165`	`165`	`s3m.client = s3.NewFromConfig(cfg)`
`166`		`- s3m.downloader = s3manager.NewDownloader(s3m.client)`
	`166`	`+ s3m.downloader = s3manager.NewDownloader(s3m.client, func(d *s3manager.Downloader) {`
	`167`	`+ d.BufferProvider = s3manager.NewPooledBufferedWriterReadFromProvider(8 * 1024 * 1024) // 8MB`
	`168`	`+ })`
`167`	`169`
`168`	`170`	`return nil`
`169`	`171`	`}`