diff --git a/client/operation.go b/client/operation.go
index a3186b5..0cbe302 100644
--- a/client/operation.go
+++ b/client/operation.go
@@ -473,7 +473,7 @@ func (hc *houstonClient) launch(meta *procmeta) error {
 				}
 				total += len(buff)
 
-				if total > 1024 {
+				if total > 1024*1024 {
 					wipeLogFile()
 				}
 			}
@@ -513,7 +513,7 @@ func (hc *houstonClient) launch(meta *procmeta) error {
 			if targetFile != nil {
 				targetFile.Close()
 				targetFile = nil
-				hc.uploadRawLogFile(currentFilePath, meta.name, meta.version)
+				go hc.uploadRawLogFile(currentFilePath, meta.name, meta.version)
 			}
 		}