通过USB连接到我的mp3播放器的数据传输非常慢。] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3[1351555.813065] usb 2-2: Manufacturer: Samsung Electronics
[1351555.813071] usb 2-2: SerialNumber] usb 2-2: res
在文件传输过程中,它的写入速度非常慢,从75 MB/s开始,快速衰减到<1MB/S。001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub[ 5020.734131] usb 2-=0bc2, idProduct=61b5 [ 5020.755085] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 5020.75508
new SuperSpeed USB device number 2 using xhci_hcdJun 22 22:22:12 host kernel: [10288570.886457] usb 2-device strings: Mfr=1, Product=2, SerialNumber=3
Jun 22 22:22:12 host kernel:
这是dmesg插入USB驱动器时返回的内容:[989699.722098] scsi7 : usb-storage 2-2:1.0
[989721.936053] usb 2-2: reset high-speed USB device number 4 using ehci_hcd[989732.180053] usb 2-2: reset high-speed USB