Hello. I wrote: > I want to know whether this is ThinkPad's problem > or CIFS's problem. It seems that this was an e1000's problem. CentOS 4.4's e1000 is version 7.0.33-k2-NAPI. I installed 7.4.35-NAPI from http://sourceforge.net/projects/e1000 and the performance improved about 5-10MB/s. Thank you. -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ