[CentOS] Jumbo Frame performance or lackof?

On 6/26/11, Gordon Messmer <yinyang at eburg.com> wrote:
> On 06/25/2011 01:13 PM, Emmanuel Noobadmin wrote:
>> The results were unexpected. The higher the MTU on the sending NIC,
>> the lower the file transfer speed.
>
> What kind of switch are you using?  If your switches don't support large
> packets, you'll also see slowdowns like that.

It's a 3Com 2920 now known as HP V1910 switch. Jumbo frames up to 10K
is supposed to be supported.