Re: problem in Network device driver.

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Hi!

On 11:03 Fri 17 Apr     , Devesh Sharma wrote:
> Hello list,
> 
> I have written a network device driver, and to validate it, I am
> running a bandwidth measurement tool on it,
> I am encountering a strange drop in bandwidth when data size reaches
> to 4096, bandwidth figures drop form 24 Mbps (for 2k data size)
> to .43 Mbps. what can be the problem, the MTU of my device is 2044. Is
> it some how related to functioning of hard_start_xmit?

What program/protocol do you use for testing + what kind of device is
this? The CPU is not a bottleneck, is it?

        -Michi
-- 
programing a layer 3+4 network protocol for mesh networks
see http://michaelblizek.twilightparadox.com


--
To unsubscribe from this list: send an email with
"unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx
Please read the FAQ at http://kernelnewbies.org/FAQ


[Index of Archives]     [Newbies FAQ]     [Linux Kernel Mentors]     [Linux Kernel Development]     [IETF Annouce]     [Git]     [Networking]     [Security]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux RAID]     [Linux SCSI]     [Linux ACPI]
  Powered by Linux