Does my channel bond work

[abhishek Sinha]

Now this is some interesting stuff that i actually
found out

I just monitored the packets from the switch to see
actually where they are going into


TRK1 =node2
TRK2=node1

When Sending a big file from node2 to node1

HP ProCurve Switch 4000M        DEFAULT_CONFIG        
     1-Jan-1990   1:09:08
==========================- CONSOLE - MANAGER MODE
-============================                     
Status and Counters - Port Counters       

   Port     Total Bytes   Total Frames     Errors Rx  
   Drops Tx
  -------  -------------  -------------  -------------
 -------------
  A1                   0              0              0
             0
  C1-Trk1      3,640,711         48,116              0
             0
  C2-Trk1    100,742,642         71,606              0
             0
  C3-Trk2     50,523,420         35,804              0
             0
  C4-Trk2     53,859,933         83,918              0
             0
  C5-Trk3              0              0              0
             0
  C6-Trk3              0              0              0
             0
  C7-Trk4              0              0              0
             0
  C8-Trk4              0              0              0
             0
  D1                   0              0              0
             0
  D2                   0              0              0
             0

 Actions->   Back     Show details     Reset     Help


when sending a big file from node1 to node2

 Port     Total Bytes   Total Frames     Errors Rx    
 Drops Tx
  -------  -------------  -------------  -------------
 -------------
  A1                   0              0              0
             0
  C1-Trk1    100,432,998         69,876              0
             0
  C2-Trk1      2,707,873         35,263              0
             0
  C3-Trk2      1,355,028         17,632              0
             0
  C4-Trk2    101,785,843         87,507              0
             0
  C5-Trk3              0              0              0
             0
  C6-Trk3              0              0              0
             0
  C7-Trk4              0              0              0
             0
  C8-Trk4              0              0              0
             0
  D1                   0              0              0
             0
  D2                   0              0              0
             0

 Actions->   Back     Show details     Reset     Help

Reset port counters (affects current console session
only)



Any ideas guys.. Some channel bonding is happening i
guess ; But why am i not getting 200 MBPs of speed.???


Abhishek
--- Martin Siegert <siegert at sfu.ca> wrote:
> On Wed, May 08, 2002 at 08:39:30AM -0700, abhishek
> Sinha wrote:
> > Hi All
> > 
> > First thanks for that mail;
> > <offtopic> I sometimes get amazed at the time ppl
> take
> > to help other newbies, Amazing and encouraging
> > </offtopic>
> > 
> > --- Martin Siegert <siegert at sfu.ca> wrote:
> > > Netperf usually tells you what throughput it
> > > achieved at the sending node
> > > and what throughput it achieved at the receiving
> > > node. Is that what you
> > > are showing here? The two numbers should be the
> same
> > > otherwise you have a
> > > problem (at least the must not be as vastly
> > > different as 191Mbps and 96Mbps).
> > 
> > Do you think it could be that one side (receiving
> or
> > sending )is getting channel bonded and the other
> side
> > is not
> 
> Actually, I was wondering about that. Your udp
> results seem to indicate
> that the sender uses two NICs whereas the receiver
> does not.
> 
> Thus, it may be a good idea to check cables and
> NICs. Do the two NICs
> work without channel bonding, i.e., when you put
> them onto two different
> networks?
> 
> Good luck,
> Martin


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