Hi,

> Now, 14482944 of 548164331323 packets is a mere 0.002%... Hence - should
> this be a cause of concern?

well yes - that amount of drops leads to huge hit in network performance for eg 
TCP applications

https://fasterdata.es.net/network-tuning/tcp-issues-explained/packet-loss/


> 
> #sh int po7
> Port-channel7 is up, line protocol is up (connected) 
>   Hardware is EtherChannel, address is 001c.b1e8.9627 (bia 001c.b1e8.9627)
>   Members in this channel: Gi2/0/38 Gi2/0/39 Gi2/0/40 

3 members? not a good number for Cisco etherchannel

> Again, here we have a bit more, sitting at 4.592% 

ouch.


whats downstream of these devices?  got flow-control?   if you have no QoS the 
byffer space on the platform should
be enough for that amount of traffic MB/s- but what type of traffic is it being 
used by NFS - big packets?   have you enabled
jumbo frames on the links?

> I did bench the servers, and locally on the servers (without using the
> network), I do get SIGNIFICANTLY better performance (like 10 x increase)...

packet loss can cause this massive degradation - see above link


alan
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