Analyzing dropped packets

[Vitaly]

2009/3/11 Michael Green <mishagreen at gmail.com>:
> Bright minds,
>
> I have a brand new server (IBM x3850 M2) that exhibits a problem of
> dropping packets. Dropped packet are accumulating throughout the day.
>
> eth1      Link encap:Ethernet  HWaddr 00:1A:64:DB:E4:26
>          inet addr:132.77.4.105  Bcast:132.77.5.255  Mask:255.255.254.0
>          UP BROADCAST RUNNING MULTICAST  MTU:1500  Metric:1
>          RX packets:689587830 errors:2600 dropped:2916 overruns:0 frame:2600
>          TX packets:907757124 errors:0 dropped:0 overruns:0 carrier:0
>          collisions:0 txqueuelen:1000
>          RX bytes:545358022289 (520093.9 Mb)  TX bytes:1039725325872
> (991559.3 Mb)
>          Interrupt:98 Memory:f4000000-f4012100
>
> I need your advice on how to approach this problem. What tools/methods
> are out there to deal with problem like this?
> I don't have direct access to the switches, even though I can ask our
> network people to verify/check specific things on their side.


I'll start from checking speed settings/status  on both sides.