Super slow HP ILO 2 web interface

Michael Loftis mloftis at
Thu Jan 24 07:34:14 UTC 2013

I've had issues with HP, Dell, and Super micro in any higher amounts of
broadcast traffic, especially ARP requests. The iDRAC 5 and 6 behave very
badly in high broadcast environments, failing to respond to http and local
ipmi (ipmitool via the smbus or whatever) interface.  That's probably where
I would start personally...anything over a couple hundred hosts in the same
broadcast domain, especially if those are windows or osx hosts that love to
jibber about CIFS and mDNS.


Sent from my Motorola Xoom
On Jan 23, 2013 6:25 PM, "Erik Levinson" <erik.levinson at> wrote:

> Hi everyone,
> This is probably an OT question for this list, but I thought someone here
> may have encountered this.
> I've been having a really annoying super slow web interface access to ILO
> 2 on our DL360 G5s and G6s, since day one, on all of them. SSH to ILO is
> perfectly fine. IPMI is fine. VSP is fine. Everything to do with ILO is
> fine except the damn web interface, which is slow to load pages
> intermittently. It kind of works in bursts for a few seconds when it works,
> so I try to do things quickly. It's hard to characterize exactly what's
> happening beyond my vague description, but I've looked at the dev tools in
> Chrome, tried FF, etc. with no luck.
> One thing I haven't tried in a while is a packet capture of an ILO port to
> see if it's doing something weird, like trying to do rDNS on the client's
> IP or on itself, etc.
> If it helps, our config doesn't use DHCP and otherwise all the boxes are
> reset to defaults, then have their IP/SM/GW configured and local users
> configured...nothing fancy. We do use our own SSL certs, but the problem
> happens without them as well, so I've already ruled that out.
> Does anyone have any ideas on what obvious thing I could have missed?
> Thanks
> Erik

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