Subject: Re: panic: kmem malloc: mb_map too small
To: None <thorpej@nas.nasa.gov>
From: Dave Burgess <burgess@cynjut.neonramp.com>
List: tech-kern
Date: 10/25/1995 16:09:38
>
> On Sat, 21 Oct 1995 16:35:56 -0400
> "Michael K. Sanders" <msanders@confusion.net> wrote:
>
> [ Sorry for the additional cross-post, but it seems to me that follow-ups
> to this should take place on tech-kern. --thorpej ]
>
> > 16MB RAM, 32MB swap... there wasn't anything particularly intensive going on
> > when I got the following panic:
> >
> > mb_map full
> > panic: kmem_malloc: mb_map too small
>
> This can happen if your system is dealing with alot of network traffic.
> Add an option like:
>
> options NMBCLUSTERS=1024
>
> to you kernel config file, and it will probably go away. I definitely
> had to do this on my hp380 which is the diskless boot server for my hp319
> and MVME-147, plus my source tree server, etc. In fact, I had to bump up
> to 2048; the larger number provided by `options GATEWAY' (512 on the
> hp300) just wasn't sufficient...
>
Whatever is decided, the question and answer appear in FAQ Section 5.
--
Dave Burgess (The man of a thousand E-Mail addresses)
386bsd FAQ Maintainer / SysAdmin for the NetBSD system in my spare bedroom
"Just because something is stupid doesn't mean that there isn't someone
that wants to do it...."