Re: xenbsd /netbsd: xennetback: can't get new mcl pages (0) (Maybe full message this time..)

[Anzi <anzi%dnainternet.net@localhost>]

Manuel Bouyer wrote:
> On Mon, Mar 05, 2007 at 01:14:05PM +0200, Anzi wrote:
>   
> > > Mar  4 00:41:53 xenbsd /netbsd: xennetback_ifstart: no mcl_pages
> > > Mar  4 00:41:53 xenbsd /netbsd: nnetback_ifstart: no mcl_pages
> > >       
> > Again rest of the message (?):
> >
> > Kernel is not default, I have compiled it myself, but I think there are 
> > no exotic things:
> > NetBSD xenbsd.domain.com 4.0_BETA2 NetBSD 4.0_BETA2 (XEN3_DOM0) #0: Fri 
> > Jan 19 14:46:24 EET 2007  
> > @xenbsd.domain.com:/home/--/current/src/sys/arch/i386/compile/obj/XEN3_DOM0_ 
> > i386
> >
> > I also tried Kernel debugger (CTRL+ALT+ESC), but I'm really not sure 
> > what to do there. tried next/continue and this is what I got:
> > Just before kernel prints xennetback_ifstart: no mcl_pages
> > this is executed:
> > Xennetback ifsoftstart+0x76b:ret
> >
> >
> > This was on a production machine so I couldn't debug more (I rebooted). 
> > Does anybody have Ideas what seems to be wrong?
> >     
>
> How much free ram do you have ? xm info should tell you.
> It's possible that There are too much ram allocated to domUs, would cause
> problem when dom0 needs some pages to perform I/O with the domUs.
>
>   

433 Mb of free memory, I think that is enough? Xen version is from 
pkgsrc, 3.0.3 I think.



root@xenbsd ~$ xm info
host                   : xenbsd.prolosoft.com
release                : 4.0_BETA2
version                : NetBSD 4.0_BETA2 (XEN3_DOM0) #0: Fri Jan 19 
14:46:24 EET 2007  
antti%xenbsd.prolosoft.com@localhost:/home/antti/current/src/sys/arch/i386/compile/obj/XEN3_DOM0
machine                : i386
nr_cpus                : 1
nr_nodes               : 1
sockets_per_node       : 1
cores_per_socket       : 1
threads_per_core       : 1
cpu_mhz                : 1800
hw_caps                : 0383fbff:c1c3fbff:00000000:00000020
total_memory           : 1535
free_memory            : 433
xen_major              : 3
xen_minor              : 0
xen_extra              : .3-0
xen_caps               : xen-3.0-x86_32
xen_pagesize           : 4096
platform_params        : virt_start=0xfc000000
xen_changeset          : Sun Oct 15 13:22:03 2006 +0100 11773:433e39d54b0e
cc_compiler            : gcc version 3.4.4 20050314 (prerelease) (Debian 
3.4.3-13)
cc_compile_by          : shand
cc_compile_domain      : localdomain
cc_compile_date        : Sun Oct 15 13:22:06 BST 2006
xend_config_format     : 2
root@xenbsd ~$ xm list
Name                                      ID Mem(MiB) VCPUs State   Time(s)
1.fc6                                       2      312     1 -b----     95.1
Domain-0                                0      256     1 r-----    818.8
2.fc6                                       1      512     1 -b----    270.0