FreeBSD 6 vs 8.1
mats.w.lindberg at gmail.com
Mon Mar 14 11:41:40 UTC 2011
No - not from what I understand
in the vmware it looks like a real disk device /dev/ad0s1e
in the nfsroot'ed system I actually have 'of=/opt/something' which is
definately to the nfs disk.
2011/3/14 Mark Tinguely <marktinguely at gmail.com>
> On 3/14/2011 6:17 AM, Mats Lindberg wrote:
>> I am migrating from FreeBSD 6.3 to FreeBSD 8.1 And I have noticed some,
>> I think is, strange behaviour.
>> In FreeBSD 6.3 when I do
>>> swapoff -a
>>> dd if=/dev/zero of=/tmp/whatever bs=1G count=1
>> I get something like "out of memory - killed"
>> In FreeBSD 8.1 doing the same - processes around start to die, e.g. all
>> getty's are killed and finally devfs goes the same way.
>> My target is diskless nfs mounted to a linux fileserver - hence no swap
>> It does not seem to be relalted to the nfs root however - I get the same
>> behaviour running FBSD-8.1 in a VMWARE server session.
>> Is this a new 'feature' of FBSD or just a bug?
>> Are there some sysctl's to set to 'really' turn of swapping.
>> At one instance I also got a kernel panic saying 'page fault in kernel'
>> I'm having a hard time to repeat just that.
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>> Do you have /tmp mounted on a memory filesystem?
> --Mark Tinguely
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