zfs version 13 kernel and zfs version 6 userland tool?

[Alexander Leidinger]

Quoting Goran Lowkrantz <glz at hidden-powers.com> (from Sun, 23 Nov 2008  
21:24:08 +0100):

> --On Sunday, November 23, 2008 20:41 +0100 Alexander Leidinger  
> <Alexander at Leidinger.net> wrote:
>
>> Hi,
>>
>> I just half-updated a system to -current from today. This means I booted
>> todays kernel with the old world.
>>
>> Is an old zfs userland tool supposed to work correctly with a recent
>> kernel? All I get is "internal error: out of memory" when I try a zfs
>> list (I noticed a problem as no zfs is mounted). I haven't read anything
>> like it shouldn't work on the mailinglist (as this is the normal way of
>> updating), so here are the loader.conf settings I use:
>> ---snip---
>> vfs.zfs.prefetch_disable=1
>> vm.kmem_size="700M"
>> vm.kmem_size_max="700M"
>> vfs.zfs.arc_max="160M"
>> vfs.zfs.vdev.cache.size="5M"
>> ---snip---
>>
>> This i386 system has 768MB of memory.
>>
>> Luckily /usr/src is not on ZFS, so I can install the new world if I want
>> to. But t be able to go back to the old kernel if necessary, I prefer to
>> not blindly update to the new world, except I get a message which tells
>> that it will fix my ZFS problem for sure.
>>
>> Bye,
>> Alexander.
>>
> I had exactly the same problem but mount -t zfs worked so I mounted  
> all ZFS filesystems and ran installworld with NO_FSCGH=true as the  
> old zfs filesystem was version=1 and don't support flags until you  
> have upgraded the filesystem  to version 3.

I don't have a problem with fschg, as I didn't even try to do an  
installworld. My problem is the memory error. Can you confirm that you  
had the same error before the installworld, but not after the  
installworld?

Bye,
Alexander.

-- 
Now I am depressed ...

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