ZFS hangs very often

[Attila Nagy]

On 2008.03.31. 15:57, Attila Nagy wrote:
> My system completely locks up, I can't start new processes, but 
> runnings ones -which don't do IO- can continue (for example a top).
> I don't know ZFS internals (BTW, /usr and others are of course 
> different ZFS filesystems on the pool), but it might be, that 
> something major gets locked and that's why it stops here.
>
> Anyways, if somebody can help to back this out, I'm here to try 
> patches, or do experiments.
I forgot to tell -I don't know, maybe it's important-, that I have an 
SMP box (but tried with UP kernel, the effect is the same) and 
compression is enabled on every filesystems.