Process stuck in "vnread"

[Konstantin Belousov]

On Wed, Mar 02, 2016 at 03:02:02AM -0800, Maxim Sobolev wrote:
> Thanks, Konstantin.
> 
> Re: md(4) state:
> 
>    0 88688     0   0  -8  0       0      16 tx->tx_s DL    -       0:45.43
> [md0]
> 
> Its backtrace:
So md is stuck in ZFS.