zpool on Dell MD3000 causes frequent hangs

[Rick Romero]

  Quoting Thomas Johnson <tommyj27 at gmail.com>:

> Hello,
>
> I am trying to track down an ongoing issue that I've been having, and
> looking for any suggestions on a possible cause, or suggestions on how I
> might troubleshoot further.
>
> The issue seems to be related to a Dell MD3000 storage array, which
> contains a zpool. It seems that the host attached to the array will
> occasionally hang, usually during periods of high disk activity
> (annoyingly, usually about 0300).

Hi Thomas,

You might want to try downgrading the firmware.  The latest firmware on
those LSI controllers really sucks.

Rick