115 with comstar solved this problem for me.  make sure you set
wcd=false with stmfadm.

On Wed, Jun 10, 2009 at 3:18 PM, Zhen Xu<[email protected]> wrote:
> I am also having the same issue.  Turning off ZIL does not seem to help much 
> either.  Enabling fast write ack does not improve the iSCSI performance.  I 
> had yet to see if COMSTAR with b115 or later will be any different.  Had 
> anyone filed a ticket?  Does anyone have a proven solution to get around this 
> problem.  It seems to be a major issue for anyone who is using iSCSI target 
> on OpenSolaris.  My iSCSI performance with 2009.06 is about 45M for read and 
> 4M for write on a pair of SATA II drives configured as mirror.  Thanks!
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