What to do with ModePageCode.CONTROL_MODE_PAGE of SCSI ModeSenseStage?

Felipe Gutierrez felipe at usto.re
Fri Apr 10 08:50:37 PDT 2015


Formatted message: <a href="http://www.t10.org/cgi-bin/ac.pl?t=r&f=r1504102_f.htm">HTML-formatted message</a>

thanks Fred,
I am going to try to ask it in a vmware mail list.
On Fri, Apr 10, 2015 at 10:23 AM, Knight, Frederick <
Frederick.Knight at netapp.com> wrote:
>  MODE PAGEs are optional.  So this could be viewed as a host bug (they do
> not support compliant products), or as an additional requirement that
> VMware places on a SCSI device above and beyond what the standard requires
> (several hosts have those kinds of requirements).
>
>
>
> You could always try implementing the CONTROL MODE PAGE with all zeros (in
> bytes 2-11).	As for specifically which fields VMware cares about, and what
> values they expect/require in those fields – you’ll have to have VMware
> answer that part.
>
>
>
>		  Fred Knight
>
>
>
>
>
> *From:* owner-t10 at t10.org [mailto:owner-t10 at t10.org] *On Behalf Of *Felipe
> Gutierrez
> *Sent:* Thursday, April 09, 2015 1:59 PM
> *To:* t10 at t10.org; Felipe Gutierrez
> *Subject:* What to do with ModePageCode.CONTROL_MODE_PAGE of SCSI
> ModeSenseStage?
>
>
>
> Hi,
>
>
>
> I am using a iSCSI target write in Java (jscsi.org). I can connect from
> microsoft windows initiator and linux open-iscsi initiator. My problem is
> when I try to connect from vmware. I can discovery my iqn, but when I try
> to format the disk the target doesn't recognize the
> message CONTROL_MODE_PAGE(0x0a, 0x00)
> http://en.wikipedia.org/wiki/SCSI_mode_page (0Ah/00h).
>
>
>
> The target iscsi code is here
>
http://grepcode.com/file/repo1.maven.org/maven2/org.jscsi/target/2.5.2/org/js
csi/target/connection/stage/fullfeature/ModeSenseStage.java?av=f#143
>
>
>
> questions:
>
>
>
> 1 - Is there at vmware some parameter to disable the initiator send this
> message?
>
>
>
> 2 - If answer 1 is no, is there a manual to help me develop a code to this
> message?
>
>
>
> Thanks,
>
> Felipe
>



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