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    iSCSI: SCSI Asynchronous Event clarification, reference to [SPC3] and [SAM]


    • To: "Ips@Ece. Cmu. Edu" <ips@ece.cmu.edu>
    • Subject: iSCSI: SCSI Asynchronous Event clarification, reference to [SPC3] and [SAM]
    • From: "Dave Peterson" <dap@cisco.com>
    • Date: Thu, 30 May 2002 14:34:29 -0500
    • Content-Transfer-Encoding: 7bit
    • Content-Type: text/plain;charset="iso-8859-1"
    • Importance: Normal
    • Sender: owner-ips@ece.cmu.edu

    Howdy All,
    
    Clause 9.9.1 in Rev 12-95 currently states:
    
    "The sending of a SCSI Event (Asynchronous Event Notification in SCSI
    terminology)
    is controlled by a SCSI Control Mode Page bit."
    
    The notion of "Asynchronous Event Notification" is now obsolete in SAM-2
    (and SPC-3).
    Instead, it is coined asynchronous event reporting (AER).
    And the sending of a SCSI async event is actually enabled by three bits in
    the SCSI Control mode page:
    
    RAERP - ready AER permission
    UAAERP - unit attention AER permission
    EAERP - error AER permission
    
    So I think the sentence should be reworded to something like:
    
    "If the target supports SCSI asynchronous event reporting (see SAM-2) as
    indicated in the standard INQUIRY data (see SPC-3), its use may be enabled
    by parameters in the SCSI Control mode page (see SPC-3)."
    
    
    Also, the reference [SPC3] is not quite correct and may be misleading.
    
    [SPC3]T10/1416-D, SCSI-3 Primary Commands (SPC).
    
    s/b
    
    [SPC3]T10/1416-D, SCSI Primary Commands - 3 (SPC-3).
    
    Lastly, all references to [SAM] should be replaced with [SAM2].
    
    ...dap
    
    


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Last updated: Fri May 31 08:18:57 2002
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