Education
Abstract
This page contains IBM FlashSystem A9000/R articles and procedures that are required to be checked prior to starting the code upgrade process.
Content
The IBM FlashSystem A9000/R code is a non-disruptive code load, enabling the system to upgrade its software from a current version to a newer version without disrupting application services. IBM FlashSystem A9000/R must be in a healthy state before upgrading its code.
There are few known issues that might interrupt an upgrade:
Network-related issue
A9000 - http://www-01.ibm.com/support/docview.wss?uid=ssg1S1012345
A9000R - http://www-01.ibm.com/support/docview.wss?uid=ssg1S1012395
Potential Host Disconnects Using VMware vSphere
A9000 - http://www-01.ibm.com/support/docview.wss?uid=ssg1S1012224
A9000R - http://www-01.ibm.com/support/docview.wss?uid=ssg1S1012308
Power requirements
https://www.ibm.com/support/knowledgecenter/STJKN5_12.2.1/fs_podrack_dg_pwr_req.htm
Best practice for protecting non-disruptive code upgrade of IBM FlashSystem A9000 & A9000R using HyperSwap
https://www-01.ibm.com/support/docview.wss?uid=ibm10719661
Host Attachment and Interoperability
http://www.redbooks.ibm.com/Redbooks.nsf/RedbookAbstracts/sg248368.html?Open
For fixes, limitations, and known problems and workarounds, see IBM FlashSystem A9000/R Release Notes,
A9000 - https://www.ibm.com/support/knowledgecenter/STJKMM_12.2.1/fs9k_kc_rn_pdfs.html
A9000R - https://www.ibm.com/support/knowledgecenter/STJKN5_12.2.1/fs9kr_kc_rn_pdfs.htm
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Document Information
Modified date:
22 June 2022
UID
ibm10716137