@AlexDawson wrote:
I've contacted the documentation and TME teams and have asked for them to fight it out and let me know which is correct.
Any news? Topic came up again and now it appears ADP on external shelves does not work. It would be quite helpful if someone clarified it once and for all 🙂
How to create Root aggregate across external shelf during initialization
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@YUGO-S wrote:
The conclusion is that the information written on the HWU is incorrect, and the FAS2720 can not be configured with ADP using 24 disks.
Well, then it has changed recently:
ADP still limited to internal disks on FAS26XX with Ontap 9.2?
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You confuse node root and SVM root. Node root requires dedicated aggregate that cannot be used for other volumes. SVM root is just normal volume that does not require dedicated aggregate.
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@Jgiardino wrote:
I didnt even see the nodes in question, the AFF8K series, available to select with the version of ONTAP 8.3 they are running in the menu for drives.
You cannot install drives into AFF8000 chassis, why do you expect them to be listed? Both FAS6200 and AFF8000 require shelves and that is what you need to compare.
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I am not sure where is the problem. You check whether your existing SSD is supported for target AFF/shelf. If you want someone to do it for you, you need at the very least provide exsiting SSD part number and target AFF or shelf models.
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@JGPSHNTAP wrote:
An 8020 is an older controller, i'm not sure if it supports ADP
ADP on 8200 is supported starting with ONTAP 9.2. Of course it requires full system reinitialization.
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Yes, each SVM is using local LIFs for DNS access. And this LIF must be sufficiently redundant, ideally with failover port in each node.
You can add restricted administration LIF on management network to SVM.
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Either convert RAID_DP to RAID4 and get one spare for each raid group or backup, recreate aggregate, restore.
if you have more than one aggregate you may be able to move data off one of them (temporary).
When choosing between RAID_DP without spares and RAID4 with spares I’d prefer RAID_DP.
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@fas250 wrote:
I would like to know how to change the network configuration of the device. Is that in the Data ONTAP 7G manual?
It is function of operating system, so if it is in any manual then yes, it is in Data ONTAP manual.
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What kind of documentation are you looking for? It still runs the same Data ONTAP 7G, and these manuals are still available. Hardware overview including on-board ports layout is still in HWU. And knowledge base still contains articles about old platforms as well.
Unless you start completely from scratch and has never touched any FAS before, I’d say available information is pretty good to work with it.
So may be you need to elaborate on your question - what information do you need?
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Snap reserve does not set aside anything. It changes available space that is reported to clients. It is intended to reduce confusion when deleting file does not increase available space.
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@AllanHedegaard wrote:
Can I span such a 'port-channel' to both Netapp controllers?
No. ifgrp can include only ports in the same controller.
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ESXi beacon probing relies on L2 connectivity between all physical ports in NIC team that you do not have here. I am not aware of any automatic mechanism to detect LIF move and redirect traffic to another port (in direct attach case).
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NFS high availability is based on failing over IP to different physical port. This requires L2 switch and won’t work with direct connection.
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What is the reason to power it off? It is not required for replacement. I am not sure what "safe" means in this case. It should not affect another node in the same chassis if that was the question.
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Does the following link help?
https://social.technet.microsoft.com/Forums/windowsserver/en-US/475f4254-252a-48af-870e-acf6faece8a6/active-directory-computer-account-rename-permission?forum=winserverDS
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@FULLSTEAM wrote:
The process basically is "get hold of some gear, spin up to a 4-node-switched, move all the data over, destroy/recreate your nodes, move it all back."
Actually you just need swing controllers for couple of hours, enough to partition SSD disks. Then you can just reconnect SSD shelves back to original cluster, reassign ownership and move data (including mroot).
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@andris wrote:
Root-data partitioning is a HA-scoped operation. Both nodes in the HA pair need to be initialized at the same time.
Could you elaborate? Nodes are normally initialized one at a time; and it is the first node that partitions disks, right? When nodes are initialized, there is no HA yet, it is initialized much later, when both nodes are up.
So in dual chassis case if we connect SSD shelves to the only controller and start initialization, I expect it to partition SSD. Won't it happen? What are conditions when installation partitions disks then?
In single chassis case controller will see both existing disks and empty SSD disks so I do not know what happens.
@andris wrote:
boot menu 9 (root data partioning operations), available with ONTAP 9.2 and later.
As far as I know this just adds easy way to remove partitions and select ADP vs. non-partitioned disks; you still have to go via full configuration wipe out to actually create partitions.
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The problem is that you can only partition disks during initial install and this wipes out node configuration, so node will lose its identity and won't be able to join cluster back.
What may work - relocate aggregates, remove node from cluster, reinitialize with root on SSD, add back. But it is far more involved and I would not eat my hat it will run smoothly.
I would suggest to open support ticket (or talk you your NetApp contact) and ask for a procedure to manually partition disks. Then just relocate mroot using standard migrate-root command and move volumes to new aggregates.
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