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Perc H740p capacity expansion option is missing
Hello,
so I have DELL r6515 with perc h740p. I had 2x 480GB SSD in RAID1. Replaced one by one to 2x 1,92TB SSD. Now I want to extend capacity to new max. space 1,92TB. Based on this video:
https://www.dell.com/support/contents/cs-cz/videos/videoplayer/how-to-perform-online-capacity-expansion-for-dell-perc/6079770575001
I dont see any "Expand virtual Disc" option. Any ideas?
DELL-Marco B
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June 19th, 2024 11:10
Yes I don't see other option to do that if what suggested doesn't work
DELL-Young E
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June 18th, 2024 05:10
Hello, thanks for choosing Dell and welcome to our community:
If I read it correct, you mean you want to replace 2x 480GB SSD of 2x 1,92TB SSD and want capacity change from 480GB to 1,92TB?
If you want to replace the 1st disk 480GB with 1,92TB, the rebuild will still be at 480GB: That goes the same with the 2nd disk-with RAID 1, it will still be at 480GB. You need to re create RAID 1 on the 2nd disk for the capacity increase.
Another thing you can do is reconfigure RAID 1 to RAID 5 or RAID 6 to expand the VD size. But it will require 2 more disks.
Please note that no matter what you do, back up your data first.
You can also refer to this video from 1.26:
https://dell.to/3KSzYeM
Respectfully,
Marty30886
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June 18th, 2024 06:55
@DELL-Young E Hello, as I wrote, I already have new SSD's replaced but VD is still 480GB SSD. I need to extend as you refer in video 1.26. But there is no "extend" option under VD operation.
Marty30886
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June 18th, 2024 07:56
I have replicated this problem on another server. I am using Kingston 1,92TB SSD DC600M.
(edited)
Marty30886
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June 18th, 2024 12:03
So it looks like that Dell removed this feature on h740p PERC :(. When I replace this perc for H730 it works. Option "extend" is showing fine.
DELL-Marco B
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June 18th, 2024 13:52
Hello,
if I'm not wrong the option is reconfigure virtual disk. It will give you the possibility to change raid level but also capacity.
Thanks
Marty30886
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June 18th, 2024 13:59
@DELL-Marco B Can you show me this on some screen or video? I tried this option but there was only change RAID level option, then I select RAID1 and there's nothing, only back option.
DELL-Marco B
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June 18th, 2024 14:02
No sorry, but you can check here at page 26
Dell PowerEdge RAID Controller 10 User’s Guide PERC H345, H740P, H745, and H840 Series Controllers
Marty30886
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June 18th, 2024 21:23
Yes I can see these:
It looks like my case is 3., and only way is to do it via perccli,
Also what I have found out that if I have for example 2x 480GB SSD and create a VD of 200GB, then the expand option is available. Also, if I "reconfigure" and select RAID1, the background initialization starts and the RAID1 is expanded to a full 480GB, so it also works this way.
However, if a physical drive is changed for larger one (my case), option "expand" is missing and "reconfigure" oprtion after selecting RAID1 looks like this:
(edited)
DELL-Young E
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June 19th, 2024 06:20
Hello, this older post may help your understand further.
https://dell.to/3Ry7smw
Respectfully,
Marty30886
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June 19th, 2024 07:13
@DELL-Young E no help, only thing what's left is to try perccli utility