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May 10th, 2021 01:00
Failed disk in raid 10
Hello,
need some advice with replacing a disk on an r420 server. I haven’t played around much with raid troubleshooting. see the attached images. So short story a disk failed and the server kernel panicked on trying to boot up again we can see the attached screenshot messages.
4 and 5 are sat on ready when it should just be 5 that’s failed. Thank You for your advise in advance.
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James_Smith
6 Posts
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May 10th, 2021 03:00
Hello,
It's in a raid 10 and this is the configuration preview.
DELL-Shine K
4 Operator
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3K Posts
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May 10th, 2021 03:00
For some reason I am not able to see second screenshot. What RAID level you had on the controller. As you had kernel panick there could be more than one drive failed or OS is not on a redundant virtual disk. Can you share virtual disk and physical disk details.
DELL-Shine K
4 Operator
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3K Posts
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May 10th, 2021 03:00
Thanks for the screenshot. As both disk in a span is in ready state after import, I am worried that your virtual disk could be in failed state after import of foreign config. Can you check whether disk 4 is also in failed state or it is connected properly.
James_Smith
6 Posts
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May 10th, 2021 03:00
Thank you for your advice. I can see there are a few warnings about the disk 4 predicted failure. I can confirm that disk 4 is plugged in and seems okay just the predicated failure message I'm seeing on the lifecycle management.
DELL-Shine K
4 Operator
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3K Posts
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May 10th, 2021 05:00
James_Smith
6 Posts
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May 10th, 2021 05:00
Hello Shine,
Thank you for your advise. We do have a backup of the server so will try swapping out the disk reporting failed, then import the foreign config and if that fails can rebuild the server and do a BMR. Is there anything else I could try though?
James_Smith
6 Posts
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May 11th, 2021 04:00
Hello, Shine
so I have replaced disk 5 and tried importing raid config which failed and I can see an amber light on disk 4 which is sat at ready, so I take it disk 4 is also dead. Also seeing this message:
CTL72: The foreign configuration overflow has occurred on Integrated RAID Controller 1.
2021-05-11T11:48:57-0500
Log Sequence Number: 12719
Detailed Description:
There is too much foreign configuration data to be imported in one attempt.
Recommended Action:
Import these foreign configurations in multiple attempts.
Please can you advise? thanks.
DELL-Shine K
4 Operator
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3K Posts
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May 11th, 2021 04:00
James_Smith
6 Posts
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May 11th, 2021 04:00
Hello Shine,
So will have to restore from backup? after creating the new virtual disk as this will clear the data on the disks?
thanks
James