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  • 1.  IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Mon March 18, 2024 11:31 PM
      |   view attached

    Hi all,

        I have an IBM storwize V3700 Model 2072 24C that after a Recovery System gives me the message Preparation Status: Prepare failed Cannot identify most recent quorum disk. I have tried to recovery the system but unsuccessful. Do you have ever encounter this issue? Any ideas? The two nodes are in candidate state and the configuration node is down so i can't use the command line. Thank you in advance,

       I have sent capture error in attachfile.



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    Best Regards,

    Apidesh Dulma
    Managing Director/Service Manager
    A Vision IT Systems(Thailand) Co.Ltd.
    M:(+66)81-822-2904, (+66)61-390-2710
    E:apidesh@avisionitsystem.com
    www.avisionitsystem.com
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  • 2.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Tue March 19, 2024 03:11 AM

    Dear Dulma,

    What has happend prior you started to recover the system? Is there data on the Storage, that has to be saved?
    I have a procedure to restet the whole machine to factory default, if you need, but loosing all the data.
    I have done a reset many times, for we lend our Hardware to partners in the past.

    kind regards Martin



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    Martin Haussmann
    SE
    TD SYNNEX Germany
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  • 3.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Tue March 19, 2024 02:09 PM

    Hi Apidesh,
    - is there any nodes display error code 550 or 578?



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    Nezih Boyacioglu
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  • 4.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Wed March 20, 2024 04:06 AM

    Hello Apidesh,

    the system most likely encountered a power outage and did automatically "Rescue Node" on both nodes so only manual T3 can help in this situation. You can check under in Service GUI under "Collect logs" if there is a file which is called something like "rescuelogs". if yes, then only Manual T3 can help to retrieve the data on system.



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    Mousa Hammad
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  • 5.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Fri August 02, 2024 05:27 PM

    Hello Hammad.

    Could you please tell me where I can find Manual T3 procedure, or maybe you could write to me? 

    Thanks.



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    Zlatko Stijepovic
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  • 6.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Mon August 05, 2024 03:15 AM

    Hello Zlatko,

    manual T3 recovery should be done by IBM support. We need create a sacrificial cluster. Save a config file and delete that cluster again. Then we need to scan all drives per CLI to find the quorum drives. After we identify the drive which contain the latest quorum information, we can dump the information from that drive and then rebuild the cluster. If you have an old config file, at the end we can transfer that file to the node and prepare/execute that file so it rename all vdisks/mdisks and hosts and create call home setting, volume parameters,,all exactly as before.

    So i would highly recommend to contact IBM Support so they will guide you to recover the system.

    Best regards, Mousa



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    Mousa Hammad
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  • 7.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Mon August 05, 2024 06:55 AM

    Hello Zlatko,

    the procedure you found on lenovo website refering to T4 recovery and not T3 which means you recover the config but without the data. regarding your question, if you want to reset the Cluster ID, please try to do that via SSH using the command:

    satask chenclosurevpd -resetclusterid

    Best regards; mousa



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    Mousa Hammad
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  • 8.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Mon August 05, 2024 09:56 AM

    Hello Zlatko,

    i am aware about that procedure. This is the know T4 recovery which recovery the config without the data. So if you are not interested in the data should be fine.

    Best regards, Mousa



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    Mousa Hammad
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  • 9.  RE: IBM storwize V3700 Model 2072 24C Cannot identify most recent quorum disk

    Posted Fri August 02, 2024 05:27 PM

    hi 

    I have the same problem as you, just wanting to know how you handled it


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    Babadjika Souleymanou
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